(2013·北京，35)—You needn't take an umbrella.It isn't going to rain.—Well, I don't know.It________do.
#62496
A
might
B
need
C
would
D
should
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--- Listen! David is talking happily with his mother in the next room. --- It ______ be his mother. She has gone to Yunnan to be a volunteer doctor.
#77427
A
should
B
must
C
can’t
D
mustn’t
I told Sally how to get here, but perhaps I ______for her.
#63022
A
had to write it out
B
must have written it out
C
should write it out
D
ought to have writte it out
He _____ be really difficult at times even though he ,generally speaking, is a nice person.
#63426
A
can
B
should
C
shall
D
must
—Must I return the book this week?— No, you ____. You can ____ it for 20 days.
#75821
A
mustn't: keep
B
needn't; borrow
C
needn't; keep
D
mustn't; borrow