【学术讲座】#1
Question 2 of 4
According to the speaker, what is one reason why people have trouble sleeping at night?

A.

They sleep too much during the day

B.

They exercise too intensely in the evening

C.

They drink too much caffeine before bed

D.

They do not eat enough at night

正确答案:B

显示答案
进入答题
00:00
00:00
隐藏原文

译文

精听文本