I was watching the news on TV ________ the power went off.
#32498
A
when
B
as
C
while
D
until ．
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. It is only when we cannot see clearly _____ we come to see ______ important our eyes are.
#34306
A
that; what
B
which; what
C
that; how
D
which; how
We should be able to do the job for you quickly, ____________ you give us all the necessary information.
#32371
A
in case
B
so long as
C
if only
D
so far as
He made a mistake, but then he corrected the situation _ it got worse.
#31239
A
until
B
when
C
before
D
as
He was about to tell me the secret _________ someone patted him on the shoulder.
#31950
A
as
B
until
C
while
D
when
How did you manage to get to school on time ______ you missed the school bus?
#79910
A
when
B
if
C
once
D
because