1)amachinebeensoefficientandaccurateastheelectroniccomputer.A.MorethaneverbeforeB.NeverbeforehasC.Inthepast,thereneverhasD.Formerlythereneverwas2)Neverasbadasitisnowinthiscity.A.airpollutionhasbeenB.h
<p>问题：1)amachinebeensoefficientandaccurateastheelectroniccomputer.A.MorethaneverbeforeB.NeverbeforehasC.Inthepast,thereneverhasD.Formerlythereneverwas2)Neverasbadasitisnowinthiscity.A.airpollutionhasbeenB.hasbeenai<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">刘秉刚的回答：<div class="content-b">网友采纳 1.B2.C3.D4.D5.楼主应该打错了,答案是arevisitorsallowed6.D7.B8.C9.D10.C11.A12.A除了3,4,10题只是70%确定,其他题错了你可以骂我.1.amachine后面不可能直接加been,所以必为半倒装句型,所以空白处一定是否...
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