update examples

app.py

@@ -133,7 +133,7 @@ examples = [
     ],
     [
         "exam.png",
-        "第2题是啥？"
+        "试卷当前部分考察什么内容？"
     ],
     [
         "resume.png",
@@ -167,7 +167,7 @@ prompt_files = {
     "Which gift idea needs a printer?": "poster.png",
     "患者さんは何でお金を払いますか。": "medical_bill_2.jpg",
     "เบอร์โทรร้านอะไรคะ": "receipt.png",
-    "第2题是啥？": "exam.png",
+    "试卷当前部分考察什么内容？": "exam.png",
     "For Rage, who is the author listed as? ": "book.png",
 }