◎ 题干
The difference in thickness and weight from the earlier version makes the iPad 2 more
comfortable ________.
[     ]
A. held  
B. holding
C. be held  
D. to hold
◎ 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“The difference in thickness and weight from the earlier version makes the iPad 2 more comfortable ________. [ ]A. heldB. holdingC. be heldD. to hold…”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。