高三英语阅读理解限时20分钟练习一.docx

高三英语阅读理解限时20分钟练习一.docx

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高三英语阅读理解限时20分钟练习一

高三英语阅读理解限时20分钟练习

（一）

一

A

Manyyearsagomystudentaskedmethequestion,"Mrs.Kindred,whydoyouteach?

"Withouttakingtimetoreflect,Ianswered,"BecausesomedayImightsaysomethingthatmightmakeadifferenceinsomeone'slife."EventhoughIwassincere,thatwasn'taverygoodanswerandmystudentdidn'tletitslide.

"Letmegetthisstraight,"hesaid,"Youwenttocollegeforfouryearssoyoucouldcomehereeverydaybecauseyouhavethehopethatsomedayyoumightsaysomethingthatwillinfluencesomeone?

"HeshookhisheadasifIwerecrazyandwalkedawaylookingconfused.I'moneofthosepeoplewholookbackandwishtheyhadsaidsomethingsmartorwitty,orswift.

EventhoughthatparticularstudentmightnolongerwonderwhyIteach,therearedayswhenIwonder.Onthosedays,IremindmyselfoftherealreasonsIteach:

It'sinmyblood.Mymotherwasmymostinfluentialteacher,andshewasa6thgradereadingteacheruntilherdeathin1990.Sheinstilled（逐渐灌输）inmealoveofreadingandtheknowledgethateducationopensdoors.

Teachingisawaytomakeadifference.Ifyouthrowastoneinapondtheripplesgoonandonuntiltheyreachtheshore.Youcan'thaverippleswithouta"stone."Goodteachersthrowstonesthatmakeapositivedifference,andthat'swhatIstrivetodo.

Igenuinelyloveteenagers.

IwanttosharewithotherswhatIknowandwhatIhavelearnedthroughtheyears.Lifeisfullofupsanddowns,andifIcanhelpstudentsavoidsomepotholesontheroadoflife,Iwanttodoso.Ifthey'llallowmetocelebratetheirvictorieswiththem,Iwanttodotoo.

Teachingisn'tforeveryone,butIknowImadetherightcareerchoice.

41.Whydidthestudentcontinuetoaskthequestionaboutthewriter’sbeingateacher?

A.Becausehethoughtheranswerwasunbelievable.

B.Becausethewriterwasinsincere.

C.Becausethestudentwasnaughty.

D.Becausetheanswerwasdifficulttounderstand.

42.Whatdoyouthinkofthewriter?

A.Stupid.B.Honest.C.Conservative.D.Polite.

43.Accordingtothetext,whichofthefollowingisNOTtrue?

A.Thewriter’smotherhasthegreatestinfluenceonher.

B.Thewriter’sanswermadethestudentconfused.

C.Inthewriter’sopinion,somepeopleintheworldareunfittoteach.

D.Thewriterannoyedthestudentwhoaskedthequestion.

44.Wecaninferfromthetextthat_________.

A.thewriterwasalsoagoodteacherinschool

B.thewriteroftenplayswithherstudentsbesideapond

C.thewriterdevotesherselftoteachingandherstudents

D.thewriteroftenaccompaniesthestudentsontheirwayhome

45.What’sthemainideaofthetext?

A.Astudent’ssillyquestion.B.Agoodteacherwholikesstudents.

C.Aconfusedstudent.D.ThereasonwhyIteach.

B

Amongvariousprograms,TVtalkshowshavecoveredeveryinchofspaceondaytimetelevision.Andanyonewhowatchesthemregularlyknowsthateachoneisdifferentinstyle.Butnotwoshowsaremoreoppositeincontent,whileatthesametimestandingoutabovetherest,thantheJerrySpringerandOprahWinfreyshows.

JerrySpringercouldeasilybeconsideredthekingof"rubbishtalk".Thetopicsonhisshowareassurprisingascanbe.Forexample,theshowtakestheever-commontalkshowtitlesoflove,sex,cheating,andhate,toadifferentlevel.Clearly,theJerrySpringershowisaboutthedarksideofsociety,yetpeoplearewillingtoeatupthetroublesofotherpeople'slives.

LikeJerrySpringer,OprahWinfreytakestheTVtalkshowtoitstop.ButOprahgoesintheoppositedirection.Theshowismainlyabouttheimprovementofsocietyanddifferentqualityoflife.Contentsarefromteachingyourchildrenlessons,managingyourworkweek,togettingtoknowyourneighbors.

ComparedtoOprah,theJerrySpringershowlookslikepoisonouswastebeingpouredintosociety.Jerryendseveryshowwitha"finalword".Hemakesasmallspeechabouttheentireideaoftheshow.Hopefully,thisisthepartwheremostpeoplewilllearnsomethingveryvaluable.

Cleanasitis,theOprahshowisnotforeveryone.Theshow'smainaudiencearemiddle-classAmericans.Mostofthepeoplehavethetime,moneyandabilitytodealwithlife'stoughproblems.JerrySpringer,ontheotherhand,hasmoreofaconnectionwiththeyoungadultsofsociety.Theseare18-to21year-oldswhosemaintroublesinlifeincludelove,relationship,sex,moneyanddrug.Theyaretheoneswhoseesomevalueandlessonstobelearnedthroughtheshow'sexploitation.

46.ComparedwithotherTVtalkshows,boththeJerrySpringerandtheOprahWinfreyshowsare______.

A.moreinterestingB.unusuallypoplarC.moredetailedD.moreformal

47.ThoughthesocialproblemsJerrySpringertalksaboutappearunpleasant,peoplewhowatchtheshows______.

