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1Passage1WhenChristopherColumbuslandedonthethenunnamedCostaRicain1502,hesawmanyIndianswearinggoldearrings.Sohethoughtthelandmustberichingold.HenamedtheplaceCostaRica,whichmeans“richcoast”inSpanish.Thoughlittlegoldwasfound,CostaRicatodayisindeedrichwithcoffeeandbananas.CoffeeisthemostimportantproductinCostaRicaandmostofitisexported(出口)toothercountrieslikeAmericaandWestGermany.Bananasarethecountry’ssecondmostimportantexport.CostaRicansalsogrowmanyothercropssuchasfruits,cornandbeansfortheirownuse.CostaRicanslovecolorsandtheirhousesarepaintedinbrightcolors.EducationisveryimportanttotheCostaRicans.Almosteveryvillagehasaschoolandeducationisamustforchildrenbetweensevenandfourteenyearsofage.Boysandgirlsgotoseparate(单独的)schools.ClassesbegininMarchandendinNovember.Theotherthreemonthsoftheyearareharvesttimeandthechildrenhavetohelptheirparentstopickcoffeebeans.1.What’sthemainideaofthefirstparagraph?A.HowColumbusfoundCostaRica.B.HowCostaRicagotitsname.C.WhattheCostaRicanswore.D.WhatlanguagetheCostaRicansspoke.2.TheCostaRicansmayNOTpainttheirhouses______.A.pinkandredB.greyandblackC.blueandgreenD.yellowandorange3.InCostaRica,boysandgirlsbetweensevenandfourteen______.A.mustgotoschoolB.studyinthesameschoolC.donothavetogotoschoolatallD.canchoosetostopschoolingatanytime4.FromDecembertoFebruary,schoolchildreninCostaRica______.A.havelessonseverydayB.havetheirexaminationsC.helptheirparentspickcoffeebeansD.helptheirparentsdecoratetheirhouses5.Thispassageismainlyabout______.A.ChristopherColumbusB.CostaRicaC.someproductsfromCostaRicaD.theeducationofCostaRica2Passage2ChristianEijkman,aDutchdoctor,lefttheNetherlandsfortheislandofJava.Manypeopleontheislandhadadiseasecalledberi-beri.Hewasgoingtheretotryandfindacure.Atfirst,Eijkmanthoughtsomekindofgerm(细菌)causedberi-beri.Heraisedsomechickens.Hedidn’teatthem,butmadeexperimentsonthem.Thelocalpeoplewerequitesurprisedatthat.OnedayhenoticedthathischickensbecamesickwhentheywerefedthefoodmostJavaneseate—refinedwhiterice(精炼米).Whenhefedthemwithunrefinedrice,alsoknownasbrownrice,theyrecovered.Eijkmanrealizedthathehadmadeanimportantdiscovery—thatsomethingsinfoodcouldpreventdisease.Thesethingswerenamedvitamins(维生素).TheJavanesewerenotgettingenoughvitaminsbecausetheyhadactuallyremovedthepartthatcontainsvitamins.Later,otherdiseaseswerealsofoundtobecausedbythelackofvitaminsinaperson’sfood.Todaymanypeopleknowtheimportanceofvitaminsandtheymakesuretheyhaveenoughvitaminsfromthefoodtheyeat.Iftheydon’t,theycanalsotakevitaminpills.6.Theunderlinedword“cure”inParagragh1probablymeans______.A.amedicaltreatmentB.akindofvitaminC.akindofgermD.akindofric7.ChristianEijkmanwenttotheislandofJavato______.A.spendhisholidayB.findwaystogrowbettercropsC.dosomeresearchabouttheislandD.helptheJavanesewiththeirillness8.WhydidChristianEijkmanraisesomechickens?A.Toeatthem.B.Tocarryouthisexperiments.C.TogivetheJavaneseasurprise.D.Tomakemoneybysellingthem.9.Ifapersondoesn’tgetenoughvitaminsinhisdiet,he’dbetter______.A.eatmorericeB.eatmoremeatC.eatsomechickenD.eatvitaminpills10.Wecanlearnfromthepassagethat______.A.beri-beriwascausedbychickensB.theJavanesedidn’tlikevitaminsC.ChristianEijkman’sexperimentwassuccessfulD.theJavanese’sdiseasewascausedbyakindofgerm3Passage3Americaisamobilesociety.FriendshipsbetweenAmericanscanbecloseandreal,yetdisappearsoonifsituationschange.Neithersidefeelshurtbythis.BothmayexchangeChristmasgreetingsforayearortwo,perhapsafewlettersforawhile—thennomore.Ifthesametwopeoplemeetagainbychance,evenyearslater,theypickupthefriendship.ThiscanbequitedifficultforusChinesetounderstand,becausefriendshipsbetweenusflowermoreslowlybutthenmaybecomelifelongfeelings,extending(延伸)sometimesdeeplyintobothfamilies.Americansarereadytoreceiveusforeignersattheirhomes,sharetheirholidays,andtheirhomelife.Theywillenjoywelcomingusandbepleasedifweaccepttheirhospitality(好客)easily.AnotherdifficultpointforusChinesetounderstandAmericansisthatalthoughtheyincludeuswarmlyintheirpersonaleverydaylives,theydon’tshowtheirpolitenesstousifitrequiresagreatdealoftime.Thisisusuallytheoppositeofthepracticeinourcountrywherewemaybegenerouswithourtime.Sometimes,we,ashosts,willappearatairportseveninthemiddleofthenighttomeetafriend.Wemaytakedaysofftoactasguidestoourforeignfriends.TheAmericans,however,expresstheirwelcomeusuallyathomes,buttrulycannotmanagethetimetodoagreatdealwithavisitoroutsidetheirdailyroutine.Theywillprobablyexpectustogetourselvesfromtheairporttoourownhotelbybus.Andtheyexpectthatwewillphonethemfromthere.Oncewearriveattheirhomes,thewelcomewillbefull,warmandreal.Wewillfindourselvestreatedhospitably.FortheAmericans,itisoftenconsideredmorefriendlytoinviteafriendtotheirhomesthantogotorestaurants,exceptforpurelybusinessmatters.Soaccepttheirhospitalityathome!11.Thewriterofthispassagemustbe______.A.anAmericanB.aChineseC.aprofessorD.astudent12.WhichofthefollowingstatementsisTRUEaccordingtothepassage?A.FriendshipsbetweenAmericansusuallyextenddeeplyintotheirfamilies.B.FriendshipsbetweenAmericansusuallylastforalltheirlives.C.Americansalwaysshowtheirwarm