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When and where to build the new power station yetA.is not decidedB.are not decid

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When and where to build the new power station yetA.is not decidedB.are not decid

When and where to build the new power station ______ yet

A.is not decided

B.are not decided

C.has not decided

D.have not decided

试题答案

A

不定式和动名词作主语常作抽象概念来看待,谓语动词用单数。