1、Unit2 Travelling around Extended reading The Sahara is getting bigger Where do you want to travel ? 视频 Unit2 Travelling aruond Unit2 Travelling aruond Extended ReadingExtended Reading The Sahara is getting biggerThe Sahara is getting bigger 1. To master the main idea and detailed information of the
2、passage. 2. To learn about the desertification and the reason for its expansion. 3. To get the measures to prevent its expansion . 4. To develop reading skills . Teaching Aims: Task1 skimming From the title, what do you think the passage will be about? A. The beautiful scenery in Sahara. B. The big
3、size of the Sahara. C. The expanding of Sahara and measures to solve it. D. How to survive in the Sahara. Read the passage quickly, and get the main idea of the article. _ The Sahara is getting bigger Skimming Skimming Which column(专栏专栏) does this article come from? A. Science and technology. B. Tou
4、rism guide. C. Health and care. D. Nature and the environment. Task 2 Scanning Divide the passage into 3 parts, and match the main idea to each paragraph. Part1(1): Part2(2.3): Part3(4): The reason for its enlargement and measures to prevent its expansion. The general introduction of the Sahara. The
5、 territory enlargement of the Sahara. Task 3 Careful reading The main elements mentioned in paragraph 1 of the Sahara are its_,_ and_. part1 size location population part2(Para2.3) Read this part carefully and do some practice . (1) What explanation method is used in this part? A. Illustration（举例说明）
6、 B. Definition（下定义） C. Classification（分类） D. Implication（暗示） (2) What can we infer from this part? A. Scientists have no idea of its expansion. B. About 75% of the Sahara is mountains. C. The rainfall is enough in the Sahel area. D. It is human beings that are to blame for the desertification. (3) F
7、or what purpose was the desertification of the Sahel referred to? A. To introduce its important geographic location. B. To show the differences between it and other areas. C. To prove a new “desert” is being born. D. To raise our awareness of environment protection. The Sahara desert is getting bigg
8、er The Sahara is getting bigger for less_ para3 It is because of shrinking_ _ It has been caused by_ They destroyed them for the expansion of _,_and _ rainfall tropical rain forests people cities population growth environment pollution Why? Group work Supposing Bruce from Africa and Shi Guangyin fro
9、m China have a chance to make a dialogue between them. Related questions: Whats your opinion about.?/How did you deal with.?/What changes have you brought about.?What do you think we studnts should do. Task 4 Discussion Bruce ShiGuangyin DIALOGUE Bruce: Hi, this is Bruce from Sahara. I heard the new
10、s that Maowusu is disappearing, so I want to know what we should do to prevent the Saharas expanding. DIALOGUE Shi Guangyin: Its my pleasure. Shi Guangyin: Hello, this is Shi Guangyin speaking. Task 5 Group work What should we do? Choose energy-efficient equipment 选用节能电器选用节能电器 Use fewer plastic bags
11、 少用一次性塑料袋少用一次性塑料袋 Use fewer chopsticks 少用一次性筷子少用一次性筷子 Dont waste water 不浪费水不浪费水 Learn to recycle 学会废物新利用学会废物新利用 We can plant more trees 多种植一些树木多种植一些树木 Do you know about the Maowushu desert? Write a report about how to deal with the expansion of the desert after sorting out the information you have g
12、ot through thevideo. Key points: 1. The reasons 2. The measures 3. The future Homework Summary: Clear water and green mountains are mountains of gold and silver. Nature symbolizes the beginning of life and brings us endless hope. We are in a blue sky with a common love of interdependence. I PROMISE! I will take action! I will stop the damage! I will protect the environment! Let s join hands to protect our earth 让我们携起手来保护我们的地球让我们携起手来保护我们的地球
