首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Sleep is part of a person’s daily activity cycle. There are several different stages of sleep, and they too【B1】______in cycles.
Sleep is part of a person’s daily activity cycle. There are several different stages of sleep, and they too【B1】______in cycles.
admin
2010-02-20
37
问题
Sleep is part of a person’s daily activity cycle. There are several different stages of sleep, and they too【B1】______in cycles. If you are an【B2】______sleeper, your sleep cycle is as follows. When you first fall into slumber (安睡), your eyes will【B3】______about a bit, your temperature will drop【B4】______, your muscles will relax, and your breathing is slow and becomes quite【B5】______. Your brain waves slow down a bit too. This is called stage one sleep. For the next half hour or se, as you relax more and more, you will【B6】______down through stage two and stage three sleep. The lower your stage of sleep, the slower your brain waves will be. Then about 40 to 60 minutes after you lose【B7】______you will have reached the【B8】______sleep of all. This is stage four sleep.【B9】______but instead about 80 minutes after you fall into slumber, your brain activity level will increase again slightly.【B10】______This period of rapid eye movement lasts for some 8 to 15 minutes and is called REM sleep. It is during REM sleep period that【B11】______.
【B9】
选项
答案
You do not remain at this deep fourth stage all night long
解析
转载请注明原文地址:https://kaotiyun.com/show/8wt7777K
0
大学英语四级
相关试题推荐
Childrenwhostartspeakinglate______.Theproblemofdecidingatwhatpointababy’simitationscanbeconsideredasspeech
A、BecauseIBMischangingitscomputermodelscontinuously.B、Becauseitwantstomakeitsmachinesspecializeinspecificuses.
A、Theteacherpostponedtheconference.B、Therewon’tbeatestthisafternoon.C、Thestudentswillbeattendingtheconference.
A、Billhaswontherace.B、Billisastudent.C、Billhasenoughtimetodealwithhisclasswork.D、Billisaprofessionalsport
A、Talkaboutasubjectinclass.B、Listentoaradioprogram.C、Writeanarticle.D、Readsomething.BM:Isthereanyhomeworkfo
Ellenwaspleasedtohearpeoplepraisehergreattanskin.Theceilsinthelowerlayeroftheskinarereproducibleoncethe
A、UnitedStates-Canadianagreements.B、Unlimitedgrowthinpopulation.C、PollutionintheGreatLakes.D、Thelimitedsupplyofp
A、Medicine.B、History.C、Law.D、Accounting.CW:Idon’tthinkwe’llevergetthroughallthesefactsandfiguresfromthecase.
A、Tolockuptheirgaragesatnight.B、Toleavetheircarsinthegaragesunlocked.C、Tolockuptheircarsevenwhentheyarek
WhilewaitingforafriendinaWashington,D.C.hotellobbyandwantingtobeboth【S1】______andalone,Ihadseatedmyselfina
随机试题
关于货币市场工具,以下表述正确的是()。
干桃仁多用于甜品菜和糕点配料,突出其油润香脆,用前需________。
限时精确度高的限时器是
患性,60岁,走路时双脚有踩棉花感,睁眼站立稍不稳,Romber征极明显,双下肢音叉振动觉缺失,病变为
企业法律风险防范机制可以归纳为以下模式()。
混凝土搅拌工接触到的主要职业危害为()。
在一项完整的统计调查方案中,其内容除应包括调查目的和任务外,还应包括()。
下列各项中,不会引起留存收益总额发生变动的有()。
在执行逮捕、拘留时,遇有(),不用搜查证也可以进行搜查。
AsIfeltsomuchbetter,mydoctor______metotakeaholidaybythesea.
最新回复
(
0
)