◎ 题干
We should consider it ________a duty to serve the Chinese people heart and soul.
[     ]
A. to be    
B. be    
C. as    
D. Either A or C
◎ 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“We should consider it ________a duty to serve the Chinese people heart and soul.[ ]A. to beB. be C. as D. Either A or C…”主要考查了你对  【介词和介词短语】【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。