A.showdisbeliefinthemB.arereadytofaceuptothem

C.remaincoldtothemD.arewillingtogetawayfromthem

48.WhichofthefollowingislikelytobeatopicoftheOprahWinfreyshow?

A.Anewtypeofrobot.B.Nationalhatred.

C.Familyincomeplanning.D.Streetaccident.

49.Wecanlearnfromthepassagethatthetwotalkshows____.

A.havebecometheonlyonesofitskindB.exploittheweaknessesinhumannature

C.appearatdifferenttimesofthedayD.attractdifferentpeople

50.WhatistheadvantageoftheJerrySpringershow?

A.Theshowexposesthedarksidesofsociety.

B.Theshowpourspoisonouswasteintosociety.

C.Jerrysumsupthewholeideaoftheshow.

D.Jerrytalksaboutheimprovementofsociety.

C

CanpeoplechangetheirskincolourwithoutsufferinglikepopkingMichaelJackson?

Perhapsyes.Scientistshavefoundthegenethatdeterminesskincolour.

Thegenecomesintwoversions,oneofwhichisfoundin99percentofEuropeans.Theotherisfoundin93to100percentofAfricans,researchersatPennsylvaniaStateUniversityreportinthelatestissueofScience.

Scientistshavechangedthecolourofadark-stripedzebrafishtouniformgoldbyinsertingaversionofthepigment（色素）geneintoayoungfish.Aswithhumans,zebrafishskincolourisdeterminedbypigmentcells,whichcontainmelanosomes（黑色素）.Thenumber,sizeanddarknessofmelanosomesperpigmentcelldeterminesskincolour.

Itappearsthat,likethegoldenzebrafish,light-skinnedEuropeansalsohaveamutation（变异）inthegeneformelanosomeproduction.Thisresultsinlesspigmentedskin.

However,KeithCheng,leaderoftheresearchteam,pointsoutthatthemutationisdifferentinhumanandzebrafishgenes.

HumansacquireddarkskininAfricaabout1.5millionyearsagotoprotectbodiesfromultra-violetraysofthesun（太阳光紫外线）,whichcancauseskincancer.

ButwhenmodernhumansleaveAfricatoliveinnorthernlatitudes,theyneedmoresunlightontheirskintoproducevitaminD.Sotherelatedgenechanges,accordingtoCheng.

AsianshavethesameversionofthegeneasAfricans,sotheyprobablyacquiredtheirlightskinthroughtheactionofsomeothergenethataffectsskincolour,saidCheng.

Thenewdiscoverycouldleadtomedicaltreatmentsforskincancer.ItalsocouldleadtoresearchintowaystochangeskincolourwithoutdamagingitlikechemicaltreatmentdidonMichaelJackson.

51.Thepassagemainlytellsusthat________.

A.peoplecannotchangetheirskincolourwithoutanypain

B.thenewdiscoverycouldleadtosearchintowaystochangeskincoloursafely

C.popkingMichaelJacksonoftenchangedhisskincolourasheliked

D.scientistshavefoundoutthatpeople’sskincolourisdeterminedbythegene

52.Itcanbeinferredfromthepassagethat________.

A.nowadayspeoplewhowanttochangetheirskincolourhavetosufferalotfromthedamagecausedbythechemicaltreatment

B.EuropeansandAfricanshavethesamegene

C.thenewdiscoverycouldhelptofindmedicaltreatmentsforskincancer

D.therearetwokindsofgenes

53.Scientistshavedoneanexperimentonadark-stripedzebrafishinorderto________.

A.findthedifferentgenesofhumans’

B.provethehumans’skincolourisdeterminedbythepigmentgene

C.findoutthereasonwhytheAfricans’skincolourisdark

D.findoutthewaysofchangingpeopl’sskincolour

54.ThereasonwhyEuropeansarelight-skinnedisprobablythat________.

A.theyarebornlight-skinnedpeople

B.light-skinnedEuropeanshavemutationinthegenformelanosomeproduction

C.theyhavefeweractivitiesoutside

D.theypaymuchattentiontoprotectingtheirskin

55.Thewriter’sattitudetowardsthediscoveryis________.

A.neutralB.negativeC.positiveD.indifferent

二

A

“Ifyouwanttoseeathingwell,reachoutandtouchit!

”Thatmayseemastrangethingtosay.Buttouchingthingscanhelpyoutoseethembetter.

Youreyescantellyouthatglassballisround.Butbyholdingitinyourhands,youcanfeelhowsmoothandcooltheballis.Youcanfeelhowheavytheglassis.

Whenyoufeelalltheseabouttheball,youreallyseeit.

Withyourskin,youcanfeelbetter.Forexample,yourfingerscantellthedifferencebetweentwocoinsinyourpocket.Youcanfeelalittledropofwateronthebackofyourhand,too.

Youcanevenfeelsoundsagainstyourskin.Haveyoueverwantedtoknowwhysomepeoplelikeveryloudmusic?

Theymustliketofeelthesoundsofmusic.

Allchildrensoonlearnwhat“Don’ttouch!

”means.Theyhearitoften.Yetmostofuskeepontouchingsaswegrowup.Inshops,wetouchthingswemightbuy,suchasfood,clothesandsoon.Toseesomethingwell,wehavetotouchit.

Thebottomsofourfeetcanfeetthingstoo.Youknowthiswhenyouwalkonwarmsand,coolgrassorabadfloor.Allfeeldifferentunderyourfeet.

Therearewaysoflearningtosee