Section BDirections: In this section, you will hear 3 short passages. At the end of each p

Section B

Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D.

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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.

请帮忙给出正确答案和分析，谢谢！