Don’t turn off the computer before closing all programs, _________ you could have problems.
#30878
A
or
B
and
C
but
D
so
推荐题目
(2013·扬州一中三模)—How do you think I can make up with Johnson?—Set aside ________ you disagree and try to find ________ you have in common.
#30557
A
what; what
B
where; what
C
what; which
D
where; which
It doesnt matter ________ you pay by cash or credit card in this store.
#30822
A
how
B
whether
C
what
D
why
—Can a person enjoy the pleasure from his work?—________ he can have his interests and the work combined.
#30245
A
Although
B
Since
C
While
D
Unless
I was about to get on the bus ____someone called me from behind.
#33059
A
until
B
whether
C
while
D
when