Whatever is left over may be put into the refrigerator， it will keep for two or three weeks.(2011·安徽)
A. when
B. which
C. where
D. while
网友回答
A. when
B. which
(答案→)C. where
D. while
解析：考查定语从句。句意：无论剩下什么东西，都可以放入冰箱中，在那儿可以保存两三个星期。“where it will keep for two or three weeks”是定语从句，关系副词where在从句中作地点状语。