2023届林芝高三（最后冲刺）英语试卷含解析

2023高考英语模拟试卷注意事项1．考生要认真填写考场号和座位序号。2．试题所有答案必须填涂或书写在答题卡上，在试卷上作答无效。第一部分必须用2B铅笔作答；第二部分必须用黑色字迹的签字笔作答。3．考试结束后，考生须将试卷和答题卡放在桌面上，待监考员收回。第一部分（共20小题，每小题1.5分，满分30分）1．AmericansingerTaylorSwift,21,________bigatthe2011AcademyofCountryMusicAwardsintheUSonApril3rd.A．stood B．gave C．scored D．made2．Jane’spalefacesuggestedthatshe______illandherparentssuggestedthatshe______amedicalexam.A．be;shouldhave B．was;haveC．shouldbe;had D．was;had3．—Jackshouldhavecalmeddownattheparty!—Butthekidsmadesomuchnoisethathecouldn’thelpbut_______.A．facethemusicB．eatlikeabirdC．mendhiswaysD．flyoffthehandle4．—Howdoyoufindyournewclassmate?—Oh,sheisreally________ofamusician,whocannotonlysingverybeautifully,butalsocomposeskillfully.A．something B．somebodyC．everything D．everybody5．Howdiditcomeabout________aquietpersonshouldappearsowildtoday?A．whether B．that C．if D．what6．Followingthegirl,wewentintoahall;on__________wallshungafewpicturesofsomefamousscientists.A．itsB．whichC．whoseD．those7．WatchingbasketballgamesonTVathomeisonething,goingtowatchthem________liveisquiteanother.A．perform B．performing C．toperform D．beingperformed8．Rosa_____thiswashingmachineformorethantenyears.Sheisthinkingaboutbuyinganewone.A．isusingB．usedC．hadusedD．hasbeenusing9．—WhatdoyouthinkofBetty?—Lovely，thoughshe______benaughtysometimes．A．should B．mustC．can D．need10．Therewon’tbeanywheretopark.Oh,_______.Let’strythesubway.A．that’sarealbargainB．that’sagoodpointC．that’sreallysomethingD．that’sallsettled11．Ourcountryhaslaunchedacampaigntobansmokinginpublicplaces,whichwithsomeheavysmokers.A．concernsB．wasconcernedC．concernedD．isconcerned12．Onthesurfaceofthewater________,whichspoiledthebeautifulsceneryofthepark.A．somedeadleavesdidfloat B．somedeadleavesfloatedC．floatedsomedeadleaves D．didsomedeadleavesfloat13．Ifyou,thespecialoneintheworld,wanttoshowyour______personality,thisT-shirtisexactlywhatyouarelookingfor.A．calm B．unique C．straight D．constant14．Inordertofinishtheworktime,themaninchargedecidedtosomemoreworkers.A．giveup B．takeon C．lookafter D．findout15．—Iforgottoregisterforthecourses.I’monedaylateandmostoftheclassesarefull.WhatshallIdo?—________Youcan’tdoanythingaboutthat.A．Takeyourtime. B．Pooryou!C．Sowhat? D．Noway!16．Smelltheflowersbeforeyougotosleep,andyoumayjust________sweetdreams.A．keepupwith B．putupwith C．endupwith D．catchupwith17．Howcomeeverykidtodayismeanttobeachampionforsomething_____weknoweverykidcan’tbeastar?A．incaseB．asifC．whenD．unless18．AgrandbanquetwasheldbyElizabethII_____PresidentXi’scurrentstatevisittotheUK.A．intermsofB．inhonorofC．infavorofD．inmemoryof19．.Thestudyofnaturalhistoryisnotsomethingtobelefttobiologists.Infact,theircapacity_____thetimetheycanspendawayfromtheirofficesisverylimited.A．intermsof B．insearchofC．inviewof D．inspiteof20．—Iheardtheywentskiinginthemountainslastwinter.—Ittruebecausetherewaslittlesnowthere.A．maybenot B．won’tbe C．couldn’tbe D．mustn’tbe第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21．