英语选择!原因!I don't think three days ______ enough for such a trip.A._英语解答

英语选择!原因!
I don't think three days ______ enough for such a trip.
A.is B.are C.should be

人气：180 ℃　时间：2020-05-14 01:38:25

解答

B肯定不对.当时间做一个主语是把它看作整体,用三单.同样的还有距离,价格等,表面上看起是复数,但也要三单.应该是A吧.