题目内容
----Look at the boy running on the playground. Is it David?
---- It ______ be him. I saw him go to the teachers’ office just now.
---- It ______ be him. I saw him go to the teachers’ office just now.
A.mustn’t | B.can’t | C.may not | D.needn’t |
B
试题分析:句意:——看正在操场上跑的那个男孩,是大卫吗?——不可能是他。我刚才看见他去老师办公室了。根据句意我刚才看见他去老师办公室了,可知不可能是大卫,故选B。
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