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课件网) Unit 4 The Earth Focusing on culture 1. emperor 2. hunt 3. war 4. sandstorm 5. solution 6. blow 7. generation 8. hundreds of 9. blow away n. 皇帝 p. 62 v. 打猎 p. 62 n. 战争 p. 62 n. 沙暴 p. 62 n. 解决办法 p. 62 v. 刮；吹 p. 62 n. （统称）一代人 p. 62 数以百计 p. 62 吹走 p. 62 New words and phrases Warming up What do you think is important for protecting the Earth Have you heard of any successful environmental projects Ant Forest turns its users into game players and helps plant trees in desert areas in the northwest of China, like Shanxi and Gansu Province. turn ... into ... 把……变成…… What’s the name of the project How long did it take to turn the desert into forest When did the first tree planters go there What is it called today Now let’s find out what the project is! Saihanba National Forest Park. — a large reforestation project. n. 再植树；封山育林 55 years. In 1962. The Green Lung of North China. 华北绿肺 Pre-reading Look at the title and the picture on page 62 and try to answer the following questions. What do you think the article will talk about What challenges do you think the people in Saihanba might have faced while turning a desert into a forest Based on the picture, what changes do you think happened in Saihanba over time How the Saihanba areas was turned into forest. The people faced challenges of terrible desert weather, such as cold and dry weather. It is covered with dense forest. adj. 浓的，密集的 Many people have worked hard to protect our beautiful planet.What challenges do they face What achievements have they made While-reading First reading 1 Choose the best answers after listening to the whole article. 1. Why did the emperors go to Saihanba for hundreds of years a) To plant trees. b) To hunt. c) To escape from wars. 2. What was the main cause of Saihanba turning into a desert a) Lack of rainfall. b) Overhunting by the emperors. c) Forest fires, wars, and deforestation. 3. What was one of the difficulties faced by the workers who planted trees in Saihanba a) The area was flooded frequently. b) The temperature could drop to as low as -40°C in winter. c) The trees grew too quickly and needed constant care. Second-reading Read the article after the recording. Saihanba is a forest park in the north of Hebei. It is about 400 km from Beijing. For hundreds of years, the emperors went there to hunt. But in the 1800s, things began to change. There were forest fires and wars, and people cut down many trees. Saihanba slowly turned into a desert. Saihanba: turning desert into forest Read the article after the recording. When the forest disappeared, there were terrible sandstorms in the Beijing area. In the early 1960s, a group of scientists travelled to Saihanba to find a solution. They found an old tree in the middle of the desert. “Maybe we can still plant trees here,” they thought. In 1962, the first tree planters arrived in Saihanba. The cold and dry weath ... ...
