The days are gone physical strength was all you needed to make a living.(2011·天津，10)
A. when
B. that
C. where
D. which
网友回答
(答案→)A. when
B. that
C. where
D. which
解析：句意：体力是谋 生的唯一所需的时代一去不复返了。先行词为the days，将其代入定语从句后为：During_the_days physical strength was all...由此可见关系词在定语从句中作时间状语，故用when引导。本题先行词与定语从句隔开，构成了“分割性定语从句”，增加了试题难度。