Why not go to big cities, young man? That’s many young men are.
A. when
B. where
C. why
D. in which
网友回答
A. when
(答案→)B. where
C. why
D. in which
解析：考察表语从句。本句中where引导的是表语从句where many young men are.在句中和are构成系表结构。句意：为什么不去大城市，年轻人？那才是很多年轻人所在的地方。AC两项与句意不配，D项是定语从句，缺少先行词。故B正确。