The doctor says that you will end up in hospital _________ you go on smoking like that.
#56599
A
unless
B
if
C
because
D
until
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The Nanjing Yangtze River Bridge is still very strong, ___________ it is almost 43 years old.
#58225
A
although
B
but
C
so
D
because
—Mom, can I watch TV?—Yes, but you must do your homework _________ you can watch it.
#55399
A
before
B
after
C
because
D
or
----May I go swimming this afternoon? ----I'm afraid not _______ you have finished your homework.
#55714
A
unless
B
because
C
if
D
though