--Listen!Kateisplayingthepianointhenextroom.　　--It

问题详情：

--Listen! Kate is playing the piano in the next room.

--It _______________be Kate. She has gone to Hangzhou to visit the Cross-sea Bridge.

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

【回答】

C

知识点：情态动词

题型：选择题