添加高一下期末试卷
This commit is contained in:
parent
9f2abbb519
commit
39d9b60d64
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@ -4,7 +4,7 @@ import os,re,json
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keywords_dict_table = [
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{
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"id":[""], #题号
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"content":["它关于极轴的对称点坐标"], #题面内容
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"content":[""], #题面内容
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"objs":[""], #目标代码
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"tags":[""], #标签, 如["第二单元"]等
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"genre":[""], #题目类型, 填空题, 选择题, 解答题
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@ -12,7 +12,7 @@ keywords_dict_table = [
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"solution":[""], #解答与提示
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"duration":[""], #解题时间(目前未设置)
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"usages":[""], #使用记录, 数据库中格式为 <日期>\t<届别><班别>\t正确率[\t正确率]... 例如"20230301\t2023届01班\t0.985\t0.211
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"origin":[""], #题目来源
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"origin":["高二下学期期末"], #题目来源
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"edit":[""], #导入者及编辑者
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"same":[""], #相同题目题号
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"related":[""], #关联题目题号
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@ -1,9 +1,9 @@
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#修改起始id,出处,文件名
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starting_id = 40890
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starting_id = 22106
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raworigin = ""
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filename = r"C:\Users\wangweiye\Documents\wwy sync\临时工作区\自拟题目15.tex"
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editor = "20230620\t王伟叶"
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indexed = False
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indexed = True
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IndexDescription = "试题"
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import os,re,json
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@ -241,6 +241,7 @@ problems_dict = {
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20230428 2022学年第二学期高一高二材料收集
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problems_dict = {
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"2025届高一下学期校本作业":"21441:22047",
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"2025届高一下学期校本作业-圆":"40890:40938",
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"2025届高一下学期周末卷01":"40018:40036",
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"2025届高一下学期周末卷02":"40057:40082",
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"2025届高一下学期周末卷02小测":"40387:40395",
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@ -274,7 +275,8 @@ problems_dict = {
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"2025届高一下学期测验02":"40350:40367",
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"2025届高一下学期测验03":"40738:40752",
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"2025届高一下学期测验04":"40841:40861",
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"2025届高一下学期区期中统考试题":"15269:15289",
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"2025届高一下学期区期中统考":"15269:15289",
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"2025届高一下学期期末考试":"22106:22126",
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"2024届高二下学期周末卷01":"40001:40017",
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"2024届高二下学期周末卷02":"40037:40056",
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"2024届高二下学期周末卷03":"40140:40160",
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@ -290,7 +292,7 @@ problems_dict = {
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"2024届空间向量校本作业":"22048:22083",
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"2024届二项式定理校本作业":"22084:22105",
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"2024届高二下学期期中考试":"15248:15268",
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"2025届高一下学期校本作业-圆":"40890:40938"
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"2024届高二下学期区期末统考:"18216:18236",
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}
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20230501 题库已标注题目单元分类
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@ -1 +1 @@
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040037
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018216:018236
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32
工具/题号清单生成.py
32
工具/题号清单生成.py
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@ -1,22 +1,22 @@
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import os,re
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"---此处输入文件夹列表---"
