If human beings had been a bit less greedy and cruel, more birds and animals _____dying out.
#89442
A
ought to avoid
B
could have been avoided
C
should have avoided
D
might have avoided
推荐题目
The teacher requested that we ______ the classroom after using it.
#87265
A
cleaned
B
cleaning
C
to clean
D
clean
---Is Jack still asleep in class?---I think he _______ be criticized if he goes on with it.
#86923
A
need
B
shall
C
can
D
would
When Marx was in London, he _____ read at the library for hours.
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A
would
B
might
C
could
D
should
When I first met him, it seemed as if he______food for days.
#87114
A
did not eat
B
had not eaten
C
was not eating
D
would not have eaten
—Thank you very much for giving me a hand when I was in trouble.—Don’t mention it. I only did what anyone else ______ in my place.
#87007
A
must do
B
might do
C
would have done
D
can have done