2022年內(nèi)蒙古自治區(qū)烏海市公共英語五級(筆試)知識點匯總(含答案)_第1頁
2022年內(nèi)蒙古自治區(qū)烏海市公共英語五級(筆試)知識點匯總(含答案)_第2頁
2022年內(nèi)蒙古自治區(qū)烏海市公共英語五級(筆試)知識點匯總(含答案)_第3頁
2022年內(nèi)蒙古自治區(qū)烏海市公共英語五級(筆試)知識點匯總(含答案)_第4頁
2022年內(nèi)蒙古自治區(qū)烏海市公共英語五級(筆試)知識點匯總(含答案)_第5頁
已閱讀5頁,還剩17頁未讀, 繼續(xù)免費閱讀

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進行舉報或認領(lǐng)

文檔簡介

2022年內(nèi)蒙古自治區(qū)烏海市公共英語五級(筆試)知識點匯總(含答案)學校:________班級:________姓名:________考號:________

一、1.ListeningComprehension(15題)1.Wecanmakearound-the-worldflighttripfreeofchargeifwefinishreadingenoughbooks.

A.TrueB.Fasle

2.MDistheabsoluteheadofthecompany.

A.TrueB.Fasle

3.WhydidAmericanshavethesemovementsintheearly1960s?

4.Accordingtothespeaker,howdodeveloperscontributetothereductionofamphibianpopulation?

A.Bytakingoverponds.

B.Byconstructingsewers.

C.Bybuildingdamsonrivers.

D.Byfloodingmarshes.

5.Wanghaslittleknowledgeofthephoneticprocessingsystem.

A.TrueB.Fasle

6.PartA

Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.

聽力原文:W:Comein,please.

M:Goodmorning,Dr.Wilson.

W:Goodmorning,Wang.Hownicetomeetyouagain.Takeaseat...whydon'tyou,please.Whendidyougettotheuniversity?

M:Iarrivedyesterday.

W:Well...areyoulivinginthecollege?

M:No,IamwithanEnglishfamily...actually...becauseIwanttoimprovemyspeaking.

W:Oh,fine.Right,didyoutakealanguageproficiencytestbeforeyoucame?

M:Yes.Uhh...myOverallBandis6,but...unfortunatelymyspeakingscoreisonly5.

W:OK,youknow,hereinthisuniversity,youhavetotakeourownEnglishtestbeforeyouattendanylectures.So,firstofall,whatwe'vegottodois,wehavetomakeanarrangementforthetestdate.Umm...willtomorrowbeallrightforyou?

M:Yeah,Ihavetimetomorrowmorning.

W:Good,then.Tomorrowatten.Idon'tthinkthetestwillbeanyproblemforyou.Now,let'smakesureyoumakegooduseofyourtimehere.Let'sputitlikethis.Whatexactlydoyouwanttoaccomplishinthenext12months?

M:I'minterestedincomputerlanguagetranslation,Imean,fromEnglishtoChineseandChinesetoEnglish.I'lltry,ifpossible,toproducesoftwareoradevicewhichcanserveasaninterpreter.

W:Yes,couldyoubeabitmorespecificabout...er...thedevice?

M:Forinstance,whenyoutalktothedeviceinEnglishitwilltranslateyourwordsintoChineseandviceversa.

W:Uhuh...doyoumeanit'llbeascompetentas...er...ahumaninterpreter?

M:Yes...well,I'llletitdealwithgeneralsituations,atleast.

W:Fascinating...andhowbigwillthedeviceitselfbe,doyouthink?

M:Thesizeofacigarettepack,Ithink.Sopeoplecanputitintheirpocket.

W:Really?Well,thatcouldbeaPh.Dproject.Tellmewhatyouhavedonesofar.

M:Inmyfouryearsofundergraduatestudy,Istudiedelectronics,advancedmathematics,hardwaredesigning,somecomputerlanguagesandprogramwriting.

W:Yes,buthaveyoudoneanypracticaljobs?Imean,haveyouwrittenanyprogramsforpracticaluse?

M:IhadbeeninvolvedinaprojectforCADinashipyard.

W:Computeraideddesign.Thatwasprobablyagoodexperience,but,unfortunately,itmaynothelpyourpresentprojectmuch.AreyoufamiliarwiththeC-language?

