3. Matching ABC D E F 1. Save water 2. Don’t damage trees 3. Don’t throw trash 4. Don’t pick flowers 5. Collect bottles and cans 6. Collect papers

5. Thursday,May 17 th,2012 LESSON 4: POLLUTION (B 4,5) UNIT 16: MAN AND THE ENVIRONMENT New words: Leave (v) should shouldn’t Put (v) bỏ nên không nên đặt, để

7. Thursday,May 17 th,2012 LESSON 4: POLLUTION (B 4,5) UNIT 16: MAN AND THE ENVIRONMENT New words: leave should shouldn’t put trash can (n) bỏ nên không nên đặt, để thùng rác

8. bỏ leave nênshould đặt, để put thùng rác trash can không nên shouldn’t RUB OUT AND REMEMBER

10. Model sentences: We shouldn’t leave trash. We should collect paper. Structure S + should/shouldn’t + V(bare-infinitive) + O should not = shouldn’t

11. We should not leave trash. Pratice using should/shouldn’t. Write rules for the pictures leave trash

12. We should save water. save water

13. We shouldn’t damage trees. damage trees

14. We should collect cans and bottles. collect cans and bottles

15. We should not pick flowers. pick flowers

16. We should not damage tree.We should collect cans and bottles. We should not pick flowers. We should save water. We should not leave trash.

17. 123 45 6 7 8 9

18. We shouldn’t damage trees. damage trees

19. We should save water. save water.

20. We shouldn’t throw trash on the street. throw trash on the street.

21. We should keep off the grass. keep off the grass.

22. We should collect bottles and cans. collect bottles and cans.

23. We shouldn’t pick flowers. pick flowers.

24. We should collect paper. collect paper.

25. We shouldn’t throw trash in the country. throw trash in the country.

26. We shouldn’t burn the forests. burn the forests.

27. HOMEWORK: Learn by heart new words. Answer the question: What should we do to protect the environment ?