—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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The light is out in her room. She ___ to bed.
#88959
A
can’t go
B
can’t have gone
C
must have gone
D
has gone
He___ have attended the meeting this morning. He has been staying at my home for a whole day.
#88533
A
can’t
B
mustn’t
C
shouldn’t
D
needn’t
I suggested that he _____ the manager before he decided.
#87334
A
telephoned
B
would telephone
C
telephone
D
had to telephone