◎ 题干
He was proud of being chosen to participate in the game and he ______ us that he would try as hard as possible.
a. insured                            b. ensured                     c.  assumed                 d. assured
◎ 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“He was proud of being chosen to participate in the game and he ______ us that he would try as hard as possible. a. insured b. ensured c. assumed d. assured…”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。