---- How long do you think it is______ he arrived here?---- No more than half a year, I believe.
#57595
A
when
B
that
C
before
D
since
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—What kind of movies do you like?—I like comedies, ______ I don’t like documentaries.
#58483
A
so
B
or
C
but
D
because
Everything_______ well, and everyone ______ a good time.
#55705
A
go, have
B
go , has
C
goes, have
D
goes, has
The rivers will become dirtier and dirtier ______ we take action to protect them.
#56392
A
since
B
if
C
until
D
unless
My friend’s flight had taken off _________ I got to the airport to see him off.
#56042
A
while
B
after
C
before
D
until