见补充
问题描述：
见补充
—When was it that you got to know Jack?
—Let me see.Maybe it was in the 1990s_____we were in primary school.
A that B which C when D since
我一开始以为是强调句,就选了A,但答案是C.是按什么选的?是时间状语从句还是定语从句?还有,强调句和（时间）状语从句怎么区分?
答
不懂的别乱说首先问句中强调句重点问时间答句中要回答when 答案用when 不是强调句,是定语从句,解释先行词 in the 1990s单独第二句可以填that看做强调句,但意思是就是在20世纪90年代我们在在小学.答案是就是在2...