I.MatchthewordsincolumnAwiththedefinitionsincolumnB.（请将A栏的单词和B栏的意思配对）ColumnAColumnB(一)（）1.hushA.shinelighton（）2.illumineB.reduceorstopthesoundof（）3.trailC.formorbendintoaloop（）4.loopD.beorbecomesilent（）5.muteE.sitorfalldownheavily（）6.dissolveF.extendoverasurface（）7.slumpG.extraordinary;veryattractiveorimpressive（）8.spectacularH.fadeawayordisappear(二)（）1.spanA.maintainingorbeingmaintained（）2.hikeB.tothepoint;related(followedbyto)（）3.maintenanceC.noteasilyseenorunderstood;notwell-known（）4.contendD.suddenincreaseorgrowth（）5.pertinentE.extendacrossinspaceortime（）6.obscureF.happenagainorrepeatedly（）7.boomG.goforalongwalk（）8.recurH.struggleorcompete(三)（）1.decreaseA.athingthatisinthewayofsb/sth（）2.promoterB.adeathcausedbyaccidentorinwar.（）3.lucrativeC.becomeormakesthsmallerorfewer（）4.manufactureD.supporterofsth（）5.rotateE.grouptogether（）6.bunchF.make(goods)onalargescaleusingmachinery（）7.fatalityG.moveormake(sth.)moveincirclesaroundacentralpoint（）8.obstructionH.producingmuchmoney;profitable(四)（）1.courteousA.questiontodecideifsb.isrightforajob（）2.deadlineB.questionintensely;cookunderoroverdirectheat（）3.employmentC.tolookintoprivatefactsaboutaperson（）4.interviewD.politeandrespectful,well-mannered（）5.blurtE.anoccupation,esp.regularpaidwork（）6.endeavorF.utterabruptlyandthoughtlessly（）7.pryG.atimelimitbywhichsth.mustbedone（）8.grillH.aneffortorattempttodosth.II.Fillintheblankswiththegivenwords,changetheformifnecessary.（请用括号里的单词的正确形式填空）1.Thefirstsatellitedesignedtodeterminethe_________ofanall-weatherglobalnavigationsystemforshipsandaircraftwaslaunchedbytheUnitedStatesonApr.13,1960.(feasible)2.Aspartofaneffortto______theirservicetoallpotentialusers,publiclibrariesintheUnitedSatesandCanadanormallyincludeforeign-languagematerialsintheircollections.(expansion)3.We_______havenoplanstoexpandourbusinessoverseas,butthatmaywellchangeinthefuture.(p