—Boss,weneedtotalkaboutitnow!—I'mbusy.Ifyou      talkab...

问题详情：

— Boss, we need to talk about it now!

— I' m busy. If you       talk about it with me, please wait till I finish my work at hand.

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

【回答】

C

知识点：情态动词

题型：选择题