The medicine works more effectively_____you drink some hot water after taking it.
#80414
A
as
B
until
C
although
D
if
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Many of them didn’t follow his advice, ______ they knew it to be useful.
#31809
A
as if
B
even though
C
so that
D
because of
_______ he lives in a rich family, he started from the lowest position as an ordinary worker to make his living.
#31641
A
While
B
Unless
C
As
D
Since