There was a time this kind of skirt was very popular.A. that B. when Cwith which D. ab

问题补充：

There was a time this kind of skirt was very popular.

A. that

B. when

Cwith which

D. about which

答案：

A. that

(答案→)B. when

C. with which

D. about which

解析：考查定语从句：先行词是a time，定语从句中缺少时间状语，用when引导定语从句，句意：有一段时间，当时这种裙子很受欢迎。选B。