2. Topic 2 Section C

3. If You Are Happy If you’re happy and you know it clap your hands. If you’re happy and you know it clap your hands. If you’re happy and you know it Never be afraid to show it. If you’re happy and you know it clap your hands If you’re happy and you know it stomp your feet. If you’re happy and you know it stomp your feet. If you’re happy and you know it Never be afraid to show it. If you’re happy and you know it stomp your feet.

4. Let’s chant Wash your hands, have a bath. Open the window, take a fresh breath. Early to bed, early to rise. Makes a man healthy, Wealthy and wise.

5. we must /should we mustn’t /shouldn’t good habitsbad habits

6. Bad habits may cause some diseases. a headache

8. 1. A headache is a disease. 2. A headache may show that something in your body is wrong. 3. We may have more than one headache each week. 4. You needn’t see the doctor when you have headaches often. T or F isn’t month need

9. What may cause headaches? Question:

10. What are headaches? What may cause ( 导致 )them? And when should you go to see a doctor? A headache is not a disease( 疾病，病 ), but it may show that something in your body is wrong. You may have more than( 不只 ) one headache each month. Usually a fever or some other illness ( 疾病 ) may cause headaches. You may get a headache when you work too hard. You may get a headache when you can’t get enough sleep. And you may get a headache when you exercise on an empty ( 空的 ) stomach( 胃 ). If you have headache often, you need to see a doctor. Headaches Read and understand

11. What may cause headaches? A fever or some other illness may cause headaches Working too hard may cause headaches You may get a headache when you can’t get enough sleep Exercising on an empty stomach may cause headaches

12. What else may cause headaches? Discuss in groups

13. Someone smokes a lot around you. It is too hot. watch TV for too long.

14. A headache is not a disease, but some diseases may cause headaches. germs 病菌 diseases headaches

15. They can get into the human body and cause diseases.

16. They can get into the human body through the nose. They can get into the human body through the mouth. They can get into the human body through the skin( 皮肤 ).

17. germs small get into cause through the nose through the mouth through the skin become sick Read and act

18. Practice A: What should we do to fight germs? B: We should/must… We shouldn’t/mustn’t…

19. We should/must keep the air clean and fresh We shouldn’t/mustn’t eat bad food. What should we do to fight germs?

20. Sweep the floors often drink sour milk keep our bodies clean wash your hands before meals keep our fingernails clean keep the streets clean A: What should we do to fight germs? B: We must /should… We mustn’t /shouldn’t …

21. We should sweep the floors often

22. We shouldn't drink sour milk

23. We should/must keep our bodies clean

24. We should keep our fingernails clean

25. We must keep the streets clean

26. We must wash our hands before meals

27. Pay attention to hygiene and reduce the incidence of disease. 讲究卫生，减少疾病

28. Write at least five sentences about how to fight germs.

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