—Which is the biggest number of the four?— ．
#77587
A
One-third
B
Two-thirds
C
A half
D
A quarter
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-Look at the picture on the wall. It be David's.-Yes, his name is on the first page.
#74614
A
can
B
can't
C
must
D
mustn't
-- Look at that girl. Is it Susan?--No, it _______ be her. She has gone back to her home town .
#76266
A
can't
B
mustn't
C
needn't
D
may not.
Given that (鉴于) you feel so stressed , you _____ as well take a weekend break to relax yourself.
#63292
A
may
B
should
C
had better
D
ought to
---Where’s Lucy? ---I’m not sure. She ________ in the school library.
#76767
A
maybe
B
must be
C
may be
D
will be