—Haveyoudecidedwheretogoforyoursummervacation?—Notyet....

問題詳情：

 —Have you decided where to go for your summer vacation?

—Not yet. We ________ go to Mount Lu. It is a good place for vacation.

A. may       B. should            C. must                     D. need

【回答】

A

知識點：情態動詞

題型：選擇題