has / have done →has / have been done 常搭配的时间状语:lately, recently, in/over/during the past/last few days, these days, so far, by now, up to now, till now,… 1.这是到这个学校以来,我出席的最重要的讲座。 It is the most important lecture that I ...
6.We wouldn’t have had to be in such a hurry if we had known the meeting___. A.was to put off B.was to be put off C.put off D.had put off 【解析】 此题考查使用be+不定式表将来意义的能力。本句整体为与过去相反的虚拟条件句,know后跟从句且表示“会议将被...
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