一Julia，youlookupset．What'sup？   …Thecomputer       brea...

问题详情：

一Julia，you look upset．What's up？

    …The computer        break down at this busy hour．I have lots of typing to do．

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

【回答】

A

知识点：情态动词

题型：选择题