问题
He ____be in the classroom, I think.—No, he_____ be in the classroom. I saw him go home a minute ago.
A:can, may not
B:must, may not
C:may, can’t
D:may, mustn’t ;
B:must, may not
C:may, can’t
D:may, mustn’t ;
正确答案是：
同类题型
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