题目内容
() 13. 一Someone is knocking at the door. Is it Anna?
—It be her. She is giving a performance at the theatre now.
A. may B. must C. can't D. mustn't
13.C
13.C
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题目内容
() 13. 一Someone is knocking at the door. Is it Anna?
—It be her. She is giving a performance at the theatre now.
A. may B. must C. can't D. mustn't
13.C