M11U2基礎(chǔ)知識(shí)鞏固

江蘇省海門中學(xué)2015屆高三英語(yǔ)同步練習(xí)高三英語(yǔ)備課組PAGEPAGE11Module11Unit2基礎(chǔ)知識(shí)鞏固命題人：季蘇煒一、單詞拼寫1.Thisa______isaimedathelpingthosefarmersstrugglingunderthepovertyline.2.Iamsogratefultomyteachersinthattheirencouragementsletmer_______whenIamdepressed.3.Healwaysasksmefavorsinar________way.4.Ihadheardthathewasac________man,butaftera2-day-trainingtogether,Ifoundhimveryopen-minded.5.Intermsoftheflashlight,s_______itonbypressingthisbutton.6.The_______(部門)ofabusinessthatprovidescustomerservicesisusuallycrowdedwithconsumers.7.MorepracticewillmakeyouspeakEnglishwithgreater_______(流利).8.Therehasbeenno________(回應(yīng))tohisremarksfromthegovernment.9.Hewasabigman,___________（得體的）dressedinasuitandtie.10.Itbotheredmebadlythatthisyear's________(一段時(shí)間)ofcongresswasunusuallylong.二、選詞填空havebutterfliesinhavebutterfliesinone’sstomachfollowupmakeallowanceforgivesb.theedgeoverseethingsinadifferentwayoffthetopofone’sheadlooksomebodyintheeye1.Whenyouprepareforalongjourney,_________________thecostsandyourhealthconditionisveryimportant.2.Whenaskedaboutwhathedidyesterdaybythepolice,heanswered__________________.3.He________________beforehemethisfuturemother-in-law.4.SinceSallyisonleave,weshouldarrangeforsomeoneto__________hertasks.5.Achildalways_________________,whichisbeyondadults’imagination.6._______theperson_________inanintervieworconversationishighlyrecommended.7.Hisconcernaboutpeople’swell-being_____him__________othercandidatesintheelection.三、句子翻譯1.在評(píng)定她的工作時(shí)，我們必須體諒她缺乏經(jīng)驗(yàn)。(makeallowancefor)_____________________________________________________________________________2.我繞道以避開(kāi)高峰時(shí)的車流.(roundabout)_____________________________________________________________________________3.在面試中，英語(yǔ)流利的畢業(yè)生比其他應(yīng)聘者有優(yōu)勢(shì)。(haveanedgeover)_____________________________________________________________________________4.每個(gè)國(guó)家都很重視教育，因?yàn)樗菄?guó)家強(qiáng)大的根本。(attach…to…)_____________________________________________________________________________5.如果你聽(tīng)從我今天給你的建議，獲得工作應(yīng)該非常容易。（land）_____________________________________________________________________________四、單項(xiàng)選擇1.Thereisno_____inpushingchildrenunlesstheyaretalentedandtheyenjoyit.A.wonder B.need C.point D.doubt2.Sinceyouwanttomakeupwithher,youshouldbethefirstto_____themisunderstanding.A.clearup B.breakup C.takeup D.followup3.—Howwasyourjobinterviewyesterday?—Oh,itwas_____.Iansweredallofthequestionsimmediatelywithconfidence.A.mycupoftea B.asplainasday C.apieceofcake D.adeadend4.Thegovernmentguaranteesthattheamountofdonatedmoneywill_____whatthevictimsreceive.A.copewith B.correspondwith C.comparewith D.connectwith5.Justastheclothesapersonwears,thefoodheeatsandthefriendswithwhomhespendshistime,hishouse___________hispersonality.A.resembles B.strengthens C.reflects D.shapes6.Doletyourmotherknowallthetruth.Sheappears_______everything.A.totell B.tobetold C.tobetelling D.tohavebeentold7.Someadvertisements,liketheenvironmentalprotectionadvertisement______toourconscienceorourdesiretobeworthycitizens.A.adapt