M:No.

W:Uhuh...thephoneticprocessingsystem,doyouknowhowsuchasystemworks?

M:Whatdoyoumeanby"phoneticprocessingsystem"?

W:Well,youknow,Englishisspokenbydifferentpeoplewithdifferentaccents.YourEnglishaccentisdifferentfrommine,andofcoursemineisnotthesameasmycolleagues'.SoasIseeit,yourdevicewouldhavetobeabletorecogniseandunderstanddifferentaccents.

M:Oh,Isee.IthinkIcanlearntheC-languageandthephoneticprocessingsystemhere.

W:Well,that'sprobablytrue,butyou'vegotonlytwelvemonthsandyouwantadegree,don'tyou?M:Yes.

W:OK,sothere'retwowaysofstudyingforadegreehere.Youeithertakesixcourses,passtheirexamsandhaveyourdissertationacceptedortheotherwayisyoudosomeresearchworkandsubmityourprojectreport.M:IthinkI'lltakethesecondway,

W:Fine,butareyousureyoucanfinishyourprojectintwelvemonths?

M:Idon'tknow,butIcanworktwelvehoursperdayandsevendaysperweek.

W:Well,I'dsuggestyouspendsometimeinourlibrary,tryingtofindoutwhatotherstudentshavedonebeforeandperhapsreconsideryourownproject,tosomeextent.Youmightnarrowyourresearcharea,concentratingonsolvingoneortwomajorproblems.And,it'dbeagoodideatotalktoyourcolleaguesinthelab,first.Anyway,I'msurewecanworkoutsomethinggood.ShallIseeyouagaininthreedays'time?

M:A11rig

A.TrueB.Fasle

7.Howmuchtimedothemanandthewomanhavebeforetheyaddresstheclass?

A.Lessthantenminutes.

B.Abouttwentyminutes.

C.Forty-fiveminutes.

D.Overanhour.

8.PartC

Directions:Youwillhearatalk.Asyoulisten,answerthequestionsorcompletethenotesinyourtestbookletforQuestions21-30bywritingNOTMORETHANTHREEwordsinthespaceprovidedontheright.YouwillhearthetalkTWICE.

Younowhave1minutetoreadQuestions21-30.

聽力原文:Asyouknow,manybigchangeshappenedafterChristopherColumbusandotherEuropeanscametotheAmericas500yearsago.TodayI'mgoingtotalkaboutachangeintheworlddietthewaypeoplecookedandate.Fivehundredyearsago,therewasabigchangeinthedietofpeopleallovertheworld.

Let'stalkaboutthedietinEurope500yearsago.Oneimportantfoodwasmeat.Europeansatemanykindsofmeat,includingbeef,lamb,goat,andpork.Ekandcheesemadefromthemilkofcowsandgoats.TheEuropeansateseveraldifferentgrains:Mostpeopleatewheat,andsomepeopleaterice,whichcamefirstfromAsia.

Now,let'slookatthedietintheAmericasabout500yearsago.ThedietofthenativeAmericanwasquitedifferentfromthedietoftheEuropeans.ThisisbecausetheEuropeanmeats,dairyproducts,andgrainsdidn'texistintheAmericas.However,thenativeAmericansatesomefoodthatdidn'texistinEurope.ThenativeAmericansatedifferentvegetables,suchaspotatoesandtomatoes.Theyatedifferentgrains,suchascorn.Theyatedifferentmeat,suchasturkeyandotherwildbirds.Theyalsousedspicessuchaschocolateandhotchilipeppers.NoneofthesefoodsexistedinEurope500yearsago.

Nowlet'stalkaboutthebigchangeintheworlddiet500yearsago,afterColumbusandtheEuropeanswenttotheAmericas.

AfterEuropeanswenttotheAmericas,thedietofthenativeAmericanschangedalot.WhentheEuropeanswenttotheAmericas,theytookmanynewkindsoffoodwiththem.TheEuropeansgavesomeofthefood,themeat,dairyproducts,andgrainstothenativeAmericansandthenthenativeAmericansstartedtousetheEuropeanfoodintheircooking.Asaresult,thedietintheAmerica'stodayisverydifferentfromtheirdiet500yearsago.Forexample,ifyougotoacountrylikeMexico,youcanseethatthetraditionalMexicanfoodusesalotofbeef,pork,cheese,wheat,andrice,allfoodsthatcamefromEuropewithColumbus.

