问题
选择题
The invention of artificial hearts marked a turning point in the battle ________ heart disease.
A.among
B.for
C.against
D.between
答案
答案: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。