问题
选择题
—____ do you go to your school library?
—Three times a month. [ ]
A. How long
B. How often
C. How much
D. When
答案
答案：B
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—____ do you go to your school library?
—Three times a month. [ ]
A. How long
B. How often
C. How much
D. When
答案：B