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...