一Doyouhaveanyplansforthissummerholiday?  一I'mnotsure.I ...

问题详情：

一Do you have any plans for this summer holiday?

   一I'm not sure. I       take a trip to the USA.

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

【回答】

D

知识点：情态动词

题型：选择题