单项选择题

A． Customer and saleswoman.
B． Husband and wife.
C． Patient and doctor.
D． Teacher and student.
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单项选择题
A． I’m sorry to hear that.B． No, thanks.C． My pleasure.D． Yes, I’d love to make it.
A． I’m sorry to hear that.
B． No, thanks.
C． My pleasure.
D． Yes, I’d love to make it.
填空题
reducing
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