diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json
index eb6d2643..21f4377b 100644
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@@ -641728,13 +641728,14 @@
             "V20260108-2026届高一寒假作业08"
         ],
         "genre": "解答题",
-        "ans": "(1) 证明略; (2) $[\\dfrac{7}{4},+\\infty)$; (3) 存在, $t\\in [7,+\\infty)$",
+        "ans": "(1) 证明略; (2) $[\\dfrac{7}{4},+\\infty)$; (3) 存在, $t$的范围为$[7,+\\infty)$",
         "solution": "",
         "duration": -1,
         "usages": [],
         "origin": "26届寒假作业补充题目",
         "edit": [
-            "20240108\t王伟叶"
+            "20240108\t王伟叶",
+            "20240217\t王伟叶"
         ],
         "same": [],
         "related": [],