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—　　　do you have an Art Festival in your school? —Once a year.
#56324
A
How long
B
How often　
C
How far
D
How soon
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You will achieve nothing _        you work hard.
#58380
A
if
B
unless
C
when
D
that
Bill won’t make any progress ______ he studies harder than before .
#57126
A
if
B
when
C
because
D
unless
You can choose to watch TV at home _______ go shopping with me.
#57418
A
and
B
but
C
so
D
or
Money is very important, ________ it is not the most important thing.
#57667
A
or
B
and
C
but
D
so
Jack,          ., or you will get heavier.
#57407
A
doesn't play sports any more
B
doesn't eat so much meat
C
don't play sports any more
D
don't eat so much meat