A lot of revolutionaries their own lives for the liberation of our country.A.dev
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A lot of revolutionaries _____ their own lives for the liberation of our country.
A.devoted
B.sacrificed
C.contributed
D.delivered
试题答案
B
考查单词意思，devote意思“奉献”， sacrificed意思“牺牲”， contributed意思“贡献出”， delivered意思“传送”，句子意思“许多革命者为了我们国家的解放牺牲了他们的生命”可知选B