单项选择:Peter,( ) do you visit your grandparents? A.how long B.how soon C.how far D. how often

问题描述:

单项选择:Peter,( ) do you visit your grandparents? A.how long B.how soon C.how far D. how often

D. how often

选择D. how often 表示频率 翻译:多久一次

D.how often 表示频率