英语四级完形填空解析

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1、英语四级完形填空解析Fromchildhoodtooldage，wealluselanguageasameansofbroadeningourknowledgeofourselvesandtheworldaboutus.Whenhumansfirst1，theywerelikenewbornchildren，unabletousethis2tool.Yetoncelanguagedeveloped，thepossibilitiesforhumankindsfuture3andculturalgrowthincreased.Manylinguistsbelievethatevol

2、utionis4forourabilitytoproduceanduselanguage.They5thatourhighlyevolvedbrainprovidesus6aninnatelanguageabilitynotfoundinlower7.Proponentsofthisinnatenesstheorysaythatour8forlanguageisinborn，butthatlanguageitselfdevelopsgradually，9afunctionofthegrowthofthebrainduringchildhood.Thereforethereare

3、critical10timesforlanguagedevelopment.Current11ofinnatenesstheoryaremixed，however，evidencesupportingtheexistenceofsomeinnateabilitiesisundeniable.12，moreandmoreschoolsarediscoveringthatforeignlanguagesarebesttaughtin13grades.Youngchildrenoftencanlearnseverallanguagesbybeing14tothem，whileadul

4、tshaveamuchhardertimelearninganotherlanguageoncethe15oftheirfirstlanguagehavebecomefirmlyfixed.16someaspectsoflanguageareundeniablyinnate，languagedoesnotdevelopautomaticallyinavacuum.Childrenwhohavebeen17fromotherhumanbeingsdonotpossesslanguage.Thisdemonstratesthat18withotherhumanbeingsisnec

5、essaryforproperlanguagedevelopment.Somelinguistsbelievethatthisisevenmorebasictohumanlanguage19thananyinnatecapacities.Thesetheoristsviewlanguageasimitative，learnedbehavior.20，childrenlearnlanguagefromtheirparentsbyimitatingthem.Parentsgraduallyshapetheirchild’slanguageskillsbypositivelyrein

6、forcingpreciseimitationsandnegativelyreinforcingimpreciseones.1.A.generatedB.evolvedC.bornD.originated2.A.valuableB.appropriateC.convenientD.favorite3.A.attainmentsB.feasibilityC.entertainmentsD.evolution4.A.essentialB.availableC.reliableD.responsible5.A.confirmB.informC.claimD.convince6.A.f

7、orB.fromC.ofD.with7.A.organizationsB.organismsC.humansD.children8.A.potentialB.performanceC.preferenceD.passion9.A.asB.justasC.likeD.unlike10.A.ideologicalB.biologicalC.socialD.psychological11.A.reviewsB.referenceC.reactionD.recommendation12.A.Inaw