The invention of artificial hearts marked a turning point in the battle ________ heart disease.
#14703
A
among
B
for
C
against
D
between
推荐题目
From________seemed to be a great distance，he smiled at her，and she smiled，too．
#16135
A
it
B
that
C
what
D
which
—Look at your hands, John. ______ of them is clean.—OK, I’ll wash them at once.
#57517
A
Neither
B
None
C
Both
D
Either
We’ll never forget this terrible accident and the damage_______has caused to the area.
#15525
A
that
B
what
C
it
D
one
If our parents do everything for us children, we won’t learn to depend on___________
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A
themselves
B
them
C
us
D
ourselves
I don’t like to travel to big cities, because to me, one city is much like ________.
#16796
A
one
B
another
C
the other
D
others