问题 选择题

We live day by day, but in the great things, the time of days and weeks ____ so small that a day is unimportant.

A.is

B.are

C.has been

D.have been

答案

答案:A

考查主谓一致。时间,金钱等做主语,谓语动词用单数,排除BD;本句没有必要使用完成时。故答案为A。

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