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She is very happy ______ she has got many good friends.
#55998
A
or
B
because
C
unless
D
so
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We didn’t start our discussion _____ everybody arrived.
#58329
A
since
B
if
C
while
D
until
Learn hard, or you _______ pass the exam.
#57582
A
will
B
don’t
C
won’t
D
can
This is a cheap and simple process(过程), ____ ,there are dangers.
#55625
A
but
B
so
C
because
D
However
 The weather is hot, ____ the man is still wearing his coat.
#58457
A
and
B
but
C
so
D
in
—Tom, you look tired this morning. What’s wrong?—I was so busy that I didn’t go to bed _____ 12 o’clock last night.
#58255
A
until
B
when
C
though
D
unless