—MayItakephotosinthemuseum?—No,you       .You      obey...

问题详情：

—May I take photos in the museum?

—No, you        . You       obey the rules here.

A. may not; can       B. mustn’t; may      C. can’t; can                  D. mustn’t; must

【回答】

D

知识点：情态动词

题型：选择题