◎ 题干
It is generally believed that _____ study, we can gain both knowledge and skills.
[     ]
A. with        
B. through        
C. by        
D. at
◎ 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 is generally believed that _____ study, we can gain both knowledge and skills. [ ]A. withB. throughC. byD. at…”主要考查了你对  【介词和介词短语】  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。