Don’t turn off the computer before closing all programs you could have problems
#86872
A
or
B
and
C
but
D
so
推荐题目
--The mistake_____, I had been more careful.---But you weren’t at that time.
#86594
A
might have avoided
B
would avoid
C
would be avoided
D
might have been avoided
It has been announced that candidates ______ remain in their seats until all the papers have been collected.
#90070
A
can
B
will
C
may
D
shall
We would have to put off the visit to the Water Cube________ it rain tomorrow.
#86600
A
Would
B
Were
C
Should
D
Could
Why ____it get colder when we go up a mountain ?We are getting nearer to the sun !
#89829
A
ought to
B
would
C
should
D
must
His parents meant him_____________ scientific research, but he showed no interest and turned poet.
#89322
A
going in for
B
to have gone in for
C
to go in for
D
having gone in for