—Listen! Helen is singing in the next room.—It _______ be Helen. She has gone to Beijing.[ ]A. can&#

题目简介

—Listen! Helen is singing in the next room.—It _______ be Helen. She has gone to Beijing.[ ]A. can&#

题目详情

—Listen! Helen is singing in the next room.
—It _______ be Helen. She has gone to Beijing.

[     ]

A. can't
B. mustn't
C. may
D. should
题型:单选题难度:偏易来源:期末题

答案

A

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