◎ 题干
— You know, Bob is a little slow ______ understanding.
— So I have to be patient ________ him.
[    ]
A. in;with  
B. on;with  
C. in;to  
D. at;for
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— You know, Bob is a little slow ______ understanding.— So I have to be patient ________ him.[ ]A. in;withB. on;withC. in;toD. at;for…”主要考查了你对  【介词和介词短语】  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。