—What a pity! Their experiment is a failure.—They ________ better under more favorable conditions.
#86419
A
should have done
B
could have done
C
must have done
D
may have done
推荐题目
Mr. Brown, a good friend of mine, __________ us but that he was short of money at the time.
#89710
A
would help
B
would have helped
C
had helped
D
helped
—Do you think George has passed the driving test?—No. If so, he _____his car to our college yesterday.
#86868
A
would drive
B
drove
C
would have driven
D
had driven
— It’s raining heavily and we can’t go climbing today.— If only the weather _______ fine.
#86876
A
were
B
is
C
would be
D
had been
I’d rather you did some housework when you are free ,but you _________.
#89305
A
didn’t
B
shouldn’t
C
weren’t
D
don’t
(2013·哈尔滨四校高三统一检测)Look! There are so many mistakes in your composition. You ________ have fixed full attention on it.
#86572
A
can
B
should
C
need
D
might