Go to the Olympic Center by underground instead, ______ you’ll be late for the match.
#56555
A
and
B
unless
C
but
D
or
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—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