◎ 题干
I must return the dictionary to Allen now. I ____ it for three weeks already.       
[     ]
A. kept          
B. will keep        
C. have kept
◎ 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 must return the dictionary to Allen now. I ____ it for three weeks already.[ ]A. kept B. will keepC. have kept…”主要考查了你对  【现在完成时】  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。