The document discusses world population trends over time. It provides population figures throughout history from 10,000 BC to 2000 AD. In 10,000 BC the world population was around 10 million. By 1750 it had grown to around 1 billion. Currently in 2020 the world population is estimated at around 7.8 billion and is expected to reach over 9 billion by 2050. The document also discusses challenges of supporting a growing population, such as ensuring adequate resources and the difficulties women in developing nations face in controlling family size without access to birth control methods.

1. Welcom to 11C15

3. 1. Tell some countries which have big population? 2. What problems may happen if the population of the word increases faster and faster? China, India … Social problems, shortage of water, food and other resources... DISCUSS THESE QUESTIONS

4. Unit 7 - Period 38 WORLD POPULATION

8. 3. Where can you find these scenes? -> In the countryside 4. How do they work? How about their life? -> They work hard, have too many children. Their life is difficult. They are poor... I. WARM UP

9. UNIT 7 II. BEFORE YOU READ

10. Unit 7 - Vocabulary - B.C (abbr.): Before Christ - A.D (abbr.): Anno Domini - Support (v): = provide - Resource: E.g: Does the Earth have enough resources to support 8 billion people? - Limit (v-n): to limit sb./sth. to sth: - The Third World E.g: Laos, Kenya, Cameroon are the countries belong to the Third World .

11. ? ? ? Fill in the table with the years and the figures/ numbers. ? ? ? 1. ? ? ? ? 10 million A.D.1 300 million 625 million 1850 1950 2,510 million 1985 4,760 million 6,6 billion 2000 7. 6. 5. 1,300 million 4. 1750 3. 2. 10,000 B.C. 1. The figures/ numbers of the World Population Year Order

13. Read the second paragraph and answer the questions. 2. How many people is the world expected to have by the year 2015? Can the earth have enough resources to support its population?  Over 7 billion  There are different answers. Some scientists say it can, but others say it can’t.  We welcome to the third paragraph.

15. Fill in each blank with a suitable world. (change the form of the word when necessary) 4. 6 7 8 9 2. method 3. increases 1. Although 6. limit 5. figures 7. international 8. control 4. resources

16. Sentence number: 1 You choose: Although Answer: Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

17. Sentence number: 2 You choose: method Answer: Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

18. Fill in each blank with a suitable world. (change the form of the word when necessary) 4. Sentence number: 3 You choose: Answer: increases

19. Fill in each blank with a suitable world. (change the form of the word when necessary) 4. Sentence number: 4 You choose: resources Answer:

20. Sentence number: 5 You choose: figures Answer: Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

21. Sentence number: 6 You choose: Answer: limit Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

22. Sentence number: 7 You choose: international Answer: Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

23. Sentence number: 8 You choose: control Answer: Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

24. Congratulation on you !!! You have just chosen the luckky number. Fill in each blank with a suitable world. (change the form of the word when necessary) 4.

25. Discuss with your partner and find out five world largest countries in population. Say where they are and which is the richest and which is the poorest country. China India The USA Indonesia Latin America Asia Russia Europe

26. Homework Write a paragraph (about 120 words) about the topic: Do you think that the larger in population a country is, the stronger it is? Why or why not?

27. Thanks so much !!!