AftertheEuropeansreturnedtoEuropefromtheAmericas,therewasalsoabigchangeinthedietofpeopleinEuropeandtherestoftheworld.WhentheEuropeansreturnedtoEurope,theytookmanynewkindsoffoodbackfromtheAmericas.Theytookbackthevegetables,grains,andspicesthattheyfoundintheAmericas.Littlebylittle,peoplealloverEuropestartedusingthenewfoodsintheircooking,andthenthefoodsspreadaroundtheworldtoAfrica,theMiddleEastandAsia.

Someofthenewfoodspreadveryquicklyaroundtheworld.Oneexampleisthechilipepper.Youmaybesurprisedtoknowthat500yearsago,thechilipepperdidn'texistinmanycountriesthat.arefamoustodayfortheirhotandspicyfoodmadewithchilies.Actually.weminkthatthefirstchilipepperwastakentoSpainbyColumbusin1493,whenhereturnedfromtheAmericas.Afteronly100years,chilipeppershadspreadallaroundtheworld.Theygroweasilyinwarmweather.TheonlyplacethatthechilipepperdidnotbecomepopularwasNorthernEurope,probablybecauseitistoocoldtogrowchilipepperseasily.

Althoughchilipeppersspreadquickly,otherfoodsfromtheAmericasspreadveryslowly.Potatoesareagoodexample.Ittookabout250yearsforthepotatoestospreadaroundtheworld.ThereasonittooksolongisthatEuropeansthoughtthatpotatoeswerepoisonous.ThepotatolookedalotlikeaverypoisonousplantthatgrewinEurope.Peoplewereafraidtoeatpotatoes!Foralongtime,peopleonlyusedpotatoestofeedtheirpigs.Butslowly,peoplestartedusingpotatoesasfoodforthemselves.Today,ofcourse

9.HowlongdidthejourneytakefromEnglandtoIndiaintheolddays?

10.OnereasonforthegoodhealthofthepeopleinVilcabambamustbetheclean,beautifulenvironment.

A.TrueB.Fasle

11.Dr.WilsonasksWangtodoalittlemoreresearchbeforedecidingonhisproject.

A.RightB.Wrong

12.Listthreetraditionalfemaleoccupationsmentionedinthetalk.

13.Governmentbuildingsoftenhavespecialpathsforthosepeoplehandicapped.

A.RightB.Wrong

14.PartC

Directions:Youwillhearatalk.Asyoulisten,answerthequestionsorcompletethenotesinyourtestbookletforQuestions21-30bywritingNOTMORETHANTHREEwordsinthespaceprovidedontheright.YouwillhearthetalkTWICE.

Younowhave1minutetoreadQuestions21-30.

聽力原文:Todaywetakeitforgrantedthatthemailwillbedelivereddailyatourdoor.Butmanyyearsagoitmighthavebeenplacedinatreetrunkorunderneatharock.Intheearlydaysofthemailnoonecouldbesureaboutwhereorwhenitwouldarrive.

AtthesoutherntipofAfricatherewasonceapostofficeunderarock.IntheolddaystheroutefromEnglandtoIndiawasaroundtheCapeofGoodHope.Thejourneywasstormyanddangerous.Ittooksixlongmonths.Sailorsoftenwishedtosendmailhome,buttheyseldommetshipsboundbacktoEngland.Soatthecapethesailorswouldgoashore.Theyheadedforacertainlargestone.Onthestonewerescratchedthewords"Lookhereunderforletters."Theywouldleavetheirlettersthere,knowingthatthenexthomeward-boundshipwouldstopandpickthemup.

TherewasanotherpostofficelikethisatthesoutherntipofSouthAmerica.Duringthegoldrushdays,boatssailedaroundCapeHorntoCalifornia.AtCapeHornwasakegnailedtoapost.Boatscomingfromtheeastcoastwouldsendasmallboatashoretothispostoffice.Theypickedupanylettersinthekeg.Atthesametimetheymailedlettershomethatboatssailingeastcouldpickup.

