—Who is making much noise? —It ____ be Timmy. He is sleeping now.[ ]A. can't B. may notC. mustn

题目简介

—Who is making much noise? —It ____ be Timmy. He is sleeping now.[ ]A. can't B. may notC. mustn

题目详情

—Who is making much noise?    
—It ____ be Timmy. He is sleeping now.  
[     ]
A. can't
B. may not
C. mustn't
D. couldn't
题型:单选题难度:中档来源:江苏期中题

答案

A

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