diff --git a/src/main/java/com/sztzjy/financial_bigdata/mapper/SysObjectiveQuestionMapper.java b/src/main/java/com/sztzjy/financial_bigdata/mapper/SysObjectiveQuestionMapper.java
index de48d5c..f0a4598 100644
--- a/src/main/java/com/sztzjy/financial_bigdata/mapper/SysObjectiveQuestionMapper.java
+++ b/src/main/java/com/sztzjy/financial_bigdata/mapper/SysObjectiveQuestionMapper.java
@@ -36,8 +36,7 @@ public interface SysObjectiveQuestionMapper {
     @Select("SELECT SUM(CASE WHEN type = 0 THEN 1 ELSE 0 END) AS singleCount,SUM(CASE WHEN type = 1 THEN 1 ELSE 0 END) AS manyCount, SUM(CASE WHEN type = 2 THEN 1 ELSE 0 END) AS judgeCount FROM sys_objective_question where  school_id IN(999999999,#{schoolId})")
     TeaExamManageCountDto selectAllCount(@Param("schoolId") String schoolId);
 
-    List<SysObjectiveQuestion> selectObjectQuestionListByChapterId(String chapter_id);
-
-    List<SysObjectiveQuestion> selectRandomObjective(String chapterId);
+    List<SysObjectiveQuestion> selectRandomObjective(@Param("chapterId")String chapterId);
 
+    List<SysObjectiveQuestion> selectRandomObjective100();
 }
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