--- How did you like the concert last night? --- I enjoyed it very much, but the dancers ______ a better job.
#87729
A
could have done
B
couldn’t have done
C
could do
D
had done
推荐题目
If human beings had been a bit less greedy and cruel, more birds and animals _______dying out.
#89245
A
ought to avoid
B
could have been avoided
C
should have avoided
D
might have avoided
If people ______virtual reality holidays, we ______ on an around-the-world tour．
#87555
A
invent; go
B
invented; had gone
C
invent; have gone
D
invented; would go