◎ 题干
I'm very busy today. I have a very important report           
[     ]
A.to listen
B.to listen to
C.listening
D.to listening to
◎ 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'm very busy today. I have a very important report.[ ]A.to listenB.to listen to C.listening D.to listening to …”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。