How much sleep do we need?We are all different. Some people need only three hours of sleep a night. Others need ten hours of sleep a night. Most Americans sleep an average(平均)of seven to eight hours a night. After the age of fifty,the average sleeping time goes down to 6.5 hours...
【题目】阅读理解How much sleep do we need? We are all di need only three hours of sleep a night. Others n ep a night. Most Americans sleep an average (平ght hours a night. After the age of fifty, the a s down to 6.5 hours a night.Most people have a night when they cannot s...
How much sleep do we need?We are all different.Some people need only three hours of sleep a night.Others need ten hours of sleep a night.Most Americans sleep an average(平均) of seven to eight hours a night.After the age of fifty,the average sleep time goes down to 6.5 hours a day...
Most young Americans sleep for an average of 6.5 hours a night.(3)Why did Benjamin Franklin have four beds?A. Because he hoped to fall asleep.B. Because he was a famous inventor.C. Because he had a lot of money.D. Because he liked to lie on his side across the end of his bed....
4.C,推理判断题,根据Most Americans sleep an average(平均)of seven to eight hours a night. After the age of fifty, the averagesleeping time goes down to 6 .5 hours a night美国大多数人平均睡眠时间7-8个小时,五十岁以后降到6.5个小时,也就是说年龄大之后睡眠时间会有所减少,故选C.本文主要讲述...
小题1:通过Most Americans sleep an average (平均值) of seven to eight hours a night.一句可知,大部分美国人的平均睡眠时间是7至8小时。所以本题选C。小题2:通过After the age of fifty the average sleep time goes down to 6.5 hours a night.“五十岁以后的平均睡眠时间降到每晚6.5小时。”一句可知...
根据“How much sleep do we need? We are all different. Some people need only three hours of sleep a night. Others need ten hours of sleep a night...This is not a new problem...”可知,文章主要介绍了人们的不同睡眠情况,其中包括了睡眠问题——失眠,所以本文的最佳标题应是选项B“人与睡眠...
We are all different.Some people need only three hours of sleep a night.Others need ten hours of sleep a night.Most Americans sleep an average(平均值) of seven to eight hours a night.After the age of fifty the average sleep time goes down to 6.5 hours a night....
How much sleep do we need? We are all different. Some people need only three hours of sleep a night. Others need ten hours of sleep a night. Most Americans sleep an average(平均的) of seven to eight hours a night. After the age of fifty, the average sleeping time goes down to 6.5...
【题目】How much sleep do we need? We are al dfferent. Some people need only three hours of sleep anight Others need ten hour ofsleep a night. Most Americans sleep an average(平均) of seven to eighthours a night Afte the age o fifty, the average seeping time goes down to 6.5 ...