主讲教师：林斌北京八十中学英语特级教师
题一：Mary was badly ill, otherwise she ______.
A. would have attended B. must have attended
C. could attend D. would attend
题二：They must have enjoyed themselves there, otherwise they ______so long.
A. can’t have stayed B. wouldn’t have stayed
C. can’t stay D. wouldn’t stay
题三：You did turn in your report on time, but it______better, you know.
A. could be done B. must be done
C. could have been done D. must have been done
题四：—Jenny took the 8:00 bus to Shanghai this morning.
—Really? She_______the 9:00 train. It’s much more comfortable and safer to travel by train.
