单选题 Which of the following statement about the depression of our ancestors is NOT true?

A、 It had something to do with the harsh environment our ancestors lived in.
B、 It helped to conserve their resources and energy.
C、 It could help them to survive the rough times.
D、 It is impossible to find the indication of it in us nowadays.

【正确答案】 D

【答案解析】根据原文 we probably see an indication of this primitive emotional residue in ourselves判断[D]与事实不符，为正确答案。

A、 make us feel miserable
B、 last longer than two weeks
C、 make it difficult for us to do things
D、 end until we go to see a therapist

【正确答案】 B

【答案解析】原文 common depression... may last from several hours to several days. 因此[B]为正确答案。

A、 We live in relatively affluent society.
B、 The environment is not as harsh and rough as it was for our ancestors.
C、 Our depression is mainly caused by the action of other people not the environment.
D、 We seldom suffer from depression and frustration nowadays.

【正确答案】 D

【答案解析】Depression 对现代人没有明显的生存价值，因为我们生活在一个富足的社会，环境改善了，而且 Depression 往往不是由环境引起。所以[[D]为正确答案。