题目内容：

Good luck to sb with the exam!还是Good luck to sb in the exam!

优质解答

答案：Good luck to sb with the exam“祝某人考试好运”.
固定短语：good luck to sb 祝某人好运；good luck with sth 祝某事好运
两者可以一起构成：good luck to sb with sth,意思即“祝某人（在）某事（上）好运”.