Question

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

Answer 1

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。