34.The villagers are extremely thankful to him, without whose help the road to the village . A.can’t be built B.couldn’t have been built C.mustn’t be built D.mustn’t have been built 查看更多

 

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The villagers are extremely thankful to him, without whose help the road to the village ________.

[  ]

A.can't be built

B.couldn't have been built

C.mustn't be built

D.mustn't have been built

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