It’s hard for people to make their way .A. in the rushing hoursB. at the rushing hoursC. a

It’s hard for people to make their way .
A. in the rushing hours
B. at the rushing hours
C. at the rush hours
D. on the rush hours

A. in the rushing hoursB. at the rushing hours(答案→)C. at the rush hoursD. on the rush hours解析：“在交通繁忙时人们很难通行。”at the rush hours 固定短语“交通繁忙时”，答案C。

这下我知道了