1.A_________gainorprofitistheactualgainafterallworkingexpenseshavebeenpaid.
　　A.gross
　　B.net
　　C.positive
　　D.negative

　　2.Abetterworkingenvironmentimprovespeople'sperformance,and _________productivity.
　　A.furthermore
　　B.hence
　　C.moreover
　　D.even

　　3.Acompletelynewsituationwill________whentheexaminationsystemcomesintoexist-ence.
　　A.rise
　　B.arise
　　C.raise
　　D.arouse

　　4.Acorkwill________inwater,butastonesinks.
　　A.fly
　　B.flow
　　C.float
　　D.drift

　　5.Adarksuitispreferable_________alightoneforeveningwear.
　　A.to
　　B.than
　　C.for
　　D.against

　　6.Adeputydirectorwillbe_________thewholefactorynextweekwhenthedirectorisawayforamonth.
　　A.infavorof
　　B.inchargeof
　　C.inplaceof
　　D.onbehalfof

　　7.Afewminutesaftertheplanehadtakenoff,it_________totheground,
　　A.crashed
　　B.crushed
　　C.dashed
　　D.flashed

　　8.Afriendshipmaybe_________,casual,situationalordeepandlasting.
　　A.identical
　　B.original
　　C.superficial
　　D.critical

　　9.Agoodnewspaperpublishesboth__________andforeignnews.
　　A.current
　　B.latest
　　C.recent
　　D.domestic

　　10.Agoodteachermustknowhowto_________hisideas.
　　A.convey
　　B.display
　　C.consult
　　D.confront

　　11.Agoodwayto________alanguageistoliveinthenativeculturewiththenativespeakers.
　　A.require
　　B.acquiree
　　C.inquire
　　D.sustain

　　l2.Agreatmanypeopleareoftenwillingtosacrificehigherpayforthe_________ofbecomingwhitecollarworkers.
　　A.privilege
　　B.advantage
　　C.profit
　　D.preference

　　13.Ahushfellovertheguestswhohad_________fortheweddingcelebration.
　　A.assembled
　　B.participated
　　C.attended
　　D.summoned

　　14.AKoreanmanufacturerhas_________usapricetenpercentlowerthanyours.
　　A.referred
　　B.offered
　　C.gave
　　D.told