考研英语出色写作 考研英语写作模板

本文格式为Word版，下载可任意编辑——考研英语出色写作考研英语写作模板考研英语卓越写作考研英语写作模板考研英语高分写作

现在好多人都会选择考研，考博等。下面是我给大家整理的AAAAA，供大家参阅!

AAAAA：Cellsandtemperature

Cellscannotremainaliveoutsidecertainlimitsoftemperatureandmuchnarrowerlimitsmarktheboundariesofeffectivefunctioning.Enzymesystemsofmammalsandbirdsaremostefficientonlywithinanarrowrangearound37C;adepartureofafewdegreesfromthisvalueseriouslyimpairstheirfunctioning.Eventhoughcellscansurvivewiderfluctuationstheintegratedactionsofbodilysystemsareimpaired.Otheranimalshaveawidertoleranceforchangesofbodilytemperature.

Forcenturiesithasbeenrecognizedthatmammalsandbirdsdifferfromotheranimalsinthewaytheyregulatebodytemperature.Waysofcharacterizingthedifferencehavebecomemoreaccurateandmeaningfulovertime,butpopularterminologystillreflectstheolddivisioninto"warm-blooded'and"cold-blooded'species;warm-bloodedincludedmammalsandbirdswhereasallothercreatureswereconsideredcold-blooded.Asmorespecieswerestudied,itbecameevidentthatthisclassificationwasinadequate.Afencelizardoradesertiguana-eachcold-bloodedusuallyhasabodytemperatureonlyadegreeortwobelowthatofhumansandsoisnotcold.Thereforethenextdistinctionwasmadebetweenanimalsthatmaintainaconstantbodytemperature,calledhome0therms,andthosewhosebodytemperaturevarieswiththeirenvironments,calledpoikilotherms.Butthisclassificationalsoprovedinadequate,becauseamongmammalstherearemanythatvarytheirbodytemperaturesduringhibernation.Furthermore,manyinvertebratesthatliveinthedepthsoftheoceanneverexperiencechangeinthedepthsoftheoceanneverexperiencechangeinthechillofthedeepwater,andtheirbodytemperaturesremainconstant.

AAAAA：Sleep

Sleepispartofapersonsdailyactivitycycle.Thereareseveraldifferentstagesofsleep,andtheytoooccurincycles.Ifyouareanaveragesleeper,yoursleepcycleisasfollows.Whenyoufistdriftoffintoslumber,youreyeswillrollaboutabit,youtemperaturewilldropslightly,yourmuscleswillrelax,andyourbreathingwellslowandbecomequiteregular.Yourbrainwavesslowandbecomequiteregular.Yourbrainwavesslowdownabittoo,withthealpharhythmofratherfastwaves1sleep.Forthenexthalfhourorso,asyourelaxmoreandmore,youwilldriftdownthroughstage2andstage3sleep.Theloweryourstageofsleep.Sloweryourbrainwaveswillbe.Thenabout40to69minutesafteryouloseconsciousnessyouwillhavereachedthedeepestsleepofall.Yourbrainwillshowthelargeslowwavesthatareknownasthedeltarhythm.Thisisstage4sleep.

Youdonotremainatthisdeepfourthstageallnightlong,butinsteadabout80minutesafteryoufallintoslumber,yourbrainactivitylevelwillincreaseagainslightly.Thedeltarhythmwilldisappear,tobereplacedbytheactivitypatternofbrainwaves.Youreyeswillbegintodartaroundunderyourclosedeyelidsasifyouwerelookingatsomethingoccurringinfrontofyou.Thisperiodofrapideyemovementlastsforsome8to15minutesandiscalledREMsleep.ItisduringREMsleepperiod,yourbodywillsoonrelaxagain,yourbreathingwillslipgentlybackfromstage1tostage4sleeponlytoriseonceagaintothesurfaceofnearconsciousnesssome80minuteslater.

AAAAA：醉驾

Whatascaryandsensationalsceneitis!Inthedrawing,thedriver,asdrunkenasafiddler①,isdrivingfastontheroad,withalargebottleofbeeronthetopofhiscar.Whatisconveyedbythepicturehasbothrealisticandalarmingimplicationsforeachmemberofthecountry。

Theprofoundmeaningofthevividdrawingcanbeelaboratedintermsofbothawarenessofsecurityandsocialresponsibility.Foronething,consciousnessofsafetyshouldbeoneofourtoppriorities.Lifeisone-wayjourney:youcannotexperienceittwice.Solifeistoberespectedandawed②.Itiscrueltoandinhumanetospelltheendofanylife,withacarelessdrivingundertheinfluence(DUI)③.Foranother,toactasaresponsiblememberofthesociety,eachofusshouldbearsocialresponsibility.Wedonotliveonlyforourselvesbutalsoforthosewhomweloveandwholoveus.Itisirresponsibletoclaimeitherlivesofdriversorlivesofothervictimsarenotimportant,leavingthefamiliesandrelativesintodeepgriefand,maybe,greatlivingburden④。

Inshort,itisimperativethatlegislativemeasuresshouldbetakenbytheauthoritytopunishdrunkdriversseverelysuchassuspendingtheirdrivinglicensesorevenputtingthemintojail.Besides,themassmedia,suchasTV,radioandwebsite,shouldworktogethertoenhanceawarenessofsecurityandsenseofresponsibilitytoreducetherateofcaraccident。

AAAAA：大学生就业

Asisvividlydepictedbythedrawingabove,thejob-huntinggirlrefusesaservicepostwithoutanyhesitation,complainingthatshewillnevertakeajobofservingothers①.Atthesametimesheiswonderingwhyfindingapromisingjobissodifficultinmodernsociety②。

Thisphenomenoncaneasilybefoundanywhereinourdailylife③,especiallyoncampus.Ontheonehand,manyjob-seekersarereluctanttotakejobsthattheyconsidertobehumbleandtrivial,suchasbeingasecretaryoranassistant,becausetheyhavegreatambitionsandtheyonlywanttorideonthepeakofsuccess.Whatisamazingisthattheyarenotconsciousthatambitionistobeachievedstepbystep④.Ontheotherhand,wantingtogainmorebutpayless,boththejoblessandgraduatingstudentsaspiretoseekajobthatiswell-paid,relaxedandcomfortable.Thiskindof"nowork,allplay'attitudetowardlifecanbedestructivetobothpersonalandsocialdevelopment.Weshouldnotlookdownuponserviceindustry,thethirdindustry,becauseitdoesprovideuswithmanyemploymentopportunitiesandpositions⑤。

Therefore,itishightimethatwetookeffectivemeasurestoimprovethecurrentsituation.Foronething,aneducationcampaignshouldbelaunchedtopopularizetheideathat"thelongestjourneystartswithasinglestep'andtocultivateadown-to-earthattitudetowardlife.Foranother,thetendencyofbeinglazymustbeeradicatedfromthemindoftheyoung.Onlyinthiswaycanpeoplerealizetheirvalueoflifebetterandcanunemploymentratebereducedandthuscansocialharmonybeachieved

AAAAA：食物安好

Overthepastcoupleofyears,severalcasesofthefoodscandalhavebeendisclosedonvariousmedia.Theproblemoffoodsecurityhasbecomeahotbuttonacrosssociety.Theprevalenceoffoodinsecurityhasgreatlyimpactedpublichealth,whichthegovernmentcouldnotaffordtoignore,accordingtotheonlineeditionof