ofhischildhoodhomeinHannibal,Missouri,providedMarkTwainwiththeinspirationfortwoofhismostpopularnovels. B. C.ItwasthememoriesD.HeBeverlyHillsisknownforthe homesoffilmandtelevisionpersonalitiesandcontainsmanyfashionableshopsA B C DTheChannelTunnelisoneofthebiggestengineeringprojectsever Bundertaken Anthonyisa B ofthemembercountriesissupposedtobeheldrecentlyat B C Thecompanyisonthevergeofbankruptcy,andthousandsofjobsareat Bloss Cthreat Dstake7）Theoftheseislandsisstilindisputeandthethreecountriesaretohaveaconferencenextmonthtosettletheissue. B C D Thatorganization personsofdifferentpoliticalstands. Bembraces Ccomposes DconsistsWomenare Aproceeding Bnegative Crevolting Durgent B C D二,Assupplierofmostofthefoodweeatandofrawmaterialsformanyindustrialprocesses,agricultureisclearlyanimportantareaoftheeconomy.Buttheindustrialperformanceofagricultureisevenmoreimportantthanthis.Forinnationswheretheproductivityoffarmersislow,mostoftheworkingpopulationisneededtoraisefoodandfewpeopleareavailableforproductionofinvestmentgoodsorforotheractivitiesrequiredforeconomicgrowth.Indeed,oneofthefactorsrelatedmostcloselytothepercapitalincomeofanationisthefractionofitspopulationengagedinfarming.Inthepoorestnationsoftheworldmorethanhalfofthepopulationlivesonfarms.Thiscomparessharplywithlessthan10percentinWesternEuropeandlessthan4percentintheUnitedStates.Inshort,thecourseofeconomicdevelopmentingeneraldependsinafundamentalwayontheperformanceoffarmers.Thisperformanceinturn,dependsonhowagricultureisorganizedandontheeconomicenvironment,ormarketstructure,withinwhichitfunction.InthefollowingpagestheperformanceofAmericanagricultureisexamined.Itisappropriatetobeginwithaconversationofitsmarketstructure.Thispassageismost anewspartofanintroductionofapartofaanWhatismostimportanttoagriculture theamountoffooditthepercapitalincomeofTheword“this”inLine4refers theprovisionoffoodandrawtheeconomyasaTheperformanceoffarmersessentially thesizeoftheworkingthemarket Theadvantagesanddisadvantagesofalargepopulationhavelongbeenasubjectofdiscussionamongeconomists.Ithasbeenarguedthatthesupplyofgoodlandislimited.Tofeedalargepopulation,inferiorlandmustbecultivatedandthegoodlandwordedintensively.Thus,eachpersonproduceslessandthismeansaloweraverageincomethancouldbeobtainedwithasmallerpopulation.Othereconomistshavearguedthatalargepopulationgivesmorescopeforspecializationandthedevelopmentoffacilitiessuchasports,roadsandrailways,whicharenotlikelytobebuiltunlessthereisabigdemandtojustifythem.Oneofthedifficultiesincarryingoutaworld—widebirthcontrolprogramliesinthefactthatofficialattitudestopopulationgrowthvaryfromcountrytocountrydependingonthelevelofindustrialdevelopmentandtheavailabilityoffoodandrawmaterials.Inthedevelopingcountrywhereavastlyexpandedpopulationispressingharduponthelimitsoffood,spaceandnaturalresources,itwillbethefirstconcernofgovernmenttoplacealimitonthebirthrate,whatevertheconsequencesmaybe.Inthehighlyindustrializedsocietytheproblemmaybemorecomplex.Adecreasingbirthratemayleadtounemploymentbecauseitresultsinadecliningmarketformanufacturedgoods.Whenthepressureofpopulationonhousingdeclines,pricesalsodeclineandthebuildingindustryisweakened.Facedwithconsiderationssuchasthese,thegovernmentofadevelopedcountrymaywellprefertoseeaslowlyincreasingpopulation,ratherthanonewhichisstableorindecline. Accordingtothepassage,alargepopulationwillprovideachancefor ABtransportCDnationalInadevelopedcountry,peoplewillperhapsgooutofworkifthe AgoesBisCremainsDisoutof AadevelopedBadevelopingCeverynationwithabigDeverynationwithasmallItisnoeasyjobtocarryoutageneralplanforbirthcontrolthroughouttheworld.AtherearetoomanyunderdevelopedcountriesintheTherocketengine,withitssteadyroarlikethatofawaterfallorathunderstorm,isanimpressivesymbolofthenewspaceage.Rocketengineshave1_powerfulenoughtoshootastronautsbeyondtheearth’sgravitationalpulland2themonthemoon.WehavenowbecometravelersImpressiveandcomplex3itmayappear,therocket,whichwasinventedinChinaover800years4,isarelativelysimpledevice.Fuelthatis5intherocketenginechangesintogas.Thehotandrapidly6gasmustescape,butitcandosoonlythroughanopeningthat7backward.Asthegasisradiatedwithgreatforce,it8therocketintheoppositedirection.Likethekickofagunthatitisfired,it9thelawsofnaturedescribedbySirIsaacNewtonwhenhediscoveredthat“foreveryaction,thereis10equalandoppositereaction.”A.thatB.soC.asA.noB.anC.another15023請保持安靜45 Slipcarefully Suspensionof Outof Wetpaint HouseTo在明朝和清朝時期（theMingandQingDynasties）特別流行。人們常用剪紙美化居家環(huán)境。特別是第二題，BCADBDBBAC1【答案】Dpowerful作表語故應(yīng)填系詞。shown不是系詞；beenappeared雖可作系詞但與句意不符；而proved可作系詞，意為“證明是”，符合句意?！敬鸢浮緽landon“使……著陸”,sendtakecarry“把……送到……上去”時,常接介詞to,故應(yīng)選land.”一般過去時，故應(yīng)選D.ago?！敬鸢浮緾【解析】faces“朝著”,PapercuttingisoneofChina’smostpopulartraditionalfolkarts.Chinesepapercuttinghasahistoryofmorethan1,500years.ItwaswidespreadparticularlyduringtheMingandQingDynasties.Peopleoftenbeautifytheirhomeswithpapercuttings.DuringtheSpringFestivalandweddingcelebrations,inparticular,