问题
选择题
— Can a cow fly?
— .[ ]
A. Yes, it is.
B. No, it can't.
C. Yes, I can.
D. No, I can't.
答案
答案：B
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— Can a cow fly?
— .[ ]
A. Yes, it is.
B. No, it can't.
C. Yes, I can.
D. No, I can't.
答案：B