To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.
#89113
A
could
B
might
C
would
D
must
推荐题目
The space suits can be adjusted so that the team can reproduce different levels of gravity as if they________in space.
#86407
A
are
B
has been
C
were
D
had been
If there were no exams and parents meetings, high school life __ much enjoyable.
#87166
A
will be
B
must be
C
would be
D
would have been
Are you still here? You ______ home hours ago.
#89553
A
should go
B
should have gone
C
might go
D
may have gone
(2012·全国卷Ⅰ)I ________ use a clock to wake me up because at six o'clock each morning the train comes by my house.
#86531
A
couldn't
B
mustn't
C
shouldn't
D
needn't
With all his money, he _________ worry about a little thing like 5 cents!
#86952
A
can
B
must
C
may
D
should