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AWhenChristopherColumbuslandedonthethenunnamedCostaRicain1502,hesawmanyIndianswearinggoldearrings.Sohethoughtthelandmustberichingold.HenamedtheplaceCostaRica,whichmeansrichcoastinSpanish.Thoughlittlegoldwasfound,CostaRicatodayisindeedrichwithcoffeeandbananas.CoffeeisthemostimportantproductinCostaRicaandmostofitisexported()toothercountrieslikeAmericaandWestGermany.Bananasarethecountryssecondmostimportantexport.CostaRicansalsogrowmanyothercropssuchasfruits,cornandbeansfortheirownuse.CostaRicanslovecolorsandtheirhousesarepaintedinbrightcolors.EducationisveryimportanttotheCostaRicans.Almosteveryvillagehasaschoolandeducationisamustforchildrenbetweensevenandfourteenyearsofage.Boysandgirlsgotoseparate()schools.ClassesbegininMarchandendinNovember.Theotherthreemonthsoftheyearareharvesttimeandthechildrenhavetohelptheirparentstopickcoffeebeans.56.Whatsthemainideaofthefirstparagraph?A.HowColumbusfoundCostaRica.B.HowCostaRicagotitsname.C.WhattheCostaRicanswore.D.WhatlanguagetheCostaRicansspoke.57.TheCostaRicansmayNOTpainttheirhouses______.A.pinkandredB.greyandblackC.blueandgreenD.yellowandorange58.InCostaRica,boysandgirlsbetweensevenandfourteen______.A.mustgotoschoolB.studyinthesameschoolC.donothavetogotoschoolatallD.canchoosetostopschoolingatanytime59.FromDecembertoFebruary,schoolchildreninCostaRica______.A.havelessonseverydayB.havetheirexaminationsC.helptheirparentspickcoffeebeansD.helptheirparentsdecoratetheirhouses60.Thispassageismainlyabout______.A.ChristopherColumbusB.CostaRicaC.someproductsfromCostaRicaD.theeducationofCostaRicaBChristianEijkman,aDutchdoctor,lefttheNetherlandsfortheislandofJava.Manypeopleontheislandhadadiseasecalledberi?beri.Hewasgoingtheretotryandfindacure.Atfirst,Eijkmanthoughtsomekindofgerm()causedberi?beri.Heraisedsomechickens.Hedidnteatthem,butmadeexperimentsonthem.Thelocalpeoplewerequitesurprisedatthat.OnedayhenoticedthathischickensbecamesickwhentheywerefedthefoodmostJavaneseaterefinedwhiterice().Whenhefedthemwithunrefinedrice,alsoknownasbrownrice,theyrecovered.Eijkmanrealizedthathehadmadeanimportantdiscoverythatsomethingsinfoodcouldpreventdisease.Thesethingswerenamedvitamins().TheJavanesewerenotgettingenoughvitaminsbecausetheyhadactuallyremovedthepartthatcontainsvitamins.Later,otherdiseaseswerealsofoundtobecausedbythelackofvitaminsinapersonsfood.Todaymanypeopleknowtheimportanceofvitaminsandtheymakesuretheyhaveenoughvitaminsfromthefoodtheyeat.Iftheydont,theycanalsotakevitaminpills.61.TheunderlinedwordcureinParagragh1probablymeans______.A.amedicaltreatmentB.akindofvitaminC.akindofgermD.akindofrice62.ChristianEijkmanwenttotheislandofJavato______.A.spendhisholidayB.findwaystogrowbettercropsC.dosomeresearchabouttheislandD.helptheJavanesewiththeirillness63.WhydidChristianEijkmanraisesomechickens?A.Toeatthem.B.Tocarryouthisexperiments.C.TogivetheJavaneseasurprise.D.Tomakemoneybysellingthem.64.Ifapersondoesntgetenoughvitaminsinhisdiet,hedbetter______.A.eatmorericeB.eatmoremeatC.eatsomechickenD.eatvitaminpills65.Wecanlearnfromthepassagethat______.A.beri?beriwascausedbychickensB.theJavanesedidntlikevitaminsC.ChristianEijkmansexperimentwassuccessfulD.theJavanesesdiseasewascausedbyakindofgermCAmericaisamobilesociety.FriendshipsbetweenAmericanscanbecloseandreal,yetdisappearsoonifsituationschange.Neithersidefeelshurtbythis.BothmayexchangeChristmasgreetingsforayearortwo,perhapsafewlettersforawhilethennomore.Ifthesametwopeoplemeetagainbychance,evenyearslater,theypickupthefriendship.ThiscanbequitedifficultforusChinesetounderstand,becausefriendshipsbetweenusflowermoreslowlybutthenmaybecomelifelongfeelings,extending()sometimesdeeplyintobothfamilies.Americansarereadytoreceiveusforeignersattheirhomes,sharetheirholidays,andtheirhomelife.Theywillenjoywelcomingusandbepleasedifweaccepttheirhospitality()easily.AnotherdifficultpointforusChinesetounderstandAmericansisthatalthoughtheyincludeuswarmlyintheirpersonaleverydaylives,theydontshowtheirpolitenesstousifitrequiresagreatdealoftime.Thisisusuallytheoppositeofthepracticeinourcountrywherewemaybegenerouswithourtime.Sometimes,we,ashosts,willappearatairportseveninthemiddleofthenighttomeetafriend.Wemaytakedaysofftoactasguidestoourforeignfriends.TheAmericans,however,expresstheirwelcomeusuallyathomes,buttrulycannotmanagethetimetodoagreatdealwithavisitoroutsidetheirdailyroutine.Theywillprobablyexpectustogetourselvesfromtheairporttoourownhotelbybus.Andtheyexpectthatwewillphonethemfromthere.Oncewearriveattheirhomes,thewelcomewillbefull,warmandreal.Wewillfindourselvestreatedhospitably.FortheAmericans,itisoftenconsideredmorefriendlytoinviteafriendtotheirhomesthantogotorestaurants,exceptforpurelybusinessmatters.Soaccepttheirhospitalityathome!66.Thewriterofthispassagemustbe______.A.anAmericanB.aChineseC.aprofessorD.astudent67.WhichofthefollowingstatementsisTRUEaccordingtothepassage?A.FriendshipsbetweenAmericansusuallyextenddeeplyintotheirfamilies.B.FriendshipsbetweenAmericansusuallylastforalltheirlives.C.Americansalwaysshowtheirwarmtheveniftheyareverybusy.D.Americanswillcontinueth