1、课 题Book 6 unit4Global warming( writing)第 6 教时教学目标How to help the students to write a composition on how to protect our earth 重、难点The usage of the language 教学过程修改意见Step 一.语篇运用用本单元所学词汇、句式及语法翻译下列句子。1科学家都赞成，总的来说，相比过去一个世纪，地球日趋稳步变暖。(subscribe to，tend to steadily，compared to，on the whole)_答案：Scientists sub
2、scribe to the view that the globe tends to be steadily warmer compared to the past century on the whole.2他们明确表示正是人类燃烧大量的燃料导致普遍的“温室效应”现象。 (state，quantities of，result in，widespread phenomenon，用强调句)_答案：They state that it is human beings burning quantities of fuels that results in the widespread phenome
3、non “greenhouse effect”3因此，全地球的人民都难于忍受酷热的夏季和寒冷的冬季。(As a consequence，put up with)_答案：As a consequence，it is hard for global villagers to put up with the extreme heat in summer and the freezing cold in winter.4我们经常遭受无尽的灾难，如洪水、干旱等。(catastrophe，flood，drought，and so on)_答案：We are often caught in endless
4、catastrophes such as flood，droughts and so on.5我代表我们组织提倡大家要过低碳生活。(on behalf of，advocate doing)_答案：I speak on behalf of our organization to advocate all of you leading a lowcarbon life.6只要我们许下承诺来做这件事，并且坚持继续做，每个人的贡献都是很重要的。(so long as，make a commitment to do，keep on，contribution)_答案：So long as we make
5、a commitment to do it and keep on doing，every individual contribution counts.7我们消耗得越少，生活越环保，我们的未来就会越好，这是没有人会反对的。(consume，be opposed to)_答案：The less we consume and the greener life we lead，the better our future will be，to which no one will be opposed.连句成篇将上述句子连成一篇意义连贯的五句话短文。_答案：Scientists subscribe t
6、o the view that the globe tends to be steadily warmer compared to the past century on the whole. They state that it is human beings burning quantities of fuels that results in the widespread phenomenon “greenhouse effect”As a consequence，it is hard for global villagers to put up with the extreme hea
7、t in summer and the freezing cold in winter and we are often caught in endless catastrophes such as flood，droughts and so on，so I speak on behalf of our organization to advocate all of you leading a lowcarbon life.So long as we make a commitment to do it and keep on doing，every individual contributi
8、on counts.The less we consume and the greener life we lead，the better our future will be，to which no one will be opposed.Step 二基础写作第一节由于人类过多使用不可再生能源，大气中二氧化碳的含量逐年增加，导致全球气温上升。如何应对全球变暖成为世人关注的话题。请用英语就“如何应对全球变暖”这个主题写一篇短文。【写作内容】群策群力，中学生在日常生活中也能帮助应对全球变暖问题：1减少电器使用，不用时关闭电源；2尽量步行或骑自行车；3劝父母购买节能产品；4多植树，爱护树木。【写作
9、要求】1只能使用5个句子表达全部内容；2短文的开头和结尾已给出，不计入总句数。【评分标准】句子结构准确，信息内容完整，篇章连贯。As global warming is getting more and more serious，people now are paying more attention to how to deal with the problem._Remember that your contribution counts.One possible version：As_global_warming_is_getting_more_and_more_serious，peop
10、le_now_are_paying_more_attention_to_how_to_deal_with_the_problem.As middle school students，firstly，in order to save electricity, we should use electric items less often if possible，and turn them off if not using them. Secondly，its beneficial to us and the environment if we choose to walk or ride a b
11、ike when going out. Besides，its quite helpful to persuade our parents to buy products which useless energy. Finally but most importantly，we should plant as many trees as possible，and take good care of the plants around us.I strongly believe that individuals together can make a difference，so lets sta
12、rt to take actions and make the earth a better place to live on.Remember_that_your_contribution_counts.第二节话题写作随着科学技术的发展，人类对环境的污染越来越严重，全球气候变暖已经成为人们关注的重要问题之一。请结合本单元内容，围绕节能、降耗和减排等措施，写一篇短文，号召人们行动起来，保护我们的美好家园地球。注意：1.文章开头已给出，不计入总词数；2词数120左右。With the development of science and technology，the climate has be
13、en getting warmer and warmer in recent years._One possible version：With_the_development_of_science_and_technology，the_climate_has_been_getting_warmer_and_warmer_in_recent_years.To stop global warming we should take some immediate measures.First，it is believed that saving energy is an effective solut
14、ion to the problem.For example，turn off the lights，the TV，the computers and so on if we are not using them，and walk or ride a bike to go to work instead of using vehicles when possible.Second，reducing the amount of waste gases and polluted water is another way to protect the earth. People are used to throwing bottles and plastic bags everywhere.Factories pour polluted water directly into the river and heavy smoke into the air.They are harmful to our earth.We therefore must act now，and work out the problems globally. However difficult it may be教学反思