问题
选择题
— _____ do you take your dog for a walk?
— Once a day. [ ]
A. How long
B. How many times
C. How often
D. How much
答案
答案：C
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— _____ do you take your dog for a walk?
— Once a day. [ ]
A. How long
B. How many times
C. How often
D. How much
答案：C