(2013·高考北京卷)Don’t turn off the computer before closing all programs，________you could have problems.
#30670
A
or
B
and
C
but
D
so
推荐题目
The UN officials say it could be many weeks and even months ____ a deal is reached．
#33995
A
before
B
after
C
when
D
as
Children in that kindergarten are sometimes asked to sit on their hands ______listening to the teacher.
#31671
A
while
B
though
C
after
D
during
____ to America, her parents have not heard from her.
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A
Because she went
B
After she went
C
When she went
D
Since she went
He told me that he was into many sports swimming, shooting and skating.
#31815
A
as
B
for example
C
such as
D
such like