B.attach C.appeal D.adjust8.IthinkI'lljust________myselfwithacupofteabeforeIgotomeettheguests.A.restore B.refresh C.renew D.rewind9.Youshould______thedetailofthescene,whichwillhelpthepolicelookintothecase.A.setoff B.setout C.setup D.setdown10.A.isolated B.separated C.divided D.removed11.Poorfamiliesinthiscountrywillgettheirliving_______everymonthfromthegovernment.A.allowances B.pensions C.bonuses D.insurances12.______toyourdreamwheneveryouareintroublewillleadyoutosuccessintime.A.Holdingup B.Holdingout C.Holdingon D.Holdingback13.Makingnotesonthe_______whilereadingisagoodhabitwhichshowsyourquestionsandproblems.A.margin B.edge C.tip D.end14.–Howdoyoufindthemovielastnight?–Oh,don’tmentionit.It’s_________theonelastweek.A.notmorethan B.nomorethan C.notbetterthan D.nobetterthan15.Wouldyouplease_____thepaperformeandseeifthereareanyobviousmistakes?A.lookaroundB.lookinto C.lookup D.lookthrough16.Heglancedoverather,_______thatthoughshewastiny,sheseemedverywellputtogether.A.havingnoted B.noted C.tonote D.noting17.Inmyview,London’snotasexpensiveinpriceasTokyobutTokyois_____intraffic.A.themostorganizedB.moreorganizedC.soorganized D.asorganizedas18.We’dbetterdiscusseverything_____beforeweworkouttheplan.A.indetail B.ingeneral C.onpurpose D.ontime19.Theteacherstressedagainthatthestudentsshouldnot_____anyimportantdetailswhileretellingthestory.A.bringout B.letout C.leaveout D.makeout20.Whenwevisitedmyoldfamilyhome,memorycame______back.A.flooding B.toflood C.flood D.flooded21.Manypeoplewhohadseenthefilmwereafraidtogototheforestwhentheyrememberedthescenes______peoplewereeatenbythetiger.A.that B.bywhich C.which D.inwhich22.Adozenideaswereconsideredbeforethechiefarchitect_______thedesignofthebuilding.A.centeredonB.decidedon C.focusedon D.reliedon23.Itissonicetohearfromher._______,welastmetmorethanthirtyyearsago.A.What'smore B.ThatistosayC.InotherwordsD.Believeitornot24.Tokeephealthy,ProfessorJohnson_____cyclingasaregularformofexerciseafterheretired.A.tookup B.caughton C.carriedout D.madefor25.YangLiwei,A.experiment B.flight C.attempt D.try五、完形填空Canadiansmart－phonemakerResearchInMotion(RIM),whichmakestheBlackBerry,saysit'sback.Thecompanyis__1__toreclaimamarketitoncedominatedby__2__twonewdevices.Thelastfewyearshavebeenapainfultimeforthecompanyascustomersdeserteditsplatformin__3__ofnewerandmore__4__devices.Thismaybethecompany'slastchanceto__5__avitalplayerinanincreasinglycrowdedmarketplace.Twobrandnewdevicesareperhapsafresh__6__foracompanythathasseenitsglobalmarketshare__7__from20percentthreeyearsagotojustover3percenttoday.ForBlackBerryCEOThorstenHeins,it'sanotherchancetoremakeafaded__8__.“Wehave__9__beenonajourneyoftransformation,notonlyajourneytotransformourbusinessandourbrand,__10__onethatItruly__11__transformsmobilecommunicationsintotruemobilecomputing，”hesaid.Thecompanypromisesthesame__12__levelofnetworksecuritytheBlackBerryisknownfor,__13__afastnewbrowserandamoreintuitiveoperatingsystem.TheZ10__14__muchlikethetouch－screenphonespopularizedbyitscompetitors(競(jìng)爭(zhēng)者),buttheQ10maintainsthe“qwerty”keyboardthathasbecomeBlackBerry'strademark.Besidesthetechnicalandcosmetic(外觀上的)updates,HeinssaysthecompanywillnolongerbecalledRIMorResearchInMotion.