◎ 题干
— ____ helps others will be helped.
— So I'm thankful to and try to help ____ has helped us.
A. Whoever; whomever
B. Who; whoever
C. Whoever; whoever
D. Who; whomever
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— ____ helps others will be helped.— So I'm thankful to and try to help ____ has helped us.A. Whoever; whomever B. Who; whoever C. Whoever; whoever D. …”主要考查了你对  【连接代词】【主语从句】【宾语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。