—Iwastoldtobehereatthistime. —Sorry,you             .I...

问题详情：

 — I was told to be here at this time.

 —Sorry, you              . I forgot to tell you we've changed the plan.

   A. mustn't                                   B. can't                             C. needn't             

【回答】

C

知识点：情态动词

题型：选择题