内容正文:
Unit 2 How often do you exercise? Section B (2a-2e) 2a Rank these activities according to how often you think your classmates do them (1=most often, 6= least often). watch TV go to the movies play computer games exercise or play sports use the Internet go camping in the country 2b Read the article and complete the pie charts on the next page. _ % every day _ % 3 or 4 times a week _ % every day _ % 4-6 times a week _ % 1-3 times a week _ % no exercise 10 20 15 20 45 90 _ % 4-6 times a week Watch TV _ % 1-3 times a week _ % every day 85 13 2 Read the article again and answer the questions. 1. How many percent of the students do not exercise at all? _ _ 2. How many percent of the students use the Internet every day? _ _ Ninety percent of the students use the Internet every day. Twenty percent of the students do not exercise at all. 2c 3. How often do most students watch TV? _ What do they usually watch? _ 4. What does the writer think is the best way to relax? _ Why? _ Most students watch TV every day. They usually watch game shows. It’s healthy for the mind and the body. Exercise. 5. Do you think the students in No. 5 are healthy? _ Why or why not? _ _ _ _ No, I don’t think so. Because most of the students use Internet or watch TV on their free time. They don’t like exercising. It’s unhealthy. According to the article and the pie charts, write sentences with the percentages using always, usually or sometimes. 1. 90%: _ _ 2. 85%: _ _ 3. 45%: _ _ Eighty-five percent of the students always watch TV. Ninety percent of the students always use the Internet. Forty-five percent of the students usually exercise. 2d 4. 10%: _ _ 5. 13%: _ _ 6. 2%: _ _ Ten percent of the students often use the Internet. Thirteen percent of the students usually watch TV. Two percent of the students sometimes watch TV. 2e Choose one of these free time activities or think of your own. Then ask your classmates how often they do this activity and make a pie chart. Show the pie chart to your class. pl