◎ 题干
In such a fierce competition, a person has to make every effort if he_______.
A.has succeededB.would succeedC.will succeed D.is to succeed
◎ 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“ In such a fierce competition, a person has to make every effort if he_______.A.has succeededB.would succeedC.will succeed D.is to succeed…”主要考查了你对  【动词短语】【动词】  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。