About 75% percent of the students can go swimming ____the rest can't.
#55632
A
while
B
and
C
so
D
or
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You will fall behind others _______ you work hard. 
#55999
A
until
B
when
C
after
D
unless
It’s very nice ____ some money to me .
#57699
A
of you to lend
B
for you to lend
C
for you to borrow
D
of you to borrow