（6分）TheArcticisnotasafeplacetobebyanystretchoftheimagination.Essentiallyavast,floatingblockofice,withonlyasmallareaofland,thelandscapecanbealmosttotallydifferentfromyeartoyear.Eventhemostexperiencedexplorersareluckytoreturnwithalltheirfingersandtoes,nottomentiontheirlives.IntothisextremeenvironmentsteppedNabilAlBusaidi.Infact,hedidn’tjuststep—hesteppedandskiedhiswayacross650km,pulling50kgofequipment.HealsocarriedtheflagoftheSultanateofOman,whichheheldintheairattheNorthPole,becomingthefirstArabtoachievethisimpressivefeat(壮举).OnthewaytotheNorthPole,Nabilwasdrivenbytherewardofsuccessandthepainatthethoughtoffailure.“Throughthe20-whateverdays,everyminutetherewasadifferentthingthatkeptmegoing,eitherthefearoffailure,thefearofdyingortherewardoffinishingandgettingsomewherewarm.”Theever-presentcold,averagingaround-40℃butdroppingaslowasarecorded-81℃,ishisoverriding(首要的)memoryoftheexperience.AsanOmani,Nabilhadanadditional20℃dropintemperaturetogetusedto,comparedtohisBritishteammates.Apartfromtheextremecold,polarbearswereacommonfeatureofthejourney,andNabilandtheteamhadtheirfairshareofbearencounters.“Polarbearsaredangerous,buttheyarenotthatthreateningbecausetheydon’tintendtoharmhumans.They’reusuallyeithercuriousorjustdon’tcare.Wesawfivebears,andnonewereaggressive,”saidNabil.OnefinalproblemNabilfacedwasthestressputonteamrelationsbytheseverityoftheconditions,especiallyduringthefirstthreestagesofthejourney.However,duringthefourthandfinalleg,theteamworkedsowelltogetherthattheytravelled130kminonlytwoandahalfdays.1、WhatdoesParagraph1show?A．Nabil’shard-wonsuccess. B．ThevalueofArcticexploration.C．Nabil’sgoodluck. D．ThechangeoftheArctic.2、WhichistheproblemNabilfacedonhisjourney?A．Graduallyrisingsealevel. B．Frequentpolarbearattacks.C．Constantlychangingclimate. D．Theheavypsychologicalburden.3、WhatcanweknowaboutNabil?A．HehadgoneonanArcticjourneybefore.B．HeexploredtheArcticwithprettylightpacks.C．HefinishedtheexplorationoftheArcticallalone.D．Hesufferedmorefromextremecoldthanhisteammates.4、Whatisthepassagemainlyabout?A．LifeintheArctic.B．ClimateoftheArctic.C．ThefirstArabtostepintotheArctic.D．AchievementsscientistsmadeintheArctic.22．（8分）MatthewLaytonwas20minutesfromhomeinSevierville,Tennessee,onacoldNovembernightin2016whenhegotacellphonecallfromhismother.“Themountain’sonfire,”shescreamed,“andBrian’supthere!”Layton’sfamilyownedadozenrentalcabins(小屋)onShieldsMountain,andLayton’sfriendandfellowrental-cabinowner,BrianMcGee,age56,wasuptheretryingtoputthefireoutbyhimself.Layton,32,hitthegas.Helivedonthemountaintoo.Laytonturnedaroundandheadedforadirtroad.Hemadeitabouthalfwayupthesteep,windingpathbeforehisfront-wheel-drivecargaveup.HecalledMcGee,whodrovedowninhispickupsotheycouldfightthefiretogether.TheyheadedfirsttoLayton’srentalcabins.“Iwantedtomakesureourguestsweregone.Theywere,”saysLayton.Atthatpoint,hehadachoice:trytosavehiscabinsorrescuepeoplerentingothercabinsnearby.“Onthemountain,youdon’thavemanylocals.They’remostlytouristswhodon’tknowtheirwayaround,”hesays.Overthenexttwohours,thetwofriendsdrovethroughthesmokymountain,knockingondoorsandleadingpanickedpeopletosafety.“Iknowthatmountainsowell,”Laytonsays,“IcoulddriveandknowexactlywhereIamjustbytimetraveled.”Thankstotheirbraveandimmediateaction,thetwohelped14peopleoutofthedanger.FourteenpeoplediedthatnightinSevierCounty.Butthefiredidn’ttakeawayasinglelifeonShieldsMountain.Andthoughhishomeandbusinessweredestroyed,Laytonremainscalm.