_______ they are twin brothers, they don’t look like each other.
#58497
A
Though
B
Since
C
However
D
When
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Run for more than half an hour every day, ________ you can lose your weight easily.
#55293
A
or
B
and
C
but
D
unless
He met many problems ______ he was going over his lessons.
#58104
A
before
B
as soon as
C
since
D
while