单项选择题
M: I’ ll take this suit. It fits me really well. And I like the shirt and the tie, too. W: We have some nice socks that match.
What is the relationship of the two speakers most likely to be（）。
A. Husband and wife. B. Boss and secretary. C. Salesperson and customer. D. Designer and model.
单项选择题 What is the source of the statistics given in the passage（）。
单项选择题 What are they talking about（）。
单项选择题 Where will you find no control of the animal population（）。