“Iwasn’tworriedaboutmyloss,notwhenIsawthosefamiliestrappedonthemountain,”hesays,“IknewIwasgonnahelpthem.”1、WherewasLaytonwhenthefirebrokeout?A．Visitinghismother.B．Awayfromhishome.C．Headingforthecabins.D．Drivingonadirtroad.2、WhatcanwelearnfromPara.2&3?A．Layton’scarbrokedownhalfway.B．BrianwasinchargeofLayton’scabins.C．LaytonpickedupBrianonthepath.D．Brianlivedinthemountainalone.3、Whycouldthetwofriendsrescuethepeople?A．Theyputoutthefirebeforeitspread.B．Theyturnedtolocalsforhelp.C．Laytonwasfamiliarwiththearea.D．Briangaveuphisowncabins.4、WhatdidLaytonmeaninthelastparagraph?A．Heblamedhimself.B．Hesufferedalot.C．Hefeltsorry.D．Hewasrelieved.23．（8分）Findingamountaingoatrestinghighonacliff(悬崖)mightthrillmanyofthemillionsoftouristswhovisitWyoming’sGrandTetonNationalParkeveryyear,butparkofficialssayitmightbetimeforthebeardedanimalstogo.Theproblem,accordingtothepark,isthatGrandTeton’s100orsomountaingoatsthreatenabout80bighornsheep.Thebighornsheepnumberedasmanyas125justafewyearsago.Thestronggoatsspreaddiseaseandcompetewithbighornsheepforfood.Unlikesmall-sizedbighornsheep,GrandTeton’smountaingoatsaren’tnativetothepark.Theywereintroducedtotheparkinthe1960s.GrandTetonspokeswomanDeniseGermannsaid,“We’vegotamanagementresponsibilitytoprotectthenativespecies.Afterhearingfromthepublicontheproposal(建议)inJanuary,parkofficialsexpecttodecideassoonasmid-Februaryonwhattodoaboutthemountaingoats.”Thegoatsarereproducingrapidly.Nowmightbethebesttimetoreducetheanimalsbeforethey’retoomanytobringundercontrol,accordingtotheParkService.Onewildlifebiologistwhostudiesbighornsheeppraisedtheproposal.Mountaingoats’originalhabitatisnowhereclosetowherethey’vebeenintroducedintheU.S.toprovidehuntingopportunities,saidRobRoyRameyII,withNederland,Colorado-basedWildlifeScienceInternational,Inc.WildlifemanagersshouldgetridofmountaingoatsnotonlyinGrandTetonbutelsewheretohelpstrugglingbighornsheep,Rameysaid.“Unfortunately,statewildlifeagenciessellnonnativewildlifeviewingopportunitiestothepublic,”Rameysaid.“Thisisnotazoointhewilderness.Itshouldreallybefornativewildlife.”1、Whatcanbelearntaboutthebighornsheepinthepark?A．Theirsizeishuge. B．Theirnumberisdecreasing.C．Theyarrivedinthe1960s. D．Theythreatenlocalspecies.2、Howdidthepublichelpparkofficialsprotectthebighornsheep?A．Byprovidingsuggestions. B．Bydrivingawaymountaingoats.C．Byvolunteeringinthepark. D．BytakingoverGrandTetonNationalPark.3、WhatisGermann’sattitudetowardsthebighornsheep?A．Curious. B．Proud.C．Surprised. D．Concerned.4、Whatwasthepurposeofbringinginmountaingoatsinthebeginning?A．Toofferhuntingchances.B．Tosellnonnativewildlife.C．Tosatisfywildlifemanagers.D．Toincreasediversitiesofsheep.24．（8分）Watchingwhatyoueatcanbeeasiersaidthandone,butarecentstudyshowsitmightnotjustbeaboutwhat'sonyourplate—itcouldbeabouthowquicklyitdisappears.Japaneseresearchersfollowed1,083adultsforfiveyears,splittingthemintothreecategoriesbasedonhowquicklytheyate:slow,normal,andfast.Theyalsoansweredaquestionnaireatthebeginningofthestudy,sharingtheirdiet,physicalactivity,andmedicalhistory.Inthebeginning,noneofthevolunteershadmetabolicsyndrome(新陈代谢综合征)-meaningatleastthreeriskfactors—whichcanleadtohealthproblemslikeheartconditionsanddiabetes.Whentheparticipantsreportedbackfiveyearslater,84hadbeendiagnosed(诊断)withmetabolicsyndrome—andtheireatingspeedwasamajorpredictor,accordingtotheresultsinthejournalCirculation.Thefasteaterswere89percentmorelikelytohavemetabolicsyndromethanslowandnormaleaters.Just2.3percentofsloweatersreceivedthediagnosis,comparedto11.6percentoffasteaters.Butthat'snotall.Fasteatersalsosawmoreweightgain,largerwaistlines,andhigherbloodsugarlevelsthansloweaters.Theresearcherssaygobblingmakesiteasiernottotakenoticeoffullnessbeforeyourbodyhasachancetosignalyoutostop.“Sowhenpeopleeatfasttheyaremorelikelytoovereat,”saidTakayukiYamaji,MD,studyauthorandcardiologistatHiroshimaUniversityinJapaninastatement.Previousresearchbacksuptheweightbenefitsofsloweating,too.OnestudyofNewZealandwomenfoundfasteatershavehigherbody-massindexes(指数),andaChinesestudyfoundthatbothhealthyandfatmenatelesswhentoldtochew40timesinsteadof15timesbeforeswallowing.Initialresearchevensuggestschewingyourfoodlongercouldbummorecalories-uptoabout1,000extraeverymonth.1、Whataretheparticipantsdividedby?A．Medicalhistory.B．Healthcondition.C．Physicalactivity.D．Eatingspeed.2、Whichmaybetheresultofthestudy?A．Fasteatersare4timesmorelikelytohavemetabolicsyndrome.B．Normalandsloweatersdon’thavemetabolicillness.C．89%offasteatershavehigherbloodpressure.D．Slowcatersarehealthierthanfasteaters.3、Whatdoestheunderlinedword“gobbling”inParagraph4bestmean?A．Tastingslowly.B．Digestingquickly.C．Eatinggreedily.D．Cookingcarefully.4、Whatdoesthelastparagraphtellus?A．Theimportanceofeatingspeed.B．Theadvantageofeatingslowly.C．TheresultofaChinesestudy.D．Fasteatingandovereating.25．（10分）ThistimelastyearIenteredtwolong-distancemass-participationswimmingevents,includingtheJubileeRiver10kmswim.Atthelastminute,justbeforebothswims,Idecidedtopullout.Therealityis,Iliveinfearofcominglast.Lastyear,beforethetwoevents,IrealizedthatIcouldn’tdealwithcominglast.Ihadlookedattheswimtimesofthosewhohadcompletedthepreviousyearandcalculatedthat,atmycurrentswimpace,Iwouldprobablyhavecomelast.Ijustcouldn’tfaceit.Butwhennextyearcamearound,Idecidedtoenterthosesameeventsagain.Forafewmonths,Itrainedhard,butIdidn’tgetanyfaster.ThenitwasJune5,thedayoftheJubileeRiver10km.Theeventstartedat9:30am,andtheswimmerswereanxiousandeagertostart.AsIswamalong,theriverwasquietandcleanandeverythingwaspeaceful.Thesunshone,Meadows(草地）rolledbyandeverynowandthensomeonewouldwaveatthesceneunfoldinginthewater.Asthedayworeon,somehowIdidn’tmindthat,predictably,almosteveryonewasahead.Therewereatleastsomeswimmersstillnearme,andalthoughwesharedthesameriverwequietlyoccupiedourownspaces.AsIconcentratedondoingmyownthing,watchingthesky,thebank,theotherswimmingcapspassingornotpassing,IrealizedIwasenjoyingmyself.Intheend,fourhoursand4minutesafterI’dstarted,Istaggered(摇摇晃晃地走)outofthewaterandwasgreetedwithasmileanda“welldone”fromtheraceorganizer.Iglancedbackovermyshouldertowardthewaterandnoticedthattherewereasmallhandfulofswimmerswhowerestilltofinish,behindme,outofafieldofaround300swimmers.Butitdidn’tmatter.Iwasjustrelieved,proudandhappytofinish.AsIdroveaway,mythoughtsturnedtomynextlongraceoftheseasonandhowmuchIwaslookingforwardtoit,myfearsofcominglastgentlyreceding(渐渐远去).1、Theauthorintendedtoquitswimmingmainlybecause_______.A．