It is known to all that ____ you exercise regularly, you won’t stay healthy.
#31547
A
because
B
unless
C
now that
D
in case
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_______ I accept the gift or refuse it is none of your business.
#31647
A
If
B
Whether
C
Even if
D
No matter when
Hard _____ he tried, he failed to catch up with the first runner.
#32786
A
although
B
as
C
while
D
when