题目内容
The invention of artificial hearts marked a turning point in the battle ________ heart disease.
| A.among | B.for |
| C.against | D.between |
C
C 句义:人造心脏的发明标志着同心脏病做斗争的一个转折点。考察介词,against逆着,对着,反对;the battle against heart diease。
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