问题
选择题
—_______ does it take to go to the zoo on foot?
— About half an hour, I think. [ ]
A. How far
B. How long
C. How many
D. How much
答案
答案：B
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—_______ does it take to go to the zoo on foot?
— About half an hour, I think. [ ]
A. How far
B. How long
C. How many
D. How much
答案：B