◎ 题干
Sometimes the best and most beautiful things in the world        , but can be felt with the heart.  
[     ]
A. can see      
B. cannot see    
C. can be seen      
D. cannot be seen
◎ 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“Sometimes the best and most beautiful things in the world, but can be felt with the heart.[ ]A. can seeB. cannot seeC. can be seen D. cannot be seen…”主要考查了你对  【情态动词】【被动语态】  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。