35.When the teacher speaks, we have to keep quiet, ? A.don’t we B.mustn’t he C.haven’t we D.doesn’t he 查看更多

 

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When the teacher speaks, we have to keep quiet,           ?

A.don’t we

B.mustn’t he

C.haven’t we

D.doesn’t he

 

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When the teacher speaks, we have to keep quiet,           ?

       A.don’t we   B.mustn’t he            C.haven’t we     D.doesn’t he

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When the teacher speaks, we have to keep quiet,           ?

       A.don’t we   B.mustn’t he            C.haven’t we     D.doesn’t he

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When the teacher speaks, we have to keep quiet,           ?

A.don’t we         B.mustn’t he         C.haven’t we         D.doesn’t he

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When the teacher speaks, we have to keep quiet,      ?

  A.don’t we  B.mustn’t he C.haven’t we D.doesn’t he

 

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