diff --git a/app-dm/src/pages/ListPages/Subject/Exam.jsx b/app-dm/src/pages/ListPages/Subject/Exam.jsx
index 59a35e1..8058205 100644
--- a/app-dm/src/pages/ListPages/Subject/Exam.jsx
+++ b/app-dm/src/pages/ListPages/Subject/Exam.jsx
@@ -15,6 +15,7 @@ function Exam() {
     const {examId}=useParams()
     const student_ID=localStorage.getItem('islogin')
     const [score,setscore]=useState(0)
+    const [isEntry,setisEntry]=useState(false)
 
     //获取题目
     const [TestData,setTestData]=useState()
@@ -49,7 +50,9 @@ function Exam() {
     }
 
     useEffect(()=>{
-        scoreEntry()
+        if(isEntry){
+            scoreEntry()
+        }
     },[score])
 
     function daojishi(){
@@ -65,7 +68,7 @@ function Exam() {
     useEffect(()=>{
         daojishi()
         console.log('a');
-    },[])
+    },[TestData])
 
 
     // 倒计时更新
@@ -78,7 +81,6 @@ function Exam() {
                 clearInterval(interval);
                 alert('考试时间到！');
                 correct()
-                
                 window.location.href='http://localhost:3000/subject'
             }
         }, 1000);
@@ -87,8 +89,9 @@ function Exam() {
 
     useEffect(()=>{
         if(countdown<0){
-            setCountdown(60 * parseInt(TestData['examID'][3]))
             localStorage.removeItem('time')
+            setCountdown(60 * parseInt(TestData['examID'][3]))
+
         }
     },[TestData])
 
@@ -171,6 +174,7 @@ function Exam() {
             }
             JUD_sum++
         }
+        setisEntry(true)
     }