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directories = [
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r"C:\Users\weiye\Documents\wwy sync\23届\暑假概率初步续",
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r"C:\Users\weiye\Documents\wwy sync\23届\上学期测验卷",
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r"C:\Users\weiye\Documents\wwy sync\23届\上学期周末卷",
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r"C:\Users\weiye\Documents\wwy sync\23届\第一轮复习讲义",
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r"C:\Users\weiye\Documents\wwy sync\23届\赋能",
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r"C:\Users\weiye\Documents\wwy sync\23届\一模后春考前试卷备选",
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r"C:\Users\weiye\Documents\wwy sync\23届\正态分布及成对数据新课",
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r"C:\Users\weiye\Documents\wwy sync\23届\寒假作业",
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r"C:\Users\weiye\Documents\wwy sync\23届\下学期测验卷",
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r"C:\Users\weiye\Documents\wwy sync\23届\下学期周末卷",
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r"C:\Users\weiye\Documents\wwy sync\23届\第二轮复习讲义",
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r"C:\Users\weiye\Documents\wwy sync\23届\四月错题重做",
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r"C:\Users\weiye\Documents\wwy sync\23届\简单题冲刺",
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r"C:\Users\weiye\Documents\wwy sync\23届\中档题冲刺",
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r"C:\Users\weiye\Documents\wwy sync\23届\双基冲刺卷",
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r"C:\Users\weiye\Documents\wwy sync\23届\第三轮复习讲义"
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r"C:\Users\wangweiye\Documents\wwy sync\23届\暑假概率初步续",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\上学期测验卷",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\上学期周末卷",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\第一轮复习讲义",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\赋能",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\一模后春考前试卷备选",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\正态分布及成对数据新课",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\寒假作业",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\下学期测验卷",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\下学期周末卷",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\第二轮复习讲义",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\四月错题重做",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\简单题冲刺",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\中档题冲刺",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\双基冲刺卷",
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r"C:\Users\wangweiye\Documents\wwy sync\23届\第三轮复习讲义"
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]
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"---文件夹列表输入结束---"
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@ -520071,6 +520071,426 @@
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"space": "4em",
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"unrelated": []
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},
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"022106": {
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"id": "022106",
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"content": "半径为$2$, 弧长为$2$的扇形的圆心角为\\blank{50}弧度.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题1",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022107": {
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"id": "022107",
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"content": "函数$y=\\tan x$的最小正周期是\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题2",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022108": {
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"id": "022108",
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"content": "向量$\\overrightarrow {b}=(3,4)$的单位向量$\\overrightarrow{b_0}$为\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题3",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022109": {
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"id": "022109",
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"content": "若角$\\alpha$的终边过点$P(4,-3)$, 则$\\sin (\\dfrac{3}{2} \\pi+\\alpha)=$\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题4",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022110": {
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"id": "022110",
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"content": "已知复数$z=1+2 \\mathrm{i}$(其中$\\mathrm{i}$为虚数单位), 则$z$除以$\\overline {z}$的商$\\dfrac{z}{\\overline {z}}=$\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题5",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022111": {
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"id": "022111",
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"content": "已知直角坐标平面上两点$P_1(-1,1)$、$P_2(2,3)$, 若$P$满足$\\overrightarrow{P_1P}=2 \\overrightarrow{PP_2}$, 则点$P$的坐标为\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题6",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022112": {
