【英语翻译Sleepissomethingwealldo.Butsomepeopleneedtosleepmorethanothers.Babiessleepmostofthetime.Childreninschoolsleepabouttentotwelvehoursanight.Mostadultssleeponlysevenoreighthours.butbabies,children,an】

　　英语翻译

　　Sleepissomethingwealldo.Butsomepeopleneedtosleepmorethanothers.Babiessleepmostofthetime.Childreninschoolsleepabouttentotwelvehoursanight.Mostadultssleeponlysevenoreighthours.butbabies,children,andadults—allofusneedtohaveoursleep.

　　Allpartsofourbodieshavetorestaftertheywork.Ourarmsneedarestafterwelifeheavythings.Whenwerunfast,ourlegsworkhard.Theygettired.Wehavetorestthem.Ourbrainsworkhardtoo.Whenweareawake,theyhelpuspayattentiontotheworldaroundus.Wecansitquitestillandrestourarmsandlegs.Butourbrainsaren’tresting.Theygorightonthinkingaslongasweareawake.

　　Ourbrainsslowdownabitwhenwesleepanddream.Butevenaswesleepourbrainsaredoingsomework.Insteadofthinkingwide-awakethoughts,ourbrainsmakeupdreams.Somedreamsareverypleasing.Somearenot.Mostofthetimeweforgetthemwhenwewakeup.

　　Scientistshavetriedtofindoutwhatwouldhappenifpeoplewerenotallowedtosleepandtodream.Theyaskedsomepeoplenottogotobed.Thepeoplestayedupallnightandallthenextday.Theystayedupthenextnight,too,andthedayafter.Thepeoplebecameverysleepy.Theytriedtoreadbutcouldnotfollowthewords.Theyplayedgames,buttheymademistakes.Theyforgotthings.Itwashardfortheirtiredbrainstowork.TheybecameangrywiththeirfriendsFinalltheyweretootiredtostandup.whentheysatdown,Theyfellasleep.

　　Scientistshavefoundthatifpeoplearenotallowedtosleepandtodream,theyactstrangely.Nooneknowsquitewhysleepissogoodforus.Butwedoknowthatweneedittostaywell.

　　Sotonighthaveagoodsleep.Shutyoureyes.Letyourthoughtswander.Soonyou’llstopthinking.You’llasleep