“OurcustomersuseaBlackBerry,our__15__workforBlackBerryandourshareholdersareownersofBlackBerry.Fromtodayon,weareBlackBerry__16__intheworld，”hesaid.Shareholderswillbewatchingifcustomers__17__thenewdevices.Thecompany'sstockhasdroppedasmuchas90percentinthelastfouryearsasitlast__18__tocompetitors.Butcompanyshareshavedoubledinthelastfourmonthsasanticipation(預(yù)期)__19__forthenewmodels.Analystssaythenewdevicescouldmakeor__20__acompany,whichmanypeoplepraiseforstartingthetechnologicalrevolutioninsmart－phones.1.A.refusing B.trying C.urging D.pretending2.A.introducing B.reviewing C.rejecting D.discovering3.A.favor B.charge C.honor D.defense4.A.popular B.expensive C.complicated D.familiar5.A.replace B.react C.remain D.reset6.A.record B.dilemma C.end D.start7.A.lose B.increase C.rise D.fall8.A.brand B.trade C.technique D.phone9.A.specially B.definitely C.doubtfully D.essentially10.A.and B.or C.but D.so11.A.agree B.believe C.suspect D.deny12.A.high B.average C.backward D.normal13.A.exceptfor B.regardlessof C.apartfrom D.alongwith14.A.sounds B.smells C.looks D.finds15.A.employees B.consumers C.relatives D.competitors16.A.however B.whenever C.nowhere D.everywhere17.A.adapt B.adjust C.adopt D.advocate18.A.land B.ground C.soil D.earth19.A.dropped B.changed C.remained D.grew20.A.desert B.abandon C.break D.deny六、閱讀理解ASurvivingtreasuresfromtheNationalMuseumofAfghanistanAFGHANISTANCROSSROADSOFTHEANCIENTWORLD3MARCH—3JULY2013Attheheartofthesilkroad,AfghanistanlinkedthegreattradingroutesofancientIran,CentralAsia,IndianandChina,andthemoredistantculturesofGreeceandRome.NearlylostduringtheyearsofcivilwarandlaterTaliban(塔利班)rule,preciousobjectsthatrevealthisdiversepastwerebravelyhiddenin1989byofficialsfromtheNationalMuseumofAfghanistantosavethemfromdestruction.Thesurvivingtreasuresdatefrom2000BCtothe1stcenturyADandincludedrichgoldornaments(裝飾品)foundataburialsiteandlimestone(石灰石)sculpturesofaGreekcity.ThisisauniqueopportunitytodiscoverthestoryofAfghanistan'sancientculture,itsimmensefragility,andtheremarkablededication(奉獻(xiàn))showntoitssurvivalandprotection.DETAILEDINFORMATIONOPENINGHOURSTheexhibitionisopenlateonFridaysuntil20：30.￡10,membersfreeEXHIBITIONANDEVENTSBOOKINGwww.02073238181MAKETHEMOSTOFYOURVISIT*Onweekdays,takeadvantageofaclassicafternoonteapackageintheCourtRestaurantforjust￡26(includingexhibitionticket).*Theexhibitioncatalogue(￡25paperback)andotherrelatedtitlesareavailableinthemuseumshopsoronlineat/shop.*TheexhibitionMultimediaGuide(￡1)isavailableattheexhibitionentrance.*Ifyouarevisitingwithagroup,askforthegroupticketprice.Detailsongrouplecturepackagesareavailableat/groupvisits.SPECLALEVENTS*NowruzMonday18March,17：30.Nowruz,orNewYear,iscelebratedinmanycountriesfromAfghanistanandIrantoUzbekistan.17：30～18：00Entrancetoexhibition.19：00TalksanddiscussiononNowruz.