By the end of last week 611 people from 49 countries( )to attend the meeting,with nearly
half coming from Germany.A.had registered.B.have registered.C.registered.D.were registered为什么选A不选B?
人气：494 ℃ 时间：2020-03-29 05:17:13
解答
因为 By the end of last week 是过去的过去发生的事情,现在来陈述的话就只能用过去完成时.而B选项是现在完成时.
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