diff --git a/src/ExamService/SmartPaperInterface.php b/src/ExamService/SmartPaperInterface.php
index 8e01149..49ea8a7 100644
--- a/src/ExamService/SmartPaperInterface.php
+++ b/src/ExamService/SmartPaperInterface.php
@@ -22,6 +22,21 @@ 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