__________-考呗网题库移动版

简答题__________

参考答案暂无

解析:past civilizations

简答题__________

单选题For most people who have sleeping troubles, which of the following is the most usual cause?

A． Their room is not coz
B． They are busy and occupie
C． They have chronic diseas
D． They take a nap after lunc

单选题What is the advice Dr. Getsy gives those who struggle with insomnia due to the health condition?

A． Lying in bed as long as possibl
B． Taking some sleeping pills to rela
C． Staying awake as long as they ca
D． Scheduling when to be away or aslee