￡15(includingexhibitionentry).*Performance:TheartoftheAfghanrubab.Tuesday14May,16：30～17：30.AfghanrubabvirtuosoSoudiHomayunSakhiandtablaplayerYusufMahmoudgiveaperformanceofafullragaandfolkpieces.￡5，members￡3.*EasterholidayactivitiesThursday18～Monday22April,11：00～16：00.ExploretherichcultureofAfghanistan.ListentostoriesofAlexandertheGreat,trymakingakiteandbeinspiredbythetreasuresfromtheHillofGold.Suitableforallages.Free,justdropin.1.IfyouarriveatthemuseumonApril20th,whatcanyouenjoy?A.NewYearcelebration.B.Performance:TheartoftheAfghanrubab.C.Easterholidayactivities.D.Theexhibitionwithoutanyspecialevents.2.Whenseeing“TheartoftheAfgahanrubab”，atouristcanpaylessby________．A.bookingticketsonlineB.attendingtalksanddiscussiononNowruzC.callingat02073238181D.becomingamemberoftheBritish3.Whichofthefollowingstatementsistrue?A.OfallthespecialeventsPerformancecostsleast.B.Museumofficialssavedtheseobjectsfromdestruction.C.TheMultimediaGuideisofferedtovisitorswithoutanycharge.D.Youcanlearndetailsaboutgroupvisiteitheronwebsiteorbyphone.4.Wherecanyoumostprobablyfindthispassage?A.Inahighschooltextbook.B.InahistorymagazineC.Inastate－ownednewspaper.D.Inatraveler'sbooklet.BIbeganwritingpoemsfifteenyearsagowhileIwasincollege.OnedayIwasinthelibrary,workingonatermpaper,whenIcameacrossabookofcontemporarypoetry.Idon'trememberthetitleofthebookoranyofthetitlesofthepoemsexceptone：“Frankenstein'sDaughter”.Thepoemwaswild,almostrude,andnothingliketherhyme－and－meterpoetryIhadreadinhighschool.Ihadalwaysthoughtthatpoetrywasflowerywritingaboutsunsetsandwalksonthebeach,butthatlibrarybookcontaineddirectandsometimesshockingpoetryaboutdogs,junkedcars,rundownhouses,andTVs.Icheckedthebookout,curioustoreadmore.Soonafterward,Istartedfillinganotebookwithmyownpoems.AtfirstIwasscared,partlybecausemypoetryteacher,towhomthisbookiswrittenfor,wasaseriousandstrictmanwhocouldseetheerrorsinmypoems.Also,Irealizedtheseriousnessofmydevotion.Igaveupgeographytostudypoetry,whichagoodmanyfriendssaidofferednofuture.IignoredthembecauseIlikedworkingwithwords,usingthemtoreconstructthepast,whichhasalwaysbeenasourceofpoetryforme.WhenIfirststudiedpoetry,Iwassingle－minded.Iwoketopoetryandwenttobedwithpoetry.Imemorizedpoems,readEnglishpoetsbecauseIwastoldtheywouldhelpshapemypoems,andreadclassicalChinesepoetrybecauseIwastoldthatitwouldaddclaritytomywork.ButIwasmosttakenbytheSpanishandLatinAmericanpoets,particularlyPabloNeruda.Myfavoritesofhisweretheodes—long,short－linedpoemscelebratingcommonthingsliketomatoes,socksandscissors.IfeltjoyfulwhenIreadtheseodes,andwhenIbegantowritemyownpoems,Itriedtoremainfaithfultothecommonthingsofmychildhood—dogs,alleys(小巷),mybaseballmitt(手套)andthefruitofthevalley,especiallytheorange.Iwantedtogivethesethingslife,towritesowellthatmypoemswouldexpresstheirbeauty.Ialsoadmiredourowncountry'spoetry.Isawthatourpoetsoftenwroteaboutplaceswheretheygrewuporplacesthatimpressesthemdeeply.JamesWrightwroteaboutOhioandWestVirginia,PhilipLevineaboutDetroit,GarySnyderabouttheSierraNevadasandaboutJapan,whereforyearshestudiedZenBuddhism(禪宗佛教).IdecidedtowriteabouttheSanJoaquinValley,wheremyhometown,Fresno,islocated.Someofmypoemsareabsoluteobservationsandimagesofnature—theorangeyards,theKingsRiver,theSequoias(紅杉).Ifellinlovewiththevalley,bothitsuglinessanditsbeauty,andquietlywrotepoemsaboutittosharewithothers.5.Whatdoesthepassagemainlytalkabout?A.Theauthor'sexperienceswithpoetry. B.Theauthor'smethodofwritingpoetry.C.Theauthor'sappreciationofpoetry. D.Theauthor'sinterestinstudyingpoetry.6.Fromthefirstparagraph,wecanlearnthat________．A.“Frankenstein'sDaughter”wasaflowerypoetryB.theauthorwasabletomemorizemostpoemshereadC.theauthorbegantogetincontactwithpoetryofdifferentstylesD.theauthorwascurioustoreadmoreofrhyme－and－meterpoetry7.Whichofthefollowingwouldtheauthormostprobablywriteaboutinhispoem?A.Movinglovestoriesinhistory.B.Observationsofclassicalpoems.C.Truefeelingsofhumanfriendship.D.Appreciationofwildvalleyflowers.8.Whichofthefollowingistrueaccordingtothepassage?A.Theauthor'sfriendsallencouragedhimtogiveupgeographytopoetry.B.Theauthorbecamedevotedtopoetrybecauseofhisteacher'sstrictness.C.Theauthorlovedtofindsourcesofpoetryfromnatureandfromthepast.D.SpanishandLatinAmericanpoemsinfluencedtheauthorasmuchasChineseones.CGlobalPositioningSystemsarenowapartofeverydaydrivinginmanycountries.Thesesatellite－basedsystemsprovideturn－by－turndirectionstohelppeoplegettowheretheywanttogo.Buttheycanalsocausealotofproblems,sendingyoutothewrongplaceorleaveyoucompletelylost.Manytimes,thedriveristoblame.SometimesaGPSerrorisresponsible.Mostoften,saysBarryBrown,itisacombinationofthetwo.BarryBrowniswiththeMobileLifeCentreinStockholm,Sweden.Thecenterstudieshuman－computerinteraction,orHCI,especiallycommunicationsinvolvingwirelessdevices.WespoketoMrBrownbySkype.HetoldusaboutanincidentinvolvingafriendwhohadflowntoanairportintheeasternUnitedStates.ThereheborrowedaGPSBarryBrown：“Andtheyjustpluggedinanaddressandthensetofftotheirdestination.And,thenitwasn'tuntiltheyweredrivingforthirtyminutesthattheyrealizedtheyhadputinadestinationbackontheWestCoastwheretheylived.Theyactuallyputtheirhomeaddressin.Soagain,the_GPS_is_kind_of_“garbage_in_garbage_out”．MrBrownsaysthisisacommonhumanerror.But,hesays,whatmakestheproblemworsehastodowithsomeoftheshortcomings,orfailures,ofGPSequipment.BarryBrown：“OneproblemwithmanyGPSunitsistheyhaveaverysmallscreenandtheyjusttellyouthenextturn.Becausetheyjustgiveyouthenextturn,sometimesthatmeansthatitisnotreallygivingyoutheoverviewthatyouwouldneedtoknowthatit'sgoingtothewrongplace.”BarryBrownformearlyservedasaprofessorwiththeUniversityofCalifornia,SanDiego.Whilethere,heworkedonaprojectwithEricLaurierfromtheUniversityofEdinburgh.ThetwomenstudidedtheeffectsofGPSdevicesondrivingbyplacingcamerasinpeople'scars.Theywroteapaperbasedontheirresearch.Itiscalled“TheNormal,NaturalTroublesofDrivingwithGPSBarryBrown：“Oneofthethingsthatstruckus,perhapsthemostimportantthingwasthatyouhavetoknowwhatyou'redoingwhenyouuseaGPS.Therearethesenewskillsthatpeoplehavedeveloped.TherearethesenewcompetenciesthatyouneedtohavetobeabletouseaGPSbecausetheysometimesgowrong.”BarryBrownsaysthisgoesagainstacommonbeliefthatGPSsystemsareforpassivedriverswholacknavigational(導(dǎo)航)skills.