---Is the girl in the red skirt your sister?---No. It _______ be her. She has flown to Australia.
#75610
A
can’t
B
needn’t
C
must
D
may
推荐题目
It is strange that he _________ in such an important examination .
#63158
A
failed
B
should fail
C
should have failed
D
fails
What's wrong with your car? - Well, as you know, cars usually_______ start in winter.
#75329
A
don't
B
shan't
C
can't
D
won't
—Has Mr.Tom White arrived ? ---- Yes ,already . ______he wait outside or just come in ?
#62772
A
Shall
B
May
C
Could
D
Must
If prices rise too high, the government has to do something _________ it.
#77944
A
stop
B
stopped
C
stopping
D
to stop
When we were young, every evening my brother and I ______ stay at home waiting for our mother.
#63641
A
would
B
might
C
should
D
could