–May I go to the concert with you?– I’m afraid not ______you have a ticket, because I have only one.
#56155
A
since
B
if
C
unless
D
though
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The boy ___________ go to bed _________ his mother came back.
#58156
A
won’t ; until
B
didn’t ; until
C
will ; until
D
won’t ; before
-- I’ll give the boys _____ to eat.        
#58550
A
something healthy
B
healthy something
C
anything healthy
D
healthy anything
It _______ them two weeks _______ the computer last year.
#58490
A
takes; to work on
B
spends; working on
C
took; to work on
D
spent; working on