问题补充:
Every time they met, they would talk several hours together about the persons and things they remembered in the middle school.
A. that; who
B. when; which
C. /; that
D. which; /
答案:
A. that; who
B. when; which
(答案→)C. /; that
D. which; /
解析:本题考查定语从句。第一空中由于every time用在句中作连词,所以这里不需要关系词;第二空考查定语从句,先行词是persons and things,即指和物,在从句中作动词remember的宾语,故关系词只能用that。句意:每次他们见面的时候,他们都将花几个小时在一起谈论在中学时他们记得的人和事。