◎ 题干
— I'm sorry I stepped on your foot; it was anaccident.
— It wasn't!  You did it____purpose. 
[      ]
A. on    
B. for    
C. in    
D. without
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“— I'm sorry I stepped on your foot; it was anaccident.— It wasn't!You did it____purpose.[ ]A. onB. forC. inD. without…”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。