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
49
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】______.
【B11】
选项
答案
your body will soon relax again, your breathing will grow slow once more, and you will slip gently back from stage one to stage four sleep
解析
转载请注明原文地址:https://jikaoti.com/ti/EPzFFFFM
0
大学英语四级
相关试题推荐
Thequestionofwhetherwarisinevitableisonewhichhasconcernedmanyoftheworld’sgreatwriters.Beforeconsideringthis
Childrenwhostartspeakinglate______.Theproblemofdecidingatwhatpointababy’simitationscanbeconsideredasspeech
______(最使人好奇的是),themanagerdidn’tknowhowmanyworkerstherewereinhiscompany.
A、Thefartheryouliveoutsidethecity,thelowertherentswillbe.B、Travelingtoandfromisasexpensiveaslivinginthec
Wecanmakeupourmindsaboutsomepeoplewithinonlysevensecondsofmeetingthem.Whenyouattendameeting,youshouldlea
A、Akindoffruit.B、Pigfat.C、Akindofflower.D、Anaturaldye.DWhatdidpeopleusetopaintlipsinthepast?
Ellenwaspleasedtohearpeoplepraisehergreattanskin.If______aretaken,theskincancercanbeprevented.
TheWorldTravelOrganizationpredictsthatthetourismbusiness______.Tourismindustry______for200millionpeopleworldwide
Morepeoplethaneveraredrinkingcoffeethesedaysbutinsmallerquantitiesthantheyusedto.Somemanufacturersofcoffeem
A、Hissuitistoooldtowear.B、Hedoesn’twanttobuynewclothes.C、Heisjustlookingforwardtobuyinganewsuit.D、Botho
随机试题
某公司年产量为x百台机床,总成本为C万元,其中固定成本为2万元,每产1百台增加1万元,市场上每年可销售此商品4百台,其销售总收入R(x)(单位:万元)是x的函数,R(x)=,问每年生产多少台利润最大?
A.纤维素性炎B.化脓性炎C.两者皆有D.两者皆无小叶性肺炎属
A、乳样,乙醚试验苏丹Ⅲ染成红色B、草黄微浊,白细胞数>500×106/L、蛋白30g/L、LDH300IU/LC、LDH>500IU/L、LZM(溶菌酶)与ADA(腺苷脱氨酶)正常D、胸液蛋白/血清蛋白<0.5、LDH<20
建筑安装工程费中的企业管理费包括()。
加权股价指数是以样本股票发行量或成交量为权数加以计算,又有基期加权、计算期加权和几何加权之分。其中基期加权股价指数又称为拉斯贝尔加权指数。()
关于涉及第三人的合同,下列表述不正确的有()。
小学德育工作中常用的奖惩属于()。
下列历史事实错误的是:
下列属于积差相关的适用条件是()。
OLAP是以数据库或数据仓库为基础的,其最终数据来源是来自底层的
最新回复
(
0
)