–MustIpracticetheviolinrightnow?  --No,you

问题详情：

–Must I practice the violin right now?

   --No, you _____. You ______ do it later on.

  A. mustn’t; may         B. shouldn’t; might        C. needn’t; may      D. needn’t; must

【回答】

C

知识点：情态动词

题型：选择题