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
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“Show me your permit, please.” “Oh, it’s not in my pocket. It ______.”
#89543
A
might fall out
B
could fall out
C
should have fallen out
D
must have fallen out
I my homework yesterday, but unfortunately I forgot about it totally.
#87193
A
need have handed in
B
should have handed in
C
must have handed in
D
may have handed in
I should very much like to have gone to the party, but ______.
#87309
A
I'm not invited
B
I won't be among the invited
C
they won't invite me
D
they didn't invite me
He _______ Shanghai, for I saw him talking with the headmaster a moment ago.
#90144
A
must have gone to
B
can’t have gone to
C
mustn’t have been to
D
can’t have been to
This cake is very sweet. You _____ a lot of sugar in it.
#90559
A
should put
B
could have put
C
might put
D
must have put