diff --git a/src/ExamService/ExamService.php b/src/ExamService/ExamService.php
index 39d3494..a198b8e 100644
--- a/src/ExamService/ExamService.php
+++ b/src/ExamService/ExamService.php
@@ -15,25 +15,12 @@ interface ExamService extends
     QuestionTypeInterface,
     QuestionCategoryInterface,
     SmartPaperInterface,
+    UserPaperInterface,
     CampusRelationInterface,
     PaperImportInterface,
     QuestionNoteInterface,
     AiInterviewQuestionInterface
 {
-    /**
-     * 开始做卷.
-     */
-    public function startDoPaper(int $userId, int $paperId): array;
-
-    /**
-     * 获取用户试卷详情.
-     */
-    public function getUserPaperDetail(int $paperRecordId, bool $getCorrect): array;
-
-    /**
-     * 获取用户试卷记录列表.
-     */
-    public function getUserPaperList(array $params, int $userId): array;
     /**
      * 获取练习列表.
      */
diff --git a/src/ExamService/SmartPaperInterface.php b/src/ExamService/SmartPaperInterface.php
index 49ea8a7..8e01149 100644
--- a/src/ExamService/SmartPaperInterface.php
+++ b/src/ExamService/SmartPaperInterface.php
@@ -22,21 +22,6 @@ interface SmartPaperInterface
      */
     public function getUserSmartPaperDetail(int $paperRecordId, bool $getCorrect): array;
 
-    /**
-     * 提交题目答案
-     * @param array $params 参数：paper_record_id, question_id, user_answer, used_time
-     * @param int $userId 用户ID
-     * @return array
-     */
-    public function submitAnswer(array $params, int $userId): array;
-
-    /**
-     * 提交用户试卷
-     * @param array $params 参数：paper_record_id, used_time
-     * @return array
-     */
-    public function submitUserPaper(array $params): array;
-
     /**
      * 获取用户试卷历史列表
      * @param array $params 参数：campus_id, exam_type_id, page, limit