It will be at least three years _______ we get to meet again.
#33328
A
before
B
after
C
since
D
when
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We don’t doubt _____ he can do a good job.  
#34097
A
whether  
B
that  
C
how
D
why
________ we know, the moon goes around the sun.
#32297
A
As long as
B
As far as
C
As much as
D
As soon as