问题 选择题

It remains ______ whether Liu Xiang will take part in the next Olympics.

A.to see

B.to be seen

C.seeing

D.to have seen

答案

答案:B

考查固定句型。句意“刘翔是否会参加下一届奥运会还有待观察。”It remains to be seen...“......还有待观察”。故选B。

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