2019年mpa考试英语真题——虚拟语气830

{01}—My goodness! The accident might not have happened if we had done it more carefully.
—But we       . A.haven’t B.wouldn’t C.hadn’t D.didn’t 解析：考查时态。根据题中用了过去事实相反的虚拟语气，故可知用一般过去时，选D。
本题选D。
{02}----- You shouldn’t have talked back to our teacher like that. It was awfully impolite.
----- You are right. I _________ crazy at that moment. A.could have been B.can be C.must have been D.should have been 解析：对过去事情的猜测用must have done
本题选C。