diff --git a/题库0.3/BasicKnowledge.json b/题库0.3/BasicKnowledge.json
index 8b60a849..52a56cff 100644
--- a/题库0.3/BasicKnowledge.json
+++ b/题库0.3/BasicKnowledge.json
@@ -1005,7 +1005,7 @@
         "objs": [
             "K0211002B"
         ],
-        "content": "如图表示几个地区的某物种关于时间的图形, 找出与下面每个描述相符的图形并描述剩余图形.\\\\\n\\begin{center}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (0,0) -- (4,0) node [right] {时间(年)};\n\\draw [->] (0,0) -- (0,4) node [above] {物种数量};\n\\draw [domain = 0:{ln(4)/ln(1.08)/8}] plot (\\x,{exp(8*\\x*ln(1.08))}) node [above] {\\textcircled{1}};\n\\draw [domain = 0:{ln(4)/ln(1.05)/8}] plot (\\x,{exp(8*\\x*ln(1.05))}) node [above] {\\textcircled{2}};\n\\draw (0,1.2) -- (4,2.5) node [right] {\\textcircled{3}};\n\\draw [domain = 0:4] plot (\\x,{3.5*exp(8*\\x*ln(0.95))}) node [right] {\\textcircled{4}};\n\\draw (0,1.8) -- (4,1.8) node [right] {\\textcircled{5}};\n\\draw (0,2.3) -- (4,1.3) node [right] {\\textcircled{6}};\n\\end{tikzpicture}\n\\end{center}\n(1) 物种数量每年增长 $5 \\%$: \\blank{30};\\\\\n(2) 物种数量每年增长 $8 \\%$: \\blank{30};\\\\\n(3) 物种数量每年增加 $5000$ 人: \\blank{30};\\\\\n(4) 物种数量保持不变的: \\blank{30};\\\\\n剩余两个图形分别可以描述为:\\blank{150}, \\blank{150}."
+        "content": "如图表示几个地区的某物种关于时间的图形, 找出与下面每个描述相符的图形并描述剩余图形.\\\\\n\\begin{center}\n\\begin{tikzpicture}[>=latex]\n\\draw [->] (0,0) -- (4,0) node [right] {时间(年)};\n\\draw [->] (0,0) -- (0,4) node [above] {物种数量};\n\\draw [domain = 0:{ln(4)/ln(1.08)/8}] plot (\\x,{exp(8*\\x*ln(1.08))}) node [above] {\\textcircled{1}};\n\\draw [domain = 0:{ln(4)/ln(1.05)/8}] plot (\\x,{exp(8*\\x*ln(1.05))}) node [above] {\\textcircled{2}};\n\\draw (0,1.2) -- (4,2.5) node [right] {\\textcircled{3}};\n\\draw [domain = 0:4] plot (\\x,{3.5*exp(8*\\x*ln(0.95))}) node [right] {\\textcircled{4}};\n\\draw (0,1.8) -- (4,1.8) node [right] {\\textcircled{5}};\n\\draw (0,2.3) -- (4,1.3) node [right] {\\textcircled{6}};\n\\end{tikzpicture}\n\\end{center}\n(1) 物种数量每年增长 $5 \\%$: \\blank{30};\\\\\n(2) 物种数量每年增长 $8 \\%$: \\blank{30};\\\\\n(3) 物种数量每年增加 $5000$ 只: \\blank{30};\\\\\n(4) 物种数量保持不变的: \\blank{30};\\\\\n剩余两个图形分别可以描述为:\\blank{150}, \\blank{150}."
     },
     "B00141": {
         "lesson": "K0212",