At that time,things____hard for the working people.A.is B.are C.was D.were
问题描述：
At that time,things____hard for the working people.A.is B.are C.was D.were
答
D.were
At that time,things____hard for the working people.
在那时，事情对工人来说是很难的
答
D
AT THAT TIME 在那时（ 一般过去时）,主语是复数,只有D对.
加油!不明白再问!