--Don't be so disappointed.I’m sure that you can do better in the next exam. --Yes, but I ____ this time.
#89035
A
should be more careful
B
could be more careful
C
should have been more careful
D
must have been more carefully
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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
Tom’s mother often requires that he more time in studying English every day．
#89977
A
spend
B
spends
C
spending
D
spent
I was really anxious about you. You＿＿＿home without a word.
#89626
A
mustn’t leave
B
shouldn’t have left
C
couldn’t have left
D
needn’t leave
(2009·江苏高考)He did not regret saying what he did but felt that he________it differently.
#86527
A
could express
B
would express
C
could have expressed
D
must have expressed