听下面一段材料.回答第1至3题. 1. What's the probable relationship between the two speakers? [

听下面一段材料，回答第1至3题。 1. What's the probable relationship between the two speakers?

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A. Husband and wife.
B. Teacher and student.
C. Mother and son. 2. What does the man do?

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A. He is a writer. 
B. He is a student.
C. He is a chemist. 3. What will they probably do soon?

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A. Set up a lab. 
B. Write papers.
C. Work on experiments.

试题答案

1-3: A B A