also known as slow wave sleep, is when the body relaxes into restorative rest. When deep sleep occurs, these large spikes in brain activity widen out, turning intodelta waves. And in order to confirm that you’ve entered this stage, those waves need to make up more than 20% of an ...
A. How much sleep you need depends a lot on your age.B. Other experts say part of the problem is chemical.C. Getting less sleep has become a bad habit for most American kids.D. what homework waiting for kids might always affects them sleep well every night.E. Raising the minimum sl...
答案:55.C 细节理解题.根据第二段句子some expert in the US say,adults should get seven to eight hours of sleep.Teenager need nine to ten hours.And pre-school children need more than 10 hours of sleep a night.美国的一些专家说,成年人应该有七到八个小时的睡眠,青少年需要九到十个小时的睡眠....
How much sleep you need d___(取决于) a lot on your age. 相关知识点: 试题来源: 广东湛江市第二十中学2019年高二英语下学期期末模拟试卷+(7套名校模拟试卷) 解析 epends 答案:depends 考查谓语动词.根据所给的汉语提示"取决于"和句子结构可知,此处是谓语动词,根据句意"你需要多少睡眠在很大程度上取决于...
百度试题 结果1 题目 )1. How much sleep do adults need per night? A. 7~9 hours. B. 8~10 hours. C. More than 10 hours. D. Less than 7 hours 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
(D) 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...
1.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 6.5hours ...
1 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 ...
How much sleep do we need? People are alldifferent. Some people need only three or four hours ofsleep a night. Others need ten hours of sleep a night.Most Americans sleep seven to eight hours a night. Afterage fifty, the sleep time goes down to 6. 5 hours a night.Some people find ...
空处引导非限制性定语从句,代替先行词 sleep time在从句中作主语,故用 which。4.the【解题思路】考查冠词。大多数人会有有时候晚上睡不着的经历。此处experience作"经历,体验"讲,为可数名词,又因此处特指晚上失眠的经历,故用定冠词the。5.asleep【解题思路】考查形容词。根据语境且分析句子结构可知,此处应该填...