—I _____ thank you enough for what you have done for me. —You’re welcome.
#87895
A
may not
B
will not
C
must not
D
can not
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—You___________ stop me. —Even if you __________it, I won't allow you to swim across the river.
#89419
A
mustn’t; dare not do
B
may; dare not do
C
can; dare to do
D
needn't; dare do
Nancy was very disappointed to hear the news. I wish I her about that.
#87424
A
hadn’t told
B
didn’t tell
C
wouldn’t tell
D
can’t tell
There was a lot of fun at yesterday's party.You ________ come，but why didn't you?
#86629
A
must have
B
should
C
need have
D
ought to have
---Look at these tracks. It _____ be a wolf.” ---Don’t be so sure. I think it _____ be a fox.
#87712
A
must; could
B
may; might
C
need; must
D
could; need