“TheNormal,NaturalTroublesofDrivingwithGPS”listsseveralareaswhereGPSsystemscancauseconfusionfordrivers.Theseincludemapsthatareoutdated,incorrectordifficulttounderstand.TheyalsoincludetimingissuesrelatedtowhenGPScommandsaregiven.BarryBrownsaystomakeGPSsystemsbetterweneedabetterunderstandingofhowdrivers,passengersandGPSsystemsworktogether.9.Whatisthebesttitleforthispasage?A.IsGPSsystemreliabletouse?B.WhatistheuseofGPS?C.HowtomakethemostofGPS?D.Blame!GPSorPassengers?10.Whatistheimplicationoftheunderlinedpart?A.GPSisjustagarbagedevice.B.GPSwillnotcorrecthumanerrors.C.GPSadjustsyourwrongdestination.D.GPSisjustassmartashumanbeings.11.WhichisNOTmentionedasaGPSshortcominginthepassage?A.Smallscreen. B.Timingofcommands.C.Outdatedmaps. D.DearcamerasGPSuses.12.Accordingtothepassage,peoplecommonlybelievethat________．A.youhavetoknowwheretogowhenusingGPSB.youneedtohavenewcompetenciestouseGPSwellC.GPSisproperfordriverswithlittlesenseofdirectionD.GPSisfitforpeoplehavinggoodunderstandingofmapsDFacebook—ASocialNetworkWebsiteMostyoungpeopleknowthatFacebookisafreeaccesstoInternetsocialnetworkingwebsitespopularamongteenagersandadults,too.ItwasfoundedbyaHarvardUniversitystudentnamedMarkZuckerbergandlaunchedonFeb4，2004.Initially,itwasintendedonlyasanetworkingsiteforHarvard'scampuscommunity,providingahandytooltohelpeveryoneoncampus—students,faculty,andotherstaff—gettoknoweachother.Almostimmediately,itexpandedtoincludeStanford,Columbia,andYaleUniversities,andthenseveralmoreIvyLeagueSchools(常青藤學(xué)校).Now,Facebookhasdevelopedintoavastsocialnetworkforanyoneovertheageof13,withmorethan65millionactiveusers.Asthenamesuggests,facesareanintegral(必需的)partofthewebsite,andofsocialnetworking,too,onecouldsay.FisthetopInternetsiteforuploadingphotos,with14millionphotosuploadedeveryday!Peoplecontinuetoexpandtheirpersonalprofileswithphotos,thoughafeaturethatallowsbloggingwassoonaddedtothesite.SomeoftheotherfeaturesnowincludeaMarketplacesite,allowinguserstopostfreeclassifiedads.Similarly,underothernetworkheadings,peoplecanletothersknowabouteventsandpostvideos.Thereisevenawaytosendfriendsvirtual“gifts”—suchasahappyfaceballoon,heart－shapedboxesofvirtualchocolates,anddogbonesfromFacebook'svirtualgiftshops!Inthisway,Facebookhasincreasedinpopularityandbroadeneditsusership,andithasincreaseditsvaluefortheowner.Sofar,Zuckerberghasdeclinedtosellhissite(competitornetworkingsiteMySwassoldtoNewsCorp)eventhoughhehasreceivedoffersofuptoabilliondollars!Butsometimessuccesscanleadtoadownfallofsorts!Facebookisnotwithoutcontroversy.Ironically(具有諷刺意味的是),atleastoneuniversityhasblockedaccesstothesite,sayingthatloggingontoFacebookviolatesitsacceptableusepolicy.ThegovernmentofOntarioblockedaccesstothesiteforitspublicemployeesin2007.Privacyisabigproblem.Insomecases,theidentitiesofpeople,suchasthoseinvolvedincrimesasvictims,arereleasedtothepublicthroughpostsonsuchsites,evenbeforethepermissionofthepolice.Thereareinstancesofembarrassingorevenunlawfulmaterialsbeingposted,resultinginrealdamagestopeople'sreputations,sometimeswithtragicresults.Moreover,assomepeoplehavebecomemoreandmoreinterestedinchattingwiththeirnewonlinefriends,theirreal－liferelationshipshavesuffered.Psychologistsareseeinganincreaseinproblemsamongpeoplewhoareaddictedtosuchsites.Criticismsagainsttheuseofthesesocialnetworkingsitesarenowoccurring,andonce－devotedfansofsiteslikeFacebookarecommitting“FacebookSuicide”—sayingvirtualgoodbyetotheirvirtualfriendsandreturningtotheirreallifeandenjoyingtherealwarmthandrewardsthatonlyface－to－facefriendshipcanoffer.13.What'stheinitialpurposeoffoundingFacebook?A.Todevelopitintoavastsocialnetwork.B.ToprovideafreeaccesstoInternetwebsites.C.Tohelppeoplegettoknoweachothereasily.D.Toofferastudytoolforeveryoneoncampus.14.Whatistheauthor'smajorconcernaboutFacebook?A.Addictsreturningto“real－life”friendship.B.Crimevictimssufferingfromtragicresults.C.Devotedfanscommitting“FacebookSuicide”．D.PersonalinformationleakingthroughFacebook.15.Whichofthefollowingwordscanbestdescribetheauthor'sattitude?A.Objective.B.Ironical.C.Optimistic.D.Doubtful.七、任務(wù)型閱讀Imaginelivinginacountrytornbywar.Ormaybeyouliveinaplacewheretherearefewjobsandlittlechancetoearnaliving.Yourfamilydecidestomove—nottoanothertown,buttoanothercountry.Youandyourfamilyhavebecomeimmigrants.Peoplearecalledimmigrantswhentheymovetoaforeigncountrytomaketheirhomes.Peoplebecomeimmigrantsformanyreasons.Themostcommononeiseconomicopportunities.Mostimmigrantsareattractedtoothercountriesbythepromiseofjobs,farmland,orbusinessopportunities.Otherpeoplebecomeimmigrantsinordertogetawayfrommistreatmentornaturaldisasters.Theyarerefugees(難民).Somerefugeesmovetoavoidwarsandpoliticalunrest.Othersareseekingfreedomtoexpresstheirreligiousviews.Stillothersareuprootedbydisasters,suchasterriblefloodingordrought.Somepeoplehavebecomeimmigrantsagainsttheirwill.CapturedinAfrica,shippedtoforeignlandsandforcedtoworkasslaves,manyearlyAfricanimmigrantstoNorthandSouthAmericacameinchains.ExceptforNativeAmericans,allpeoplecametotheUnitedStatesfromsomeplaceelse.Fornearly500years,immigrantshavelandedonAmerica'sshoresseekingabetterlife.ThroughoutAmericanhistory,immigrantsoftenworkedlow－paying,dangerousjobsthatotherpeoplerefusedtodo.ImmigrantsfromaroundtheworldhelpedshapeAmericanlife.ManyimmigrantsabsorbedthecustomsandlanguagecommontomostAmericans.Theyalsobroughttheirowntraditions,includingmusicandfoods.Overtime,manyofthesetraditionshavebecomepartofAmericanlife.ThefirstEuropeanimmigrantstoAmericahopedtocolonize(使成為殖民地)newlands.Bythemid－1500s,SpaniardshadventuredintoFlorida,California,andtheAmericanSouthwest.Frenchimmigrantsarrivedintheealy1600sandbuilttheirfirstcolonyinCanada.TheEnglishalsoarrivedintheearly1600s.