单项选择题

Section B
Passage One
Questions 26 to 28 are based on the passage you have just heard.

A．Within 1 year.
B．Within 2 years.
C．Within 3 years.
D．Within 4 years.
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单项选择题
A．By greeting each other very politely.B．By exchanging their views on public affairs.C．By displaying their feelings and emotions.D．By asking each other some personal questions.
A．By greeting each other very politely.
B．By exchanging their views on public affairs.
C．By displaying their feelings and emotions.
D．By asking each other some personal questions.
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