diff --git a/src/ExamService/QuestionInterface.php b/src/ExamService/QuestionInterface.php
index 7909d5e..5cd9cd8 100644
--- a/src/ExamService/QuestionInterface.php
+++ b/src/ExamService/QuestionInterface.php
@@ -63,4 +63,13 @@ interface QuestionInterface
 
     //删除材料,仅限试卷里删除
     public function deleteMaterial(int $id): array;
+
+    /**
+     * 刷题，批量提交用户答案
+     * V2版本
+     * @param int $userId 用户ID
+     * @param array $params 参数
+     * @return array
+     */
+    public function submitUserAnswerV2(int $userId, array $params): array;
 }