—I don’t suppose they could have finished their experiment, they?— , they are still doing it in the lab.
#87846
A
could; Yes
B
didn’t; No
C
have; No
D
couldn’t; Yes
推荐题目
You didn’t let me drive. If we _______ in turn, you _______ so tired.
#87398
A
drove; didn’t get
B
drove; wouldn’t get
C
were driving; wouldn’t get
D
had driven; wouldn’t have got
We __________ so tired. We've only been to a party.
#90010
A
mustn't have felt
B
wouldn't have felt
C
shouldn't have felt
D
couldn't have felt
The poor boy _____ the test again; in that case, his mother will be very disappointed.
#90149
A
must have failed
B
might fail
C
could have failed
D
should fail
The little child _______ go home alone at night.
#89814
A
wasn’t dare
B
dared not
C
dared not to
D
don’t dare
The rule demands that everyone ______ quiet in the school library.
#86874
A
keeps
B
keep
C
will keep
D
should be kept