43．――Look, the light in the teacher' s office is still on．Mr. Li is working them．He always works late at night． ――It be Mr. Li．He’s gone to London for a visit．A．can’t B．mustn’t C．may D．needn’t 【查看更多】

 

題目列表(包括答案和解析)

－Look, the light in the teacher’s office is still on．Mr Li is working there．He always works late at night．

－It ________ be Mr Li．He has gone to London for a short visit．

[　　]

A．can’t

B．mustn’t

C．may

D．must

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--- Look, the light in the teacher's office is still on. Mr Li is working there. He always works late at night.

--- It ________ be Mr Li. He has gone to London for a short visit.

[　　]

A．can't
B．mustn't
C．may
D．must

查看答案和解析>>


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