高中英語 Unit2 The environment Task課件1 牛津譯林版必修5.ppt

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牛津高中英語,,(模塊五 ·高二上學期),Advance with English,Unit,2,Task,Designing a poster,Unit 2,課件描述：,本課件是Task的第一課時，主要通過聽、說、讀的形式獲取制作海報的相關信息。,,Remains of Loulan,,desertification,In order to raise people’s awareness of environment protection, posters are needed.,Design a poster,Let's go!,Skills building 1: reading for information,Step 1: reading a scientific article,1. What is desertification? It is when useable land becomes dry and turns into a desert. 2. Where does it happen? It happens in Africa, the USA, South America and China. 3. How are people affected by it? People lose their homes and farms; many families starve and others move to the cities to find work.,4. Why does it happen? People plant too much on the land without giving it a rest; too many animals all depend on the same land to eat; and people cut down trees for fuel and to make space for more farms. 5. Who should be concerned? Everyone should be concerned.,Solutions to desertification:,build fences,,plant more trees and bushes,do some scientific research,better management,train people in responsible water usage,share information and solutions,use satellites to pick out areas,Skills building 2: listening and drawing conclusions,Draw conclusions from what is said in the dialogues,1.I’ve just been to the hospital, and the doctor asked me to take some medicine. The speaker is ill.,2.W:When will the film start? M: In two minutes. Ticket, please. The woman is going to see a film.,3.W: The light will be shut off at ten to eleven. M: So we’ve got only a quarter of an hour left. It’s 10:35 now.,,,,listen to some short descriptions from news reports and draw a conclusion about what kind of natural disaster occurred in each situation.,Answers flood 2. fire 3. earthquake 4. typhoon,listen to a news report. Decide which of the conclusions below are logical according to what you will hear.,Answers 1 2 4,Step 2: listening to a lecture,match the following statements with the conclusions .,1. Your teacher wants you to help educate people about desertification. 2. A desert is an area of dry land. Desertification is what we call it when land turns into desert. 3. People plant things without giving the land a chance to rest. 4. the wind carries sand from the deserts to the cities, causing air pollution.,a the ending –ification means a process. b one way to stop desertification is to allow the land a chance to rest between plantings. c some people become ill after breathing this air. d Many people around the world do not know about desertification.,,,,,Skills building 3: presenting your point of view,Step 3: Designing a poster,Have a discussion with your partner to think of things we can do to help stop desertification, which can be included in our posters later.,I think/believe that … From my point of view it seems that … it seems to me that … Personally I agree/disagree because …,,Because … as a result of … due to … on account of …,useful words,,Collect some money to help the poor farms. Save as much water as possible in our daily life. Ask scientists to find more plants that are suitable for growing in deserts.,