问题
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【C10】A.HaveB.HadC.HavingD.Had been
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According to Federal health officials, the fact that more West Nile cases have been report
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How many schools offices of officials have been padlocked by the students?A.8,500.B.160.C.
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Who escaped the crash alive?A.The pilot.B.The mechanic.C.The senior official.D.The local j
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Officials found that Sandy had managed to flood subway becauseA.a bundle of lumber hit thr
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【C8】A.have keptB.had keptC.have been keepingD.had been keeping