专四专八考试专四考试易错题(2018/5/30) |
第1题:IamsureMaryhasbeenhereand.() B.hasdonewhatrequiredher C.hasdonewhatwas,requiredofher D.didwhathasbeenrequiredofher |
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第2题:Weleftthemeeting,thereobviouslynopointinstaying.() A.were B.being C.tobe D.having |
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第3题:Themoreacidyouaddtothesolution,itbecomes.() A.cloudier B.thecloudiest C.morecloudy D.thecloudier |
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第4题:Theshophassoldmanyrefrigeratorsofthiskindandtherestonsaletoday.() A.is B.has C.have D.are |
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第5题:Themillionsofcalculationsinvolved,byhand,wouldhavelostallpracticalvaluebythetimetheywerefinished.() A.hadtheybeendone B.theyhadbeendone C.havingbeendone D.theyweredone |
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