问题
选择题
-_____, Sonia. Is this your backpack?
-Yes, it is. Thank you.[ ]
A. Sorry
B. Goodbye
C. Excuse me
D. OK
答案
答案：C
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-_____, Sonia. Is this your backpack?
-Yes, it is. Thank you.[ ]
A. Sorry
B. Goodbye
C. Excuse me
D. OK
答案：C