听下面的对话,回答问题。听两遍。 |
1. Why is David so fat? |
A. Because he doesn't exercise. B. Because he eats too much at lunchtime. C. Because he watches TV all day. |
2. What do we know about David? |
A. He has too much for lunch. B. He is busy but always does exercise. C. He works all day for many hours. |
3. What must David do to keep strong? |
A. Work hard all day. B. Play basketball. C. Do exercise in the morning and evening. |