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     ---Canwerunacrosstheroadnow?     ­---No,we        ...

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问题详情:

     ---Canwerunacrosstheroadnow?     ­---No,we        ...

      --- Can we run across the road now?


      ­--- No, we                 . We have to wait until the light turns green.


      A. needn't         B. mustn't            C. couldn't        D. shouldn't


【回答】

 B

知识点:情态动词

题型:选择题

标签:Nowe