What are the students doing when the man arrives in class?

A．Taking an exam．

B．Drawing graphs．

C．Giving presentations．

D．Having a class discussion．

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参考答案

C。本题的出题点在反义疑问句式处。对话中女士说课堂陈述已经开始半个小时了，男士又说在他们前面有两组关于消费者权益和证券市场分析的课堂陈述，由此可以判断男士来的时候其他学生正在做课堂陈述，故选C。

1 During what season of the year does the conversation take place?

A．Fall．

B．Winter．

C．Spring．

D．Summer．

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2 How much time do the man and woman have before they address the class?

A．Less than 10 minutes．

B．About 20 minutes．

C．45 minutes．

D．Over an hour．

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3 听录音，回答以下问题：
What does it mean if you call someone in the U．S．during his or her sleeping hours according to the passage?

A．A matter of work．

B．A matter of life or death．

C．A matter of concern．

D．A matter of course．

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