南京航空航天大学主页:Two days __ enough gor me.A.is B.are

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标准答案 A

这里 two days只是个概念上的主语，所以谓语用单数形式。

A
表示抽象概念的如时间.金钱方面的词语谓语动词要用单数形式
Two dollars is enough for me.

A
这里 two days表示一个时间段，看作单数．

A

Two days __ enough gor me.A.is B.are Time is not enough for much work,__ people are needed.A,Other two B,Only two C,Two more There( )a meeting( )two days John _____a bad cold for two days. in two days什么意思来着 HE will be there for two days 改错I hear we well have a( two days) holiday in( two days )time 改错: My cousin came here two days ago. Could I borrow the bicycle for ____ two days? come and see me in two days's time