问题
选择题
—Sit down, please.
—__________[ ]
A. Thank you.
B. I'm fine.
C. It's here.
D. I'm OK.
答案
答案：A
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—Sit down, please.
—__________[ ]
A. Thank you.
B. I'm fine.
C. It's here.
D. I'm OK.
答案：A