InthestateofWashingtonstandsthestumpofahugecedar.It,too,wasonceapostoffice.Settlersneededaplaceforthemailcarrierstoleavetheirletters.Theirhousesweresowidelyscatteredthatthemailcarriercouldnotreachallofthem,andthepostofficewasfarawayoverroughroads.Sothesettlersfoundatreethatstoodwhereseveraltrailscrossed.Theycutthetreedowntenfeetfromtheground,holloweditout,andcovereditwitharoof.Inside,theynailedarowofwoodenboxes.Eachboxwasmarkedwithafamily'sname.Themailcarriercouldleavelettersthereforeveryoneformilesaround.

ForthefirstfewyearsaftertheEnglishcolonistscametoAmerica,therewasnoregularpostalservice.Peoplegavetheirletterstoanytravelerwhohappenedtobegoingintherightdirection.Oftentheygavethemtoapeddleroratravelingshoemaker.Whenthetravelerreachedthetownwheretheletterwasgoing,hemightstopataninn.Hewouldleavethelettersthere.Buttheretheystayeduntilthepersontheywereaddressedtohappenedtocomebyandstoppedattheinn.

WhataboutplaceslikeVirginiawheretherewereveryfewinns?Peoplewhowishedtosendletterswouldleavethematoneofthelargeplantations.Theownersoftheplantationwouldthensendthelettersontoaneighbor.Theneighborwoulddothesame.Itwasaslowmailsystem.

Aftermanyyears,regularmailcarriersonhorsebackwerehired.Theywentfromonebigtowntoanother.BetweenNewYorkandBoston,forexample,therewasone"postrider"amonth.Hetraveledonlybydayandtooktwoweeksforthetrip.Oftenthepostriderleftallthemailforawholetownatacrossroadsstore.Itstilltookmanyweeksforalettertoreachthepersonitwasaddressedto.

Finally,abouttwohundredyearsago,BenjaminFranklinwasmadepostmasterforallthecolonies.Hisfirstactwastomakealongjourneytofindoutthebestroutesforcarryingthemail.Thenhesetupalineofpoststationbetweenthenorthernandsoutherncolonies.Heorderedhispostriderstotravelbynightaswellasbyday.

Franklin'spostriderscouldcarrymorelettersinashortertimefromonecolonytoanother.TheletterservicehelpedtheyoungAmericancolonieslearnmoreabouteachother.Theylearnedthattheywereallinterestedin

15.Howcanthemosteffectivecomplaintbemade?

A.Showingthefaultitemtothemanager.

B.Explainingexactlywhatiswrongwiththeitem.

C.Sayingfirmlythattheitemisofpoorquality.

D.Askingpolitelytochangetheitem.

二、2.UseofEnglish(10題)16.

【C10】

17.(39)

18.

【C13】

19.(40)

20.

【C11】

21.(37)

22.

【C4】

23.Psychologiststakecontrastiveviewsofhowexternalrewards,from【31】______praisetocoldcash,affectmotivationandcreativity.Behaviorists,【32】______researchtherelation【33】______actionsandtheirconsequencesarguethatrewardscanimproveperformanceatworkandschool.Cognitiveresearchers,whostudyvariousaspectsofmentallife,maintain【34】______rewardsoftendestroycreativity【35】______encouragingdependence【36】______approvalandgiftsfromothers.

Thelatterviewhasgainedmanysupporters,especially【37】______educators.Butthecarefuluseofsmallmonetaryrewardssparks【38】______ingrade-schoolchildren,suggesting【39】______properlypresentedinducementsindeedaidinventiveness,【40】______toastudyintheJuneJournalofPersonalityandSocialPsychology"Ifkidsknowthey'reworkingfora【41】______andcanfocus【42】______arelativelychallengingtask,theyshowthemostcreativity",saysRobertEisenbergeroftheUniversityofDelawareinNewark."Butit'seasytokillcreativitybygivingrewardsfor【43】______performanceorcreatingtoo【44】______anticipationforrewards."

