问题
选择题
—Peter, _____ do you visit your grandparents?
—Twice a month.[ ]
A. how long
B. how soon
C. how far
D. how often
答案
答案：D
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—Peter, _____ do you visit your grandparents?
—Twice a month.[ ]
A. how long
B. how soon
C. how far
D. how often
答案：D
