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,*,Topic:How to protect our environment,Period 5:Writing,Unit 4 Astronomy,容,Topic:How to protect our envi,Step 1:Warming up,Long long ago,the world we lived in was very beautiful.,We lived a very happy life.But now,The sky was blue.,The air was fresh.,The water was clean.,Step 1:Warming upWe lived a ve,Whats happened to the earth now?,What has led to this?,Have we come to the end of the world?,Whats happened to the earth n,Global warming may cause natural disasters,such as floods,hurricanes,drought and so on.,The earth may become too hot to live on.,Global warming may cause natur,Step2:,Discussion in groups,What problems have been caused by humans to the earth?,Step2:Discussion in groupsWha,Pollution,air,pollution,water,pollution,What pollution do you often see in our daily life?,Brainstorm,ing,rubbish,pollution,white,pollution,White pollution refers to plastic pollution,which is a new member of the pollution family.,Pollutionair waterWhat polluti,Group work:Finish the worksheet,(E,ach group should focus on one aspect of pollution),Group work:Finish the workshe,Invite one group to report on air pollution,the cause,the effect,Invite one group to report on,We know that fresh air is very important to mankind.However,human beings often forget this and do all kinds of bad things to harm our living place.Many factories produce harmful gases into the air.As a result,we will breathe in the polluted air,which makes it easier for us to get disease.,cause,effect,linking word,This part tells you the importance of air+the fact that human beings forget and harm it.,Say the cause and the effect again,this time joining the two,together.,We know that fresh air is very,Invite one group to report on water pollution,the cause,the effect,Invite one group to report on,Our drinking water is being polluted,which does harm to our health.One reason is many factories just pour waste water into the river without treatment.,As water is fundamental to the development of life,this irresponsible act has to be stopped.,cause,effect,linking word,This part tells you the importance of water.,Say the cause and the effect again,then link the two ideas together,.,Our drinking water is being po,Invite one group to report on rubbish pollution,the cause,the effect,Invite one group to report on,Rubbish can be seen here and there.,Each person produces about two kilograms of rubbish in our homes a day.Worse still,many factories create industrial waste.These rubbish has polluted air,water,soil and so on,which affects our life,cause 1,effect 1,linking word,cause 2,effect 2,Your turn to say the cause and the effect,Rubbish can be seen here and t,Invite one group to report on white pollution,the cause,the effect,Invite one group to report on,White pollution is getting more and more serious,which should be paid attention to.,Human beings use unrecyclable and,non-degradable(,不可降解的）,plastic shopping bags and lunch boxes for convenience.,These white trash cannot be degraded,which does harm to the environment.,cause,effect,Attributive clause,This part tells you the problem is getting very serious.,Your turn to say the cause and the effect,White pollution is getting mor,Our home is being destroyed,and the pollution is getting more and more serious.,Our homeland is in danger.,What should we do?,Talk,about it,.,Solutions,Our home is being destroyed,a,Step3:Brainstorming,Discuss about what should be done to save/protect the earth and then share your ideas,Step3:BrainstormingDiscuss ab,You can make use of the following expressions,You can make use of the follow,Step 4:Writing task,现在环境变得越来越差。环境问题影响着我们的工作，学习，生活。我们该如何保护我们的环境？,请以此为题写一篇短文,.(100,字左右,),写作要点：,存在的问题,(Cause),：,1.,空气、水被污染；,2.,塑料袋、白色快餐盒随处可见,造成的影响,(Effect),：,1.,气候的改变；,2.,饮用水受到污染；,3.,人们更容易生病,改进的措施,(Solution),：,倡导低碳生活 如节电节水,请你再写,12,条措施,提示词：,气候,climate,过低碳的生活,lead a lower-carbon life,Step 4:Writ,Structure of your essay,Para.1:introduction,Our environment is getting worse and worse,which affects our work,study and life.,Para.2:causes,Para.3:effects,Para.4:solutions,Para.5:conclusion,In a word,we should lead a lower-carbon life.,Structure of your essayPara.1:,Assessment checklist,Assessment checklist,Homework,1.Polish your writing and hand it in.,2.Enjoy Michael Jacksons song We Are The World and Earth Song.,Homework1.Polish your writing,Thank you!,Thank you!,