Tom _____ full marks, but he was too careless and made a spelling mistake.
#86664
A
could gain
B
could have gained
C
must have gained
D
must gain
推荐题目
She is a bit shy and _______ stand up and answer the teacher’s questions.
#87945
A
dares not
B
doesn’t dare
C
dare not to
D
dares not to
You have a big mouth,Tom. You        have told everybody the secret.
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A
shouldn’t
B
mustn’t
C
can’t
D
mightn’t
(2009·江苏高考)He did not regret saying what he did but felt that he________it differently.
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A
could express
B
would express
C
could have expressed
D
must have expressed