◎ 题干
To speak seems to be more difficult than _________.        
[     ]
A. doing    
B. to do    
C. do      
D. done
◎ 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“To speak seems to be more difficult than _________.[ ]A. doing B. to do C. doD. done…”主要考查了你对  【不定式】  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。