问题
选择题
There was a time ________ this kind of skirt was very popular.
A．that
B．when
C． with which
D．about which
答案
答案：B
题目分析：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。
点评; 解答有关定语从句题目的关键是：先找出先行词，然后把先行词代入从句中，判断其在从句中的地位和作用。