It’s certainly hard work.But a man who wishes to have a career has to make a great many sa

问题补充：

It’s certainly hard work.But,a man who wishes to have a career has to make a great many sacrifices.

A. on the contrary

B. in addition

C. on the other hand

D. in that case

答案：

A. on the contrary

B. in addition

(答案→)C. on the other hand

D. in that case

解析：

这题考查词组辨析：on the contrary正相反，in addition此外，on the other hand另一方面，in that case在那种情况下，句意是：这是很辛苦的，但另一方面一个想要有事业的人不得不做出很多的牺牲。选C。