We’ll have a picnic in the park this Sunday _________ it rains or it’s very cold.
#79994
A
since
B
if
C
unless
D
until
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____ I understood very little French, I couldn’t follow their conversation.
#32763
A
Although
B
Unless
C
Since
D
Before
(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
——Haveyou got the results of the final exam?——Not yet. I’m afraid it will be a few days we know the final results.
#33363
A
before
B
after
C
until
D
when
It's really very dangerous.One more step，________ the baby will fall into the well.
#30469
A
or
B
so
C
but
D
and