◎ 题干
In order to catch up with her classmates, _____.
A.a lot of books were bought by Mary’s mother
B.Mary’s father helped her with her lessons
C.Mary worked hard at her lessons around the clock
D.Mary’s classmates helped her a lot
◎ 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 order to catch up with her classmates, _____.A.a lot of books were bought by Mary’s mother B.Mary’s father helped her with her lessonsC.Mary worked hard at…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。