---Why not go to Qingdao on May Day,Jim?

題目：

---Why not go to Qingdao on May Day,Jim?
---I'm afraid it's not good ____ .I have been there several times.
A.way B.please C.advice D.idea

解答：

C. advice
AB不說了,如果用idea的話要用 it's not a good idea 要有 a
再問： 答案是D啊……？、？、?
再答： 。。。。。無語了