diff --git a/src/ExamService/AiInterviewQuestionInterface.php b/src/ExamService/AiInterviewQuestionInterface.php
index a2047e0..be57fec 100644
--- a/src/ExamService/AiInterviewQuestionInterface.php
+++ b/src/ExamService/AiInterviewQuestionInterface.php
@@ -40,4 +40,12 @@ interface AiInterviewQuestionInterface
      * @return void
      */
     public function deleteAiInterviewQuestion(int $id): void;
+
+    /**
+     * 随机获取一个问题
+     * @param int $examTypeId   考试类型
+     * @param int $interviewType 面试类型
+     * @return array|null
+     */
+    public function getQuestionRandom(int $examTypeId, int $interviewType): ?array;
 }