Ateacher【45】______continuallydrawsattentiontorewardsorwhohands【46】______highgradesforordinaryachievementendsup【47】______discouragedstudents,Eisenbergerholds.【48】______anexampleofthelatterpoint,henotesgrowingeffortsatmajoruniversitiestotightengradingstandardsandrestorefailing【49】Inearliergrades,theuseofso-calledtokeneconomies,in【50】______studentshandlechallengingproblemsandreceiveperformance-basedpointstowardvaluedrewards,showspromiseinraisingeffortandcreativity,theDelawarepsychologistclaims.

(31)

24.(34)

25.

【C17】

三、3.ReadingComprehension(15題)26.

Whatadvantagewilltherebeifonebuyslifeinsuranceinsteadofmakingotherinvestments?

A.Hewillhavemoneyforaretirementhome.

B.Itwillcosthimnothingifhebuysanlifeinsurance.

C.Profitheearnsfrominsuranceistax-free.

D.Itischeaptobuyalifeinsurance.

27.(68)

28.

Byreferringtotheartificialgrammar,theauthorintendstoshow______.

A.itssignificanceinthestudy

B.aninherentpatternbeinglearnt

C.itsresemblancetothelights

D.theimportanceofanight'ssleep

29.

______wasthereligiousandpoliticalcenterofoldTibet?

30.

______isalongwithmanycomparativelysmallbuildingsoneitherside?

31.

Accordingtothepassage,whichofthefollowingisTRUE?

A.AllAmericansarepersuadednottogetvaccinatedthisyear.

B.Thebigproblemininnovatingfluvaccineproducingtechniqueishowtogrowvirusinanewway.

C.Morefluvaccinescannotbeproducedinashorttimebecauseprivatecompaniesrefusetoproducemore.

D.Fluvaccinesareeasierthanmostvaccinestoproducethroughcellcultures.

32.PartB

Directions:Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66-70,choosethemostsuitableparagraphfromthelistA-Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66~70,choosethemostsuitableparagraphfromthelistA~Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

Thepressisconstantlyremindingusthatthedramaticincreaseintheageofourpopulationoverthenext30orsoyearswillcausenationalhealthcaresystemstocollapse,economiestocrumpleunderthestrainofpensiondemandsanddisintegratingfamiliestobuckleunderincreasingcarecommitments.YetresearchatOxfordisbeginningtoexposesomeofthewidespreadmythsthatunderliethisrhetoric.Demographicageingisundoubtedlyareality.Lifeexpectancyindevelopedcountrieshasrisencontinuouslyoverthepastcentury,increasingthepercentageofthoseovertheageof60relativetothoseundertheageof15.By2030halfthepopulationofWesternEuropewillbeovertheageof50,withapredictedaveragelifeexpectancyofafurther40years.Bythen,aquarterofthepopulationwillbeover65andby2050theUK'scurrentnumberof10,000centenariansarepredictedtohavereachedaquarterofamillion.SomedemographershaveevensuggestedthathalfofallbabygirlsbornintheWesttodaywilllivetoseethenextcentury.

66.______

Indeed,ifthiscouldbeachievedthroughouttheworld,itwouldsurelycountasthesuccessofcivilization,forthenwewouldalsohaveconqueredthekillersofpoverty,disease,famineandwar.

Decreasingmortalityrates,increasinglongevityanddecliningfertilitymeansmallerpercentagesofyoungpeoplewithinpopulations.Overthepast20yearslifeexpectancyatbirthintheUKhasrisenbyfouryearsformen(to75)andthreeyearsforwomen(to80).MeanwhilefertilityratesacrossEuropehavedeclinedmoreorlesscontinuouslyoverthepast40yearsandremainwellbelowthelevelsrequiredforEuropeanpopulationstobeabletoreplacethemselveswithoutsubstantiveimmigration.Butagain,ratherthanseeingthisasadoomandgloomscenario,weneedtoexplorethepositiveaspectsofthesedemographics.Thenext50yearsshouldprovideuswithanopportunitytoenjoythemanyadvantagesofasocietywithamaturepopulationstructure.67.______

ThefirstoftheseisthecurrentpoliticalrhetoricwhichclaimsthathealthservicesacrosstheWesternworldarecollapsingunderthestrainofdemographicageing.