shefearedthatshecouldn’tfinishthetworacesB．shewasafraidthatshewouldletfamilymembersdownC．shewasunwillingtoacceptthepossibilityoffinishinglastD．shedidn’tfullypreparedforthetworaces2、Theauthorhopestoconveythemessagethat______.A．nevergiveupwhenfacingchallengesB．itisprocessthatmattersmostC．failureisthemotherofsuccessD．winnersalwaystakeitall3、Whatdidtheunderlinedsentencemeaninthefifthparagraph?A．ShetookprideinleavingalltheotherswimmersbehindB．ShewasproudthatshewasnotthelastoneintheraceC．ShewasgladtofinishtheraceandhadasenseofreliefD．Shewasproudtobepraisedbytheorganizer4、Itcanbeinferredfromtheendthattheauthorislikelyto_______.A．participateinanotherracewithoutanyhesitationB．analyzethereasonwhyshefailedintheraceC．loseconfidencecompletelyD．decidewhethersheissuitablefortherace第三部分语言知识运用（共两节）第一节（每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项．26．（30分）Onceuponatimeinafar-awayplacelivedanolddoll-maker.Hehadspenthislonglifecreatingdollsofall1,makingallthelittlegirlsintheworld2.Hehadkeptupinthe3oftheworldandmadedollsthatsay“mama”and4bythemselves.Thedollmakerwasvery5,andheknewthathistimeforspecialcontributionwasgrowingshort.So,with6determinationinhisheart,hemadehismostbeautiful7.Hegaveherbrownhair,andthebluesteyes.Thisspecialdollwasgivenlonglegswithwhichshecould8andplay.Shehadabeautifulfaceandheplannedthissothatshecouldseethe9inothers.Onthelastdaywhenshewas10,heliftedherupwithgreatcareandsether11infrontofalargemirror.Heasked,“Areyounotthemostbeautifuldollintheworld?”Thedolllookedthroughherlonglashes(睫毛)12ofexcitedexpectation.13herprettyfacecloudedupandthenstormedover.“Ohdoll-maker,I14brownhairandIhavealwayslongedforgreeneyes.Theserenotthe15I’dhavechosenformyself,16lookhowlongmylegsare!Howunfashionabletheywillseemtotheworld.Ohdoll-maker,Iamnotabeautifuldoll17!”Wehavebeencreatedwiththemostbeautiful18.Don’tlookintolife’s19andwishyouwere20you’renot.Maywethankthegreatdoll-makerforwhatwehavebeengiven.1、A．pagesB．sortsC．aimsD．ranks2、A．youngB．happyC．strongD．healthy3、A．warsB．accidentsC．trendsD．events4、A．cleanupB．lookoutC．leaveoutD．standup5、A．wiseB．mercifulC．selfishD．rude6、A．specialB．littleC．normalD．common7、A．textB．essayC．creationD．fiction8、A．singB．speakC．waitD．dance9、A．beautyB．wealthC．kindnessD．story10、A．destroyedB．completedC．soldD．brought11、A．nervouslyB．angrilyC．gentlyD．toughly12、A．shortB．fondC．tiredD．full13、A．SuddenlyB．LuckilyC．ActuallyD．Generally14、A．admitB．hateC．admireD．hide15、A．nameB．reasonC．colorD．organ16、A．butB．ifC．soD．and17、A．inadvanceB．onpurposeC．atallD．intime18、A．clothesB．qualitiesC．skinD．family19、A．mirrorsB．incidentsC．expensesD．difficulties20、A．nothingB．eitherC．noneD．someone第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）TheDayAfterThanksgiving(Friday)isknownasBlackFriday.Thisusedtobeunofficiallyorofficiallythestartofholidayshoppingseason.Almostallstorescomeoutwithspecialearlybirdoffers1．(attract)consumerstotheirshop.Peoplestandinlinehoursbeforethestoresareopened,tograbthebargainsoftheyear.Inthelastfewyears,we2．(witness)atrendtowardsbringingthoseBlackFridaySalesonlinebeforeFriday.Inthelastfewyears(startingfrom2013tobeprecise),BlackFridaySaleshavestartedbeforeFriday—withsomestores3．