I can think of many cases the media have a strong effect on young men.
A. why
B. where
C. as
D. which
网友回答
A. why
(答案→)B. where
C. as
D. which
解析：选B。考查定语从句。句意: 我能想起很多媒体对青年影响之大的例子。先行词为cases, 定语从句中缺少地点状语, 故用where。why在定语从句中作原因状语; as和which均为关系代词, 在定语从句中作主语、宾语或表语。