◎ 题干
I am looking forward _________ your letter.         
[     ]
A. to receive      
B. to receiving        
C. receive            
D. receiving
◎ 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“I am looking forward _________ your letter.[ ]A. to receive B. to receiving C. receiveD. receiving…”主要考查了你对  【动名词】【介词】  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。