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The elderly people still prefer to live in the countryside, ________ city life is considered as convenient and fast.
#30290
A
while
B
unless
C
though
D
as
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      time passed, however, the carnival period was extended.
#30890
A
As
B
when
C
while
D
since
______ there are only five minutes to go, I’ll talk about the project short.
#79831
A
As if
B
Even if
C
Because of
D
Now that
We had just covered a distance of three miles        the engine         and the car came to a stop
#32692
A
then; was broken
B
when; broke down
C
until; was failed
D
since; burst out
 　　　　, you should keep it a secret; or you will ruin our plan.
#30593
A
If asking
B
If asked
C
If to ask
D
If being asking
That’s all for the introduction to your arrangements these days. So now ______ there are any questions, I’d like to go ahead and start the first video.
#31607
A
if
B
unless
C
until
D
though