68.______

Thesecondmythistheviewthattheratioofworkerstonon-workerswillbecomesoacutethatWesterneconomieswillcollapse,compoundedbyamassivegrowthinpensiondebt.Whilethereareundoubtedconcernsovercurrentpensionshortfalls,itisaisoclearthatworkingliveswillthemselveschangeoverthenextfewdecades,withapredictedincreaseinflexibleandpart-timeworkandtheprobableextensionofworkinglifeuntiltheageof70.Indeed,wehavetorecognizethatwecannotexpecttoretireattheageof50andthenbeabletosupportourselvesforanother40orsoyears.Neitherasolidpensionschemenorsavingscancarrypeoplethatlong.

69.______

Afurthermythisthatwewillallliveinloose,multigenerationalfamilies,experiencingincreasedemotionaldistancingfromourkin.Evidencefromavarietyofstudiesacrossthedevelopedworldsuggeststhat,ifanything,themodemfamilyisactuallybecomingmoreclose-knit.WorkcardedoutbytheOxfordInstituteinScandinaviaandinaPan-EuropeanFamilyCareStudy,forexample,showsthatdespitetheinfluenceofth

33.(69)

34.

WhatdoesMacDonaldwarnpeoplewhentheyintendtobuylifeinsuranceproducts?

A.Itisexpensivetoinvestonlifeinsuranceproducts.

B.Someinsurancehassomespecificterms.

C.Someinsurancecompanieswillnotprovidesatisfactoryterms.

D.Peopleshouldnotuseinsurancepoliciespurelyasaninvestment.

35.

Theword"fib"inthefourthsentenceofParagraph5,probablymeans______.

A.totellthetruth

B.toreduce

C.toincrease

D.totellasmalllie

36.Theideaofafishbeingabletoproduceelectricitystrongenoughtolightlampbulbs—oreventorunasmallelectricmotor—isalmostunbelievable,butseveralkindsoffishareabletodothis.Evenmorestrangely,thiscuriouspowerhasbeenacquiredindifferentwaysbyfishbelongingtoverydifferentfamilies.

Perhapsthemostknownaretheelectricrays,ortorpedoes,ofwhichseveralkindsliveinwarmseas.Theypossessoneachsideofthehead,behindtheeyes,alargeorganconsistingofanumberofhexagonal-shapedcellsratherlikeahoneycomb.Thecellsarefilledwithajelly-likesubstance,andcontainaseriesofflatelectricplates.Oneside,thenegativeside,ofeachplate,issuppliedwithveryfinenerves,connectedwithamainnervecomingfromaspecialpartofthebrain.Currentgetsthroughfromtheupper,positivesideoftheorgandownwardtothenegative,lowerside.Generallyitisnecessarytotouchthefishintwoplaces,completingthecircuit,inordertoreceiveashock.

Thestrengthofthisshockdependsonthesizeoffish,butnewly-bornonesonlyabout5centimetersacrosscanbemadetolightthebulbofapocketflashlightforafewmoments,whileafullygrowntorpedogivesashockcapableofknockingamandown,and,ifsuitablewiresareconnected,willoperateasmallelectricmotorforseveralminutes.

Anotherfamousexampleistheelectriceel.Thisfishgivesanevenmorepowerfulshock.Thesystemisdifferentfromthatofthetorpedointhattheelectricplatesrunlongitudinallyandaresuppliedwithnervesfromthespinalcord.Consequently,thecurrentpassesalongthefishfromheadtotail.Theelectricorgansofthesefisharereallyalteredmusclesandlikeallmusclesareapttotire,sotheyarenotabletogenerateelectricityforverylong.PeopleinsomepartsofSouthAmericawhovaluetheelectriceelasfood,takeadvantageofthisfactbydrivinghorsesintothewateragainstwhichthefishdischargetheirelectricity.Thehorsesarelessaffectedthanamanwouldbe,andwhentheelectriceelshaveexhaustedthemselves,theycanbecaughtwithoutdanger.

TheelectriccatfishoftheNileandofotherAfricanfreshwatershasadifferentsystemagainbywhichcurrentpassesoverthewholebodyfromthetailtothehead.Theshockgivenbythisarrangementisnotsostrongastheothertwo,butisnonethelessunpleasant.Theelectriccatfishisaslow,lazyfish,fondofgloomyplacesandgrowstoabout1metrelong;itiseatenbytheArabsinsomeareas.