(start)theirBlackFridaysalesonThanksgivingdayorevenonWednesdayandMonday.ItwouldnotbesurprisingtoseeBlackFridaysalestartingonMondayontheBlackFridayweek.Theclosestreasonfor4．itisknownasBlackFriday5．(give)inWikipedia.Manyretailersreportsomeof6．(they)highestprofitsonBlackFriday.Theblackportionofthename,“BlackFriday”relatestobusinessesrecordingtheir7．(lose)inredinkandgainsinblack.Thistraditionlivesoninmodernaccountingsoftware.DealswebsiteslikeDstartedtohighlight“BlackFridaysales”from20038．thentheretailerspickeditup.9．(essential),BlackFridayisanInternetterm.Butbeforeit,peopleusedtoregardthesales10．“DayafterThanksgivingSale”.第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。删除：把多余的词用斜线（\）划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1、每处错误及其修改均仅限一词；2、只允许修改10处，多者（从第11处起）不计分。OnedayIwasinourlocalpizzatakeoutwhencoupleteenagerscameintoorderpizzas、Theyeachorderedasmallpersonal-sizepizzaforthem、Andtheyorderedanother3largepizzastobedeliveringtothefiredepartment,wherewashavingatrainingnight、Theyaskedforthedeliverypersontoincludeanotetheyhadwrote、Inittheythankedthememberofthefiredepartmentforalltheydoforthecommunityandforhelpingtheirfriendwhenheisinaseriousaccident、Theyexplainedfarthathewouldn’tlivebutfortheirgreatefforts、Idon’tknowthesekids,butIamveryprideofthem、第二节书面表达（满分25分）29．（25分）假定你是高中生李华，对西方文化非常感兴趣，想在假期去英国旅游。请给你的英国网友戴维发一封电子邮件。内容:1旅游目的2旅游计划3需要的帮助要求:1、逻辑清楚，行文流畅;2、词数100字左右DearDavid,Howareyou?Hopeeverythinggoeswellwithyou.__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Bestwishes.Yours,LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、C2、B3、D4、A5、B6、C7、D8、D9、C10、B11、D12、C13、B14、B15、B16、C17、C18、B19、A20、C第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21、ThreeyearsagoJennySalgado,aDominicanshopassistant,movedtoHighlandtown,aneighborhoodofBaltimore.WhenshearrivedtheshopsheworksinwasoneofonlyafewSpanishbusinesses.Nowtherearemanymore.“It’sgoodnowifyouspeakSpanish,”shesmiles.Baltimorehasbeenlosingpeoplefor60years.Toaddressthis,itsformermayor,StephanieRawlings-Blake,wantedtomakeitthemostimmigrant-friendlycityintheworld.ItslibrariesprovideSpanish-languageexerciseclasses.Tohelpthosewithnopapers,thecityisintroducingmicro-loans(小额贷款）whichrequirenocreditchecks.Citypolicewouldnolongerroutinelychecktheimmigrationstatusofcitizensorenforceanyfederalimmigrationlawunlessrequiredto.Thethengovernor,MartinO'Malleymadeitpossibleforillegalimmigrantstogetdrivinglicenses.Suchwelcomingpoliciesarespreading.SuchcitiesasCleveland,DaytonandPhiladelphiaalleagerlytrytopleaseimmigrants.RickSnyder,GovernorofMichigan,hasaskedthefederalgovernmenttooffer50,000visastopeoplewhoagreetoliveinDetroit.Hisadministrationhasmadeiteasierforskilledmigrantstogetprofessionallicenses.Whenacity’spopulationfalls,bothtaxreceiptsandservicesfall.Half-desertedneighborhoodsbreed(滋生）crime,drivingyetmorepeopletoleave.Nocityhasescapedthiswithoutattractingnewresidents,saysSteveTobocmanofGlobalDetroit.Severalstudiessuggestthatwhenimmigrantsarrive,crimegoesdown,schoolsimproveandshopsopenup.InDetroit,immigrantslivingnearthetinyseparatecityofHamtramckhaveformedlocalwatchestoguardagainstthieves.Theirneighborhoodsarenotjustsafer;theyarealsoamon