问题
选择题
— How are you?
— _____ [ ]
A. I'm OK.
B. How do you do?
C. How are you?
D. Good morning.
答案
答案：A
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— How are you?
— _____ [ ]
A. I'm OK.
B. How do you do?
C. How are you?
D. Good morning.
答案：A