题目内容：

A survey says that 18% of the young students who will take the high school exam have mental (精神上的、心理上的) problems. Young students should _____ to keep their minds healthy.

① break the winsow when feeling unhappy

② take part in group activities

③ go to see a mental doctor if he or she often feels unhappy

④ talk to parents or teachers often

⑤  shout at people when you have trouble getting on well with them

A. ①③⑤       B. ②③④   C.  ②④⑤