Question

【题目】—Why not talk with your parents about your willingness to attend Peking University Summer Camp?

—I tried __________to get them to listen to me.

A. in time B. in vain C. in need D. in case

Answer 1

【答案】B

【解析】本题考查介词短语。句意：--为什么不告诉你的父母关于你想参加北京大学夏令营的事？----我试着说服让他们听我的，但没用。in vain白费地； 徒劳无益地；无效果的； 无用的。