--- Jack fell off the ladder yesterday，but he is all right now. ---What a lucky dog! He ________himself badly.
#86414
A
should injure
B
might injure
C
should have injured
D
could have injured
推荐题目
----Mary broke up with me!----You ______ have forgotten about the Valentine's Day．
#86982
A
shouldn't
B
couldn't
C
needn't
D
mustn't
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 old worker insisted that he________ old, and________ back to the working post again.
#86847
A
wasn’t; were sent
B
be not; send
C
wasn’t; be sent
D
isn’t; sent
We _____ live in a small flat but last year we bought a house.
#88071
A
would
B
had to
C
used to
D
ought to
Sir, you ______be sitting in this waiting room. It is for women and children only.
#89348
A
mustn’t
B
can’t
C
won’t
D
needn’t