摘要： - do you go to see your grandparents? -Once a week. a. How long b. How many c. How often d. How much
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—_______ do you go to see your grandparents?
—Once a week.
—Once a week.
[ ]
A. How long
B. How often
C. How many
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B. How often
C. How many
--- ________ do you go to see your grandparents?
--- Once a week.
A．When B．How much C．How often D．How long
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