Hello, how are you?()
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Hello, how are you?()
A.Hello, how are you?
B.How do you do?
C.Fine, thank you.
D.That's OK.
参考答案:
Hello, how are you?()
A.Hello, how are you?
B.How do you do?
C.Fine, thank you.
D.That's OK.
参考答案: