M5U2Task

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2019/12/5,#,单击此处编辑母版标题样式,#,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,Unit 2,The environment,Task,Desertification,a growing problem,1.250,000,000,2.a third,3.South America,4.breathe,5.homes and farms,6.many reasons,7.much worse,8.depend on,9.energy,10.educating,Questions:,How are people affected by desertification?,Why does desertification happen?,Some people lose their homes and farms,some starve and others move to cities to find work.,The weather has changed.,People plant too much on the land,Too many animals depend on the same land for food.,People cut down trees for energy,What is desertification?,The name of what happens when land that can be used for farming turns into desert.,to build fences,to plant plants and bushes,to train people in how to use water,to do research about the problem,to find and drill for underground water,to provide better administration,to share information between countries,to use satellites to pick out the areas,Discussion:,1.How serious is the problem of desertification?,2.Why is it important to fight it?,3.What can we students do to help fight this problem?,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,Ways of presenting point of view in,your discussion:,Structure of the article,Para1:present situation,Para2:importance to fight the problem,Para3:our measures to solve the problem,Para4:hopes/summary/conclusion,