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"id": "022112",
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"content": "在$\\triangle ABC$中, 角$A$、$B$、$C$所对的边为$a$、$b$、$c$. 若$a=4$, $b=6$, $c=9$, 则$\\cos C=$\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题7",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022113": {
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"id": "022113",
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"content": "直线$l: y=2 x-1$绕着点$A(1,1)$逆时针旋转$\\dfrac{\\pi}{4}$与直线$l_1$重合, 则$l_1$的斜截式方程是\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题8",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022114": {
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"id": "022114",
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"content": "已知函数$y=1-\\sin x-\\cos ^2 x$的最大值为\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题9",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022115": {
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"id": "022115",
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"content": "直角三角形$ABC$中, $AB=3$, $AC=4$, $BC=5$, 点$M$是三角形$ABC$外接圆上任意一点, 则$\\overrightarrow{AB} \\cdot \\overrightarrow{AM}$的最大值为\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题10",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022116": {
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"id": "022116",
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"content": "已知常数$m \\in \\mathbf{R}$, 若关于$x$的方程$x+\\sqrt{4-x^2}=m$有且仅有一个实数解, 则$m$的取值范围是\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题11",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022117": {
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"id": "022117",
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"content": "已知常数$t \\in \\mathbf{R}$, 集合$S=\\{z|| z-1 | \\leq 3,\\ z \\in \\mathbf{C}\\}, T=\\{z | z=\\dfrac{w+2}{3} \\mathrm{i}+t,\\ w \\in S\\}$, 若$S \\cup T=S$, 则$t$的取值范围是\\blank{50}.",
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"objs": [],
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"tags": [],
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"genre": "填空题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题12",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022118": {
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"id": "022118",
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"content": "已知常数$a \\in \\mathbf{R}$, 直线$l_1: x+a y-2=0$, $l_2: a x+y+1=0$, 则$a=1$是$l_1\\parallel l_2$的\\bracket{20}.\n\\twoch{充分不必要条件}{必要不充分条件}{充要条件}{既不充分也不必要条件}",
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"objs": [],
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"tags": [],
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"genre": "选择题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
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"origin": "2025届高一下学期期末考试试题13",
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"edit": [
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"20230620\t王伟叶"
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],
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"same": [],
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"related": [],
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"remark": "",
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"space": "",
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"unrelated": []
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},
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"022119": {
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"id": "022119",
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"content": "已知常数$\\varphi \\in \\mathbf{R}$, 如果函数$y=\\cos (2 x+\\varphi)$的图像关于点$(\\dfrac{4 \\pi}{3}, 0)$中心对称, 那么$|\\varphi|$的最小值为\\bracket{20}.\n\\fourch{$\\dfrac{\\pi}{3}$}{$\\dfrac{\\pi}{4}$}{$\\dfrac{\\pi}{6}$}{$\\dfrac{\\pi}{2}$}",
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"objs": [],
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"tags": [],
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"genre": "选择题",
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"ans": "",
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"solution": "",
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"duration": -1,
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"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题14",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "",
|
||||
"unrelated": []
|
||||
},
|
||||
"022120": {
|
||||
"id": "022120",
|
||||
"content": "已知常数$a, b \\in \\mathbf{R}$, 且$a, b$不全为零, 若直线$a x+b y=1$与圆$C: x^2+y^2=1$相交, 则点$P(a, b)$与圆$C$的位置关系是\\bracket{20}.\n\\twoch{点在圆内}{点在圆上}{点在圆外}{随$a$、$b$取值的变化而变化}",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "选择题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题15",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "",
|
||||
"unrelated": []
|
||||
},
|
