高中英语译林版模块五Unit1Task(1)WritingalettertoafriendSkillsbuilding1and2(共20张PPT)

Step 1: reading a scientific article Read the article and underline all of the solutions to desertification. desertification 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 Tips: When you draw conclusions, you think about a situation and the information you have, and try to decide what it means. Sometimes all the information you need about a subject is not included in what you hear. This is when you must draw a conclusion. 1. Yet another tall building has been built in Shanghai. There are already some tall buildings in Shanghai. 2.M: The train is going to be late again. W: I’m not surprised. The train is often late. 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. Part A : Read some short descriptions from news reports and draw a conclusion about what kind of natural disaster occurred in each situation. earthquake typhoon flood fire Answers: 1. flood 2. fire 3. earthquake 4. typhoon Step 2: listening to a lecture Listen to your teacher’s lecture to learn about desertification. 1. How many people are affected ? It affects around two hundred and fifty million people every year. 2. Where does it happen? Although desertification can happen everywhere, it is an especially big problem in Africa and parts of South America. It is a problem in China as well. 3. How are people affected by it? People may lose their homes and farms because the land is too dry to use. Many families starve and others move to the cities to find work. 4. Why does it happen? Some parts of the world are becoming drier because the weather has changed. However, the actions of humans are making the problem of desertification much worse. 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. 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 … 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. 1. Finish reading the article in Part A on Page 105 in Workbook. 2. Do Part B on Page 105 after class.