◎ 题干
It's very difficult to learn English well, but you can't              
[     ]

A. put it up        
B. take it up      
C. look it up        
D. give it up

◎ 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“It's very difficult to learn English well, but you can't_____. [ ]A. put it up B. take it up C. look it up D. give it up…”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。