Thepowerofproducingelectricitymayservethesefishbothfordefenceandattack.Ifalargeenemyattacks,theshockwilldriveitaway;butitappearsthatthecatfishandtheelectriceelusetheircurrentmostoftenagainstsmallerfish,stunningthemsothattheycaneasilybeoverpowered.

Whichofthefollowingcanproducethestrongestshock?

A.Theelectriceel.

B.Theelectriccatfish.

C.Thenewly-bornelectrictorpedoes.

D.Thefully-grownelectricray.

37.

Ed'sencounterwiththerecyclingteamshowsthat

A.Edwasdesperatetocorrecthismistake.

B.EdonlywantedtogivemoneytoRaoul.

C.Edwasunwillingtotipthetruckdriver.

D.Ednolongerwantedtogivethemmoney.

38.PartA

Directions:ReadthefollowingtextsandanswerthequestionswhichaccompanythembychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.

TodayTVaudiencesallovertheworldareaccustomedtothesightofAmericanastronautsintip-topcondition,withfairhair,crew-cuts,goodteeth,anuncomplicatedsenseofhumourandaseverelylimitednon-technicalvocabulary.

Whatmarksoutanastronautfromhisearthboundfellowhumanbeingsissomethingofadifficultproblem.Shouldyouwishtointerviewhim,youmustapplybeforehand,andyoumustbepreparedforalongishwait,evenifyourapplicationmeetswithsuccess.Itis,inanycase,outofthequestiontointerviewanastronautabouthisfamilylifeorpersonalactivities,becausealltheastronautshavecontractswithanAmericanmagazineunderconditionsforbiddinganyunauthorizeddisclosuresabouttheirprivatelives.

Certainobviousqualitiesareneeded.Anyonewhowouldbeaspacemanmustbeinperfecthealth,musthavepowersofconcentration(sinceworkinsideaspacecraftisexceptionallydemanding)andmusthaveconsiderablecourage.Again,space-workcallsfordedication.Courageanddedicationareparticularlyessential.Inthewell-knowncaseoftheChallengersevencrewmemberslosttheirlivesinspacebecauseofthefaultyequipmentintheshuttle.Anothermustbeoutstandingscientificexpertise.Itgoeswithoutsayingthattheyallhavetohaveprofessionalaeronauticalqualificationsandexperience.

Astrikingfeatureoftheastronautsistheirages.Fortheyoungerman,inhistwenties,say,spaceisout.OnlyoneofthefiftymenworkingforNASAin1970wasunder30.TheoldestastronauttodateisAlanShepard,America'sfirstmaninspace,who,atnearlyfifty,wasalsothemanwhocaptainedApollo13.Theaverageageisthelatethirties.ThecrewmembersofApollo11wereallbornwellbeforetheSecondWorldWar.In1986theChallengerastronautshadanaverageageof39.Therangewasfrom35to46.

Inasocietywheremaritalcontinuityisnotalwaysexhibited,theastronauts'recordinthisrespecthitsyouintheeye.OfallthemarriedmeninNASAgroup,onlytwoorthreearedivorcedfromtheirwives.Mindyou,itishardtotellwhethersomethinginthebasiccharacterofanastronautencouragesfidelityorwhethertheselectionprocessdemandsthatacandidateshouldbehappilymarried.

TheNASAastronautsliveinunattractivesmallcommunitiesdottedhereandtherearoundthebaseinTexas.Youwouldexpectthemtofindtheirfriendsfromamongtheirprofessionalassociates,butthisisnotthecase.Rather,theyprefertomakefriendswiththenormalfolkintheirdistricts.Astronauts,likeeverybodyelse,mustgetfedupwithtalkingshopallthetime,andwhereastheyareindeedanelite,theirdailylifeoutsideworkshouldbeasnormalaspossible,ifonlyforthesakeoftheirfamilies.

Asfortheastronauts'politicalleanings,theyseemtobetowardstheright.Thismaybeduetothefactthatalargeproportionoftheastronautshaveamilitarybackground.Ontheotherhand,itco

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負責。
  • 6. 下載文件中如有侵權(quán)或不適當內(nèi)容,請與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準確性、安全性和完整性, 同時也不承擔用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

評論

0/150

提交評論