考研英语出色写作

考研英语出色写作

导读：我根据大家的需要整理了一份关于《考研英语出色写作》的内容，

具体内容：现在很多人都会选择考研，考博等。下面是我给大家整理的

AAAAA,供大家参阅！AAAAA：CellsandtemperatureCeIlscannot

remain...

现在很多人都会选择考研，考博等。下面是我给大家整理的AAAAA,供

大家参阅！

AAAAA：Cellsandtemperature

Cellscannotremainaliveoutsidecertainlimitsoftemperature

andmuchnarrowerlimitsmarktheboundariesofeffective

functioning.Enzymesystemsofmammalsandbirdsaremostefficient

onlywithinanarrowrangearound37C;adepartureofafewdegrees

fromthisvalueseriouslyimpairstheirfunctioning.Eventhough

cellscansurvivewiderfluctuationstheintegratedactionsof

bodilysystemsareimpaired.Otheranimalshaveawidertolerance

forchangesofbodilytemperature.

Forcenturiesithasbeenrecognizedthatmammalsandbirdsdiffer

fromotheranimalsinthewaytheyregulatebodytemperature.Ways

ofcharacterizingthedifferencehavebecomemoreaccurateand

meaningfulovertime,butpopularterminologystillreflectsthe

olddivisioninto"warm-blooded"and"cold-blooded"species;

warm-bloodedincludedmammalsandbirdswhereasallothercreatures

wereconsideredcold-blooded.Asmorespecieswerestudied,it

becameevidentthatthisclassificationwasinadequate.Afence

lizardoradesertiguana-eachcold-blooded---usuallyhasabody

temperatureonlyadegreeortwobelowthatofhumansandsoisnot

cold.Thereforethenextdistinctionwasmadebetweenanimalsthat

maintainaconstantbodytemperature,calledhomeOtherms,andthose

whosebodytemperaturevarieswiththeirenvironments,called

poikilotherms.Butthisclassificationalsoprovedinadequate,

becauseamongmammalstherearemanythatvarytheirbody,

temperaturesduringhibernation.Furthermore,manyinvertebrates

thatliveinthedepthsoftheoceanneverexperiencechangeinthe

depthsoftheoceanneverexperiencechangeinthechillofthedeep

water,andtheirbodytemperaturesremainconstant.

AAAAA：Sleep

Sleepispartofapersonsdailyactivitycycle.Thereareseveral

differentstagesofsleep,andtheytoooccurincycles.Ifyouare

anaveragesleeper,yoursleepcycleisasfollows.Whenyoufist

driftoffintoslumber,youreyeswillrollaboutabit,you

temperaturewilldropslightly,yourmuscleswillrelax,andyour

breathingwellslowandbecomequiteregular.Yourbrainwavesslow

andbecomequiteregular.Yourbrainwavesslowdownabittoo,with

thealpharhythmofratherfastwaves1sleep.Forthenexthalf

hourorso,asyourelaxmoreandmore,youwilldriftdownthrough

stage2andstage3sleep.Theloweryourstageofsleep.Slower

yourbrainwaveswillbe.Thenabout40to69minutesafteryoulose

consciousnessyouwillhavereachedthedeepestsleepofall.Your

brainwillshowthelargeslowwavesthatareknownasthedelta

rhythm.Thisisstage4sleep.

Youdonotremainatthisdeepfourthstageallnightlong,but

insteadabout80minutesafteryoufallintoslumber,yourbrain

activitylevelwillincreaseagainslightly.Thedeltarhythmwi11

disappear,tobereplacedbytheactivitypatternofbrainwaves.

Youreyeswillbegintodartaroundunderyourclosedeyelidsas

ifyouwerelookingatsomethingoccurringinfrontofyou.This

periodofrapideyemovementlastsforsome8to15minutesandis

calledREMsleep.ItisduringREMsleepperiod,yourbodywillsoon

relaxagain,yourbreathingwillslipgentlybackfromstage1to

stage4sleep----onlytoriseonceagaintothesurfaceofnear

consciousnesssome80minuteslater.

AAAAA：醉驾

Whatascaryandsensationalsceneitis!Inthedrawing,the

driver,asdrunkenasafiddler①，isdrivingfastontheroad,with

alargebottleofbeeronthetopofhiscar.Whatisconveyedby

thepicturehasbothrealisticandalarmingimplicationsforeach

memberofthecountryo

Theprofoundmeaningofthevividdrawingcanbeelaboratedin

termsofbothawarenessofsecurityandsocialresponsibility.For

onething,consciousnessofsafetyshouldbeoneofourtop

priorities.Lifeisone-wayjourney:youcannotexperienceittwice.

Solifeistoberespectedandawed②.Itiscrueltoandinhumane

tospelltheendofanylife,withacarelessdrivingunderthe

influence(DUI)③.Foranother,toactasaresponsiblememberof

thesociety,eachofusshouldbearsocialresponsibility.Wedo

notliveonlyforourselvesbutalsoforthosewhomweloveandwho

loveus.Itisirresponsibletoclaimeitherlivesofdriversor

livesofothervictimsarenotimportant,leavingthefamiliesand

relativesintodeepgriefand,maybe,greatlivingburden④。

Inshort,itisimperativethatlegislativemeasuresshouldbe

takenbytheauthoritytopunishdrunkdriversseverelysuchas

suspendingtheirdrivinglicensesorevenputtingthemintojail.

Besides,themassmedia,suchasTV,radioandwebsite,shouldwork

togethertoenhanceawarenessofsecurityandsenseof

responsibilitytoreducetherateofcaraccidento

AAAAA：大学生就业

Asisvividlydepictedbythedrawingabove,thejob-huntinggirl

refusesaservicepostwithoutanyhesitation,complainingthatshe

willnevertakeajobofservingothers©.Atthesametimesheis

wonderingwhyfindingapromisingjobissodifficultinmodern

society②。

Thisphenomenoncaneasilybefoundanywhereinourdailylife®,

especiallyoncampus.Ontheonehand,manyjob-seekersare

reluctanttotakejobsthattheyconsidertobehumbleandtrivial,

suchasbeingasecretaryoranassistant,becausetheyhavegreat

ambitionsandtheyonlywanttorideonthepeakofsuccess.What

isamazingisthattheyarenotconsciousthatambitionistobe

achievedstepbystep®.Ontheotherhand,wantingtogainmore

butpayless,boththejoblessandgraduatingstudentsaspireto

seekajobthatiswell-paid,relaxedandcomfortable.Thiskind

of〃nowork,allplay"attitudetowardlifecanbedestructiveto

bothpersonalandsocialdevelopment.Weshouldnotlookdownupon

serviceindustry,thethirdindustry,becauseitdoesprovideus

withmanyemploymentopportunitiesandpositions⑤。

Therefore,itishightimethatwetookeffectivemeasuresto

improvethecurrentsituation.Foronething,aneducationcampaign

shouldbelaunchedtopopularizetheideathat"thelongestjourney

startswithasinglestep"andtocultivateadown-to-earthattitude

towardlife.Foranother,thetendencyofbeinglazymustbe

eradicatedfromthemindoftheyoung.Onlyinthiswaycanpeople

realizetheirvalueoflifebetterandcanunemploymentratebe

reducedandthuscansocialharmonybeachieved

AAAAA：食物安全

Overthepastcoupleofyears,severalcasesofthefoodscandal

havebeendisclosedonvariousmedia.Theproblemoffoodsecurity

hasbecomeahotbuttonacrosssociety.Theprevalenceoffood

insecurityhasgreatlyimpactedpublichealth,whichthegovernment

couldnotaffordtoignore,acc