◎ 题干
—Susan is Bob's best friend,  isn't she?            
—Yes, she often       _  when he is in trouble.          
[     ]
A. helps Bob out             
B. takes Bob after          
C. puts up Bob                    
D. sets up Bob
◎ 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“—Susan is Bob's best friend,isn't she? —Yes, she often_when he is in trouble. [ ]A. helps Bob outB. takes Bob after C. puts up Bob D. sets up Bob…”主要考查了你对  【动词短语】  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。