I. BEFORE YOU LISTEN

Work in pairs. Discuss the following questions. (Làm việc từng đôi. Thảo luận những câu hỏi sau.)

1. Do you think whales are fish? Why (not)?

2. Why do people keep hunting whales?

Trả lời:

1. No. Whales are not fish; they are mammals because they raise their young ones on milk.

2. Because whales can produce food, oil. leather and other products for man.