◎ 题干
—How often does your father go back to see your grandparents?            
—_______.            

A. For two months           
B. Twice a month            
C. Twice                  
D. Two months
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“--How often does your father go back to see your grandparents?--_______.[ ]A.For two months . B.Twice a month.C.Twice. D.Two months.…”主要考查了你对  【频度副词】  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。