◎ 题干
This book is specially intended _____ those who want to improve their writing.      
[     ]
A. by            
B. at            
C. with        
D. for
◎ 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“This book is specially intended _____ those who want to improve their writing.[ ]A. byB. atC. with D. for…”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。