--It is a long time ______ I saw you last year. --Yes. And it will be some time ______ we see each other again.
#30917
A
when; after
B
after; when
C
since; before
D
before; since
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we are alive , we can make it through through this natural disaster
#31343
A
Even if
B
As soon as
C
As if
D
so long as
There is still much to discuss；________，we shall return to this topic at the next meeting.
#30470
A
yet
B
therefore
C
otherwise
D
however
__ unemployment and crime are high, it can be assumed that the latter is due to the former.
#80573
A
Before
B
Where
C
Unless
D
Until
I have a tight budget for the trip, so I'm not going to fly _ the airlines lower ticket prices.
#31637
A
once
B
if
C
after
D
unless