||||
"022121": {
|
||||
"id": "022121",
|
||||
"content": "在平面直角坐标系中, $\\triangle ABC$的顶点坐标分别为$A(1,-2)$, $B(-7,0)$, 点$C$在直线$y=5$上运动, $O$为坐标原点, $G$为$\\triangle ABC$的重心, 则$\\overrightarrow{OG} \\cdot \\overrightarrow{OA}$、$\\overrightarrow{OG} \\cdot \\overrightarrow{OB}$、$\\overrightarrow{OG} \\cdot \\overrightarrow{OC}$中正数的个数为$n$, 则$n$的值的集合为\\bracket{20}.\n\\fourch{$\\{1,2\\}$}{$\\{1,3\\}$}{$\\{2,3\\}$}{$\\{1,2,3\\}$}",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "选择题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题16",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "",
|
||||
"unrelated": []
|
||||
},
|
||||
"022122": {
|
||||
"id": "022122",
|
||||
"content": "已知直线$l: x-2 y+1=0$.\\\\\n(1) 若直线$l_1: 2 x+y+1=0$, 求直线$l$与直线$l_1$的夹角;\\\\\n(2) 若直线$l_2$与直线$l$的距离等于$1$, 求直线$l_2$的一般式方程.",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "解答题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题17",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "4em",
|
||||
"unrelated": []
|
||||
},
|
||||
"022123": {
|
||||
"id": "022123",
|
||||
"content": "设常数$p \\in \\mathbf{R}$, 已知关于$x$的方程$x^2+p x+2=0$.\\\\\n(1) 若$p=2$, 求该方程的复数根;\\\\\n(2) 若方程的两个复数根为$\\alpha$、$\\beta$, 且$|\\alpha-\\beta|=1$, 求$p$的值.",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "解答题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题18",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "4em",
|
||||
"unrelated": []
|
||||
},
|
||||
"022124": {
|
||||
"id": "022124",
|
||||
"content": "记$f(x)=2 \\sin 2 x+4 \\sin ^2 x$.\\\\\n(1) 求关于$x$的方程$f(x)=0$的解集;\\\\\n(2) 求函数$y=f(x)$的单调减区间.",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "解答题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题19",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "4em",
|
||||
"unrelated": []
|
||||
},
|
||||
"022125": {
|
||||
"id": "022125",
|
||||
"content": "如图, 设$ABCDEF$是半径为$1$的圆$O$的内接正六边形, $M$是圆$O$上的动点.\n\\begin{center}\n\\begin{tikzpicture}[>=latex,scale = 0.7]\n\\draw (0,0) circle (2);\n\\filldraw (0,0) node [left] {$O$} coordinate (O) circle (0.03);\n\\draw (90:2) node [above] {$A$} coordinate (A);\n\\draw (150:2) node [left] {$B$} coordinate (B);\n\\draw (210:2) node [left] {$C$} coordinate (C);\n\\draw (270:2) node [below] {$D$} coordinate (D);\n\\draw (330:2) node [right] {$E$} coordinate (E);\n\\draw (30:2) node [right] {$F$} coordinate (F);\n\\draw (A)--(B)--(C)--(D)--(E)--(F)--cycle;\n\\end{tikzpicture}\n\\end{center}\n(1) 求$|\\overrightarrow{AB}+\\overrightarrow{BC}-\\overrightarrow{AM}|$的最大值;\\\\\n(2) 求证: $\\overrightarrow{MA}^2+\\overrightarrow{MD}^2$为定值;\\\\\n(3) 对于平面中的点$P$, 存在实数$x$与$y$, 使得$\\overrightarrow{OP}=x \\overrightarrow{OE}+y \\overrightarrow{OF}$, 若点$P$是正六边形$ABCDEF$内的动点 (包含边界), 求$x-y$的最小值.",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "解答题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题20",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "4em",
|
||||
"unrelated": []
|
||||
},
|
||||
"022126": {
|
||||
"id": "022126",
|
||||
"content": "设$f(z)$是一个关于复数$z$的表达式, 若$f(x+y \\mathrm{i})=x_1+y_1 \\mathrm{i}$(其中$x, y, x_1, y_1 \\in\\mathbf{R}$, $\\mathrm{i}$为虚数单位), 就称$f$将点$P(x, y)$``$f$对应''到点$Q(x_1, y_1)$. 例如: $f(z)=\\dfrac{1}{z}$将点$(0,1)$``$f$对应''到点$(0,-1)$.\\\\\n(1) 若$f(z)=z+1$($z \\in \\mathbf{C}$), 点$P_1(1,1)$``$f$对应''到点$Q_1$, 点$P_2$``$f$对应''到点$Q_2(1,1)$, 求点$Q_1$、$P_2$的坐标;\\\\\n(2) 设常数$k, t \\in \\mathbf{R}$, 若直线$l: y=k x+t$, $f(z)=z^2$($z \\in \\mathbf{C}$), 是否存在一个有序实数对$(k, t)$, 使得直线$l$上的任意一点$P(x, y)$``$f$对应''到点$Q(x_1, y_1)$后, 点$Q$仍在直线$l$上? 若存在, 试求出所有的有序实数对$(k, t)$; 若不存在, 请说明理由;\\\\\n(3) 设常数$a, b \\in \\mathbf{R}$, 集合$D=\\{z | z \\in \\mathbf{C}$且$\\mathrm{Re} z>0\\}$和$A=\\{w | w \\in \\mathbf{C}$且$|w|<1\\}$, 若$f(z)=\\dfrac{a z+b}{z+1}$满足: \\textcircled{1} 对于集合$D$中的任意一个元素$z$, 都有$f(z) \\in A$; \\textcircled{2} 对于集合$A$中的任意一个元素$w$, 都存在集合$D$中的元素$z$使得$w=f(z)$. 请写出满足条件的一个有序实数对$(a, b)$, 并论证此时的$f(z)$满足条件.",
|
||||
"objs": [],
|
||||
"tags": [],
|
||||
"genre": "解答题",
|
||||
"ans": "",
|
||||
"solution": "",
|
||||
"duration": -1,
|
||||
"usages": [],
|
||||
"origin": "2025届高一下学期期末考试试题21",
|
||||
"edit": [
|
||||
"20230620\t王伟叶"
|
||||
],
|
||||
"same": [],
|
||||
"related": [],
|
||||
"remark": "",
|
||||
"space": "4em",
|
||||
"unrelated": []
|
||||
},
|
||||
"030001": {
|
||||
"id": "030001",
|
||||
"content": "若$x,y,z$都是实数, 则:(填写``\\textcircled{1} 充分非必要、\\textcircled{2} 必要非充分、\\textcircled{3} 充要、\\textcircled{4} 既非充分又非必要''之一)\\\\\n(1) ``$xy=0$''是``$x=0$''的\\blank{50}条件;\\\\\n(2) ``$x\\cdot y=y\\cdot z$''是``$x=z$''的\\blank{50}条件;\\\\\n(3) ``$\\dfrac xy=\\dfrac yz$''是``$xz=y^2$''的\\blank{50}条件;\\\\\n(4) ``$|x |>| y|$''是``$x>y>0$''的\\blank{50}条件;\\\\\n(5) ``$x^2>4$''是``$x>2$'' 的\\blank{50}条件;\\\\\n(6) ``$x=-3$''是``$x^2+x-6=0$'' 的\\blank{50}条件;\\\\\n(7) ``$|x+y|<2$''是``$|x|<1$且$|y|<1$'' 的\\blank{50}条件;\\\\\n(8) ``$|x|<3$''是``$x^2<9$'' 的\\blank{50}条件;\\\\\n(9) ``$x^2+y^2>0$''是``$x\\ne 0$'' 的\\blank{50}条件;\\\\\n(10) ``$\\dfrac{x^2+x+1}{3x+2}<0$''是``$3x+2<0$'' 的\\blank{50}条件;\\\\\n(11) ``$0<x<3$''是``$|x-1|<2$'' 的\\blank{50}条件.",
|
||||
|
|
|
|||
Reference in New Issue