Unit 7. World population tài liệu, giáo án, bài giảng , luận văn, luận án, đồ án, bài tập lớn về tất cả các lĩnh vực kin...
Warm up:What are the following pictures about? � Population explosion � Poverty � Homeless � Shortage of foods � Lack of schools � Unemployment What is the main cause of these problems? => The increase of population I Before you read: Look at the paraghrap below and find the newwords Read the passage and then the tasks that follow The population of the world has been increasing faster and faster In 10,000 B.C., there were probably only 10 million people In A.D 1, there were 300 million It took 1,750 years for the world population to reach 650 million In 1850, only one hundred years later the population reach the figure had more than double to reach 2,510 million In 2000, the world’s population was about 6.6 billion, and by 2015 it is expected to be over billion Does the Earth has enough resources to support this many people? Different scientists give different answers to this question Some say that there are enough resources to support billion people Others say that we must limit population growth because our resources are limited Only 10 percent of the Earth’s land can be used for farming and another 20 percent for raising animals.There is a limit to the water we can use There are also limits to the amounts of petroleum,iron, silver, gold, and other metals Research has shown that the average Third World woman has more children than she wants Among the women who not think they Have too many children, half of them not want to have any more However, although millions of women want to limit the size of their families, they know of no safe way to have fewer children Safe birth-control methods for family planning are not available to them It is time governments and international organisations did something to help them so that the world population growth can start to decrease instead of continuing to increase A Vocabulary + Population: (n) / pɔpju’leiʃn / dân số + figure (n) / ‘figə / = number : số + double (a) / ‘dʌbl /: gấp đơi nguồn tài ngun, khống sản + resources (n) / ri’sɔ:s /: 625 hạn chế, giới hạn , 300, + limit (n/v) / ‘lɪmɪt /: vật + raise animals / reiz ‘ӕnɪməlz /: nuôi động 650 + birth-control method: / bɜ:θ kən’troul ‘meθəd / phương pháp hạn chế sinh đẻ + family planning: / ‘fӕməli’plӕnɪŋ / kế hoạch hóa gia đình + increase (v) : / ɪn’kri:s / = rise (v) tăng lên ≠ + decrease (v) : / dɪ’kri:s/ giảm xuống + control (v) : /kən’troul/ kiểm soát, điều khiển + international organizations: /intə’nӕʃənl ,ɔ:rgənə’zeɪʃn/ + method (n) : /’meθəd/ phương pháp TC Quốc tế + B.C : (Before Christ): trước Công nguyên Ex: In 2000 B.C + A.D: (Anno Domini): sau Công nguyên Ex: In A.D 2000 + (to) support (v) = provide: cung cấp + It is time + clause (past simple): Đến lúc phải làm việc ex : It is time you went to bed + Third World : giới thứ * CHECK VOCABULARY: - Rub out and remember Population: (n) / pɔpju’leiʃn / dân số figure (n) / ‘figə / = number : số double (v) / ‘dʌbl /: gấp đôi resources (n) / ri’sɔ:s /: nguồn tài nguyên, khoáng sản limit (n/v) / ‘lɪmɪt/: hạn chế, giới hạn control (v) / kəntroul /: kiểm soát, điều khiển increase (v) : / ɪn’kri:s / tăng lên method (n) : / ‘meθəd/ phương pháp Task 1: The words in the box all appear in the passage Fill in each blank with a suitable word limit control (v, n) (v) figures (n) increases (v) method (n) international although (adj) (n) resources _ millions of women want to limit the size of their families, they know of no safe way to have fewer children 2.Can you explain the for changing salt water to fresh water? 3.The number of injuries from automobile accidents every year 4.Some countries are poor because they have very few natural _ 5.These are all : 1, 75, 293 There is a(n) _of 20 minutes for this short test Students must turn in their papers at the end of 20th minute The United Nations is a(n) _ organization Some children behave badly and their parents II While you read: Read the passage and then the tasks that follow The population of the world has been increasing faster and faster In 10,000 B.C., there were probably only 10 million people In A.D 1, there were 300 million It took 1,750 years for the world population to reach 650 million In 1850, only one hundred years later the population reach the figure had more than double to reach 2,510 million In 2000, the world’s population was about 6.6 billion, and by 2015 it is expected to be over billion Does the Earth has enough resources to support this many people? Different scientists give different answers to this question Some say that there are enough resources to support billion people Others say that we must limit population growth because our resources are limited Only 10 percent of the Earth’s land can be used for farming and another 20 percent for raising animals.There is a limit to the water we can use There are also limits to the amounts of petroleum,iron, silver, gold, and other metals Research has shown that the average Third World woman has more children than she wants Among the women who not think they Have too many children, half of them not want to have any more However, although millions of women want to limit the size of their families, they know of no safe way to have fewer children Safe birth-control methods for family planning are not available to them It is time governments and international organisations did something to help them so that the world population growth can start to decrease instead of continuing to increase Exercise 1: Fill in the table with the years and the figures Order Year The figures/ numbers of the World Population 10,000 B.C 10 million A.D.1 300 million 625 million 1750 1850 1950 1985 2000 2015 1,300 million 2,510 million 4,760 million 6,6 billion expected to be over billion Exercise 2: Choose the best answer 1.The population of the world every year A decrease B double C increases D limit 2.The word “ figure “ in line means A arm B number C gift D pen In _, the world population reached the figure of 1,300 million A 1850 B 1950 C 1985 D 2015 If you number 5, you will get number 10 A add B divide C subtact D double According to the passage, the world population will be over _ by the year 2015 A 17 billion B billion C 7.7 billion D million Exercise 3: Decide whether the statements are true(T) or false (F) All the scientists agree that the Earth has enough resources to support the world population F - Different scientists have different ideas ( line 1,2; Paragraph 2) According to the passage, only 10 percent of the earth’s land can be used for farming T - ( line 5; Paragraph 2) Governments and international organizations should something to help increases the population growth F- ( decrease - line 8; Paragraph 3) THANK YOU VERY MUCH! 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