The invention of artificial hearts marked a turning point in the battle ________ heart disease.
#14703
A
among
B
for
C
against
D
between
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My boss asked me if there was_______ in today's newspaper.
#56948
A
anything new
B
new anything
C
something new
D
new something
Will you see____ he can return the book to me?
#17093
A
it
B
it to
C
what
D
where
 ---Who broke the window?---_____.
#17015
A
I found
B
I did
C
I find
D
I do