diff --git a/apps/edu/serializers.py b/apps/edu/serializers.py
index 7950f4ef..a2f37c7a 100644
--- a/apps/edu/serializers.py
+++ b/apps/edu/serializers.py
@@ -76,6 +76,9 @@ class PaperSerializer(CustomModelSerializer):
 class ExamSerializer(CustomModelSerializer):
     create_by_name = serializers.CharField(source='create_by.name', read_only=True)
     paper_name = serializers.CharField(source='paper.name', read_only=True)
+    paper_total_score = serializers.IntegerField(source='paper.total_score', read_only=True)
+    paper_pass_score = serializers.IntegerField(source='paper.pass_score', read_only=True)
+    paper_limit = serializers.IntegerField(source='paper.limit', read_only=True)
     paper = serializers.PrimaryKeyRelatedField(queryset=Paper.objects.all(), label='有考试记录,编辑时忽略')
     class Meta:
         model = Exam
diff --git a/apps/edu/views.py b/apps/edu/views.py
index 00e47a33..f16c59b8 100644
--- a/apps/edu/views.py
+++ b/apps/edu/views.py
@@ -49,6 +49,7 @@ class PaperViewSet(CustomModelViewSet):
 
 class ExamViewSet(CustomModelViewSet):
     queryset = Exam.objects.all()
+    select_related_fields = ["paper"]
     serializer_class = ExamSerializer
     filterset_class = ExamFilter
     retrieve_serializer_class = ExamDetailSerializer