问题
选择题
—___do you water the flowers?
—Twice a day. [ ]
A. How long
B. How ma ny times
C. How often
D. How soon
答案
答案：C
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—___do you water the flowers?
—Twice a day. [ ]
A. How long
B. How ma ny times
C. How often
D. How soon
答案：C