◎ 题干
Doing well in the exams calls for hard work.That's to say, you can't always ________ luck.
[     ]
A. call on  
B. rely on
C. carry on  
D. take on
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Doing well in the exams calls for hard work.That's to say, you can't always ________ luck.[ ]A. call onB. rely onC. carry onD. take on…”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。