◎ 题干
It's not easy to learn English well. ________as much as possible is necessary.
[     ]
A. Having read    
B. Read
C. Reading    
D. To have read
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“It's not easy to learn English well. ________as much as possible is necessary. [ ]A. Having readB. ReadC. ReadingD. To have read…”主要考查了你对  【动名词】  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。