bài giảng tiếng anh 12 unit 9 deserts

Unit 9: Deserts Period 57: Lesson 3: Listening Rearrange letters into meaningful words GAME 1.iwfooedr 2.olocyn => 3.mcileta => => 4.aintnuom => 5.htowrg => firewood colony climate mountain growth Before you listen Work in pairs: ask and answer the following questions What is a desert? How is a desert formed? Can human beings make a desert? Why/Why not? * Listen and repeat Frightening speed (n) Australia (prop.) [ɔs'treiljə] Sahara (prop.) firewood (n) ['faiəwud] petroleum (n) [pə'trouliəm] Mauritania (prop.) partly (adv.) ['pɑ:tli] rabbit (n) ['ræbit] canal (adj.) [kə'næl] Nhanh chớp Nước Úc Sa mạc Sahara Củi Dầu mỏ Nước Mauritania Một phần Con thỏ Kênh đào While you listen Task You will hear an expert talking about deserts, what they are and how they are formed Listen to his talk and decide whether the statement are true (T) or false (F) Task 1: Listen and decide whether the statements are true (T) or False (F) In a desert, everything is hard Sc T  Only trees with hard needles can grow in a desert Space seems to have no limit in the desert   Nature causes the change in the size and location of the world’s desert Rabbits are one of the agents that help make desert in Australia F   Task 2: Listen again and answer the following questions Sc 1 What central theme does the talk examine? A It examines deserts, what they are and how they are formed B It examines plants and animals C It examines sand in deserts D B & C are correct What is a desert? A It is a hot, dry, sandy place B It is also a beautiful land of silence and space C The sun shines, the wind blows, and time and space seem endless D A, B, and C are correct What causes the growing of the world’s deserts? A Sand B Nature C Nature and humans D Humans In what way rabbits contribute to the growing of deserts in Australia? A They contribute by cutting every plant they can find B They contribute by eating every plant they can find This makes the land become desert C They contribute by planting every plant they can find D They destroy every plant they can find Task3: Listen again and fill in each blank with one of the words in the box below: Protect Canals Larger plants Bridge 90 percent Spreading Capital 19 percent Smaller plants 90 percent In the developing countries, (1) ……………… of the people use wood for cooking and heat They cut down trees for firewood But trees are important They cool the land under smaller plants them and keep the sun off (2) …………………… When leaves fall from a tree, they make the land richer When trees are gone, the small plants die and the land becomes desert Humans can make deserts, but humans can also (3)… prevent …………… their growth Algeria planted a green wall of trees across the edge of the Sahara to stop the desert and sand from spreading (4) ……………… Mauritania planted a similar wall around its (5) capital ………… Iran puts a thin covering of petroleum on sandy areas canals and plant trees Other countries build long (6) …………… to bring water to the desert areas After you listen Work in groups Summary the main ideas of the expert’s talk Use the following suggestions: What is a desert? What causes the growth of a desert? What should humans to prevent the growth of deserts? HOMEWORK Base on your summary, write a short paragraph about the deserts (about 80-100 words) Thank You! ... one of the words in the box below: Protect Canals Larger plants Bridge 90 percent Spreading Capital 19 percent Smaller plants 90 percent In the developing countries, (1) ……………… of the people use... central theme does the talk examine? A It examines deserts, what they are and how they are formed B It examines plants and animals C It examines sand in deserts D B & C are correct What is a desert?... correct What causes the growing of the world’s deserts? A Sand B Nature C Nature and humans D Humans In what way rabbits contribute to the growing of deserts in Australia? A They contribute by cutting