◎ 题干
I work very hard because I don't want to _____.

[     ]

A. let my parents down
B. let down them
C. let my parents to be disappointed
D. let my parents go
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I work very hard because I don't want to _____. [ ]A. let my parents down B. let down them C. let my parents to be disappointed D. let my parents go …”主要考查了你对  【动词短语】  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。