(2013·潍坊高考模拟)Air pollution is getting more and more serious，so we must take action________it is too late.
#30055
A
before
B
after
C
until
D
when
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---How do you think I can make up with Qiong? ---Put aside_____ you disagree and try to find_____ you have in common.
#79675
A
what, what
B
where, what
C
what, whether
D
where, whether
She had just finished her homework ____ her mother asked her to practice playing the piano yesterday.
#80603
A
when
B
while
C
after
D
since
The car accident happened _____ his car was out of order ___ I can’t drive.
#32832
A
not that; but that
B
not only; but also
C
not because; but because
D
not because; but as
It's really very dangerous.One more step，________ the baby will fall into the well.
#30469
A
or
B
so
C
but
D
and