The pupils hurried to the classroom______ the bell rang.
#57957
A
until
B
as soon as
C
if
D
so that
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They will lose the game ______they try their best.
#55457
A
unless
B
when
C
since
D
after
_______ he exercises every day, _______ he is very healthy. 
#56615
A
Though; /
B
Because; through
C
Because; /
D
Because; so