Unit 3 Using Language-ppt课件--(2022)高中英语选择性必修第三册.pptx

1、【版本：新人教册别：选择性必修三版本：新人教册别：选择性必修三】Using LanguageUNIT 3 ENVIRONMENTAL PROTECTION目录页Pre-readingLanguage pointsWhile-readingHomeworkIIIPost-readingPre-readingPre-reading:Think and talk What place do you think it might be?Is it beautiful?Did you know the Li River had been once polluted?Here is a report on

2、 the Li River REDUCING WATER POLLUTION IN THE LI RIVER.What might be talked about in the report?Pre-reading:Think and talkWhile-readingWhile-readingParagraphsMain IdeasParagraph 1Paragraph 2Paragraph 3Paragraph 4Introducing the topic Describing the problemPresenting the measuresPresenting further so

3、lutionsWhat are the factors that caused the pollution?Read the report and summarise the main idea of each paragraph.While-reading:What are the factors that caused the pollution?Li River Pollutionincreasing touristskitchens on boardthe rise of local populationrise in commercial and industrial enterpr

4、isesmore chemicals for crop productionWhile-reading:Li River Pollutionincreasing touristskitchens on boardthe rise of local populationrise in commercial and industrial enterprisesmore chemicals for crop productionHow did they cause the water pollution?An example:Water quality suffered greatly from t

5、he increasing tourists,many of whom frequently threw garbage into the river.While-reading:What measures have been taken to improve the Li Rivers water quality?2.the collection and transport of household waste6.4.strict regulations&new rules3.the closure or relocation of polluting enterprises5.mediaA

6、n example:The construction of waste water treatment facilities improved the water quality and water conservation.1.waste water treatment facilitiesSolutionsWhile-reading:Try to summarise the expressions used in presenting causes and solutions.Cause and effectProblem and solution have negative effect

7、s on contribute to lead to Urgent steps should be taken to.A comprehensive initiative.With a number of measures that addressed.With these measures.With such campaigns in effect.Verbs:improve,close,set up,introduce,spread,carry out,fine,preserve,tackle,head towards.suffer from in order to cause Post-

8、readingPost-reading How to write a report on an environmental issue?ParagraphsContentsPara.1Para.2Para.3Para.4Topic:What+Why necessary?Problem:Where?Cause?Effect?Measures:Actions+Future actionsFurther solutions+ProspectionPost-reading:Use what you have learnt to write a reportWhat environmental prob

9、lems directly affect our school?environmental problemslitteringwater wasteplants damage.Post-reading:1.Work with your group members and choose an environmental issue that affects our campus.Then talk about the following questions:What is the issue?Why does it need to be dealt with?Where does the iss

10、ue occur?What are its causes?What effects does it have?What actions have been taken so far?What future actions are planned?Has the issue been dealt with well?Is it likely to be solved completely?Why or why not?What alternative solutions are possible?2.Write your report.The checklist Does the writer

11、describe the environmental issue clearly?Do the measures taken to deal with it sound effective?Does the writer use correct grammar,punctuation,and spelling?Post-reading:AssessingLanguage points1tourist destinations2domestic and foreign visitors3look at4take action5contribute to6commercial and indust

12、rial enterprises旅游目的地旅游目的地着眼于着眼于采取措施采取措施造成造成 /促使（某事发生）促使（某事发生）工商企业工商企业Language points:Important phrases (P32)国内外游客国内外游客7end up8dozens of9set up regulations10 garbage disposal methods11 the local authorities12 carry out inspections13 in effect 许多；很多许多；很多垃圾处理方法垃圾处理方法地方当局地方当局进行检查进行检查在实施中；有效在实施中；有效Langu

13、age points:Important phrases (P32 P33)制定规定制定规定 /规章规章最终成为最终成为14a clean-up campaign15dispose of16energy conservation17waste sorting system18on standby19unplug appliances 20energy-efficient light bulbs去掉去掉垃圾分类系统垃圾分类系统处于待机状态处于待机状态拔掉电器拔掉电器节能灯泡节能灯泡Language points:Important phrases (P34 P35)节约能源节约能源卫生清洁运动卫

14、生清洁运动 You may have read about it in the newspaper.She ought to have gone to the concert with us yestersday.What a pity!It must have rained last night,for the ground is wet.He could have passed the exam,but he was too careless.You neednt have told me the news.I have already known it.Compare and Find1

15、.What do you think might have caused water pollution in the Li River?你认为是什么造成了漓江的水污染你认为是什么造成了漓江的水污染?(P32)Language points:Important sentences(P32)情态动词的完成时情态动词的完成时根据所给提示完成句子或完成翻译。根据所给提示完成句子或完成翻译。1.I cant find my purse.I could _(leave)it in the supermarket yestersday,but Im not sure.(2018 天津)2.At some

16、time in the past Yellowstone must _(blow)up with a violence far beyond the scale of anything known to humans.(2018 天津)3.他不可能已经走远了，他的咖啡还是温的。_即学即用have left have blownHe couldnt have gone too far.His coffee is still warm.Language points:Important sentences(P32)2.Water quality in the Li River had suffer

17、ed greatly from an increasing volume of tourists,many of _ frequently threw garbage into the river.游客数量的增加使漓江的水质严重恶化，许游客数量的增加使漓江的水质严重恶化，许多游客常常将垃圾抛入江中。多游客常常将垃圾抛入江中。(P32)Language points:Important sentences(P32)“介词介词which”可引导定语从句。在非限制性从句中，数量限定词可引导定语从句。在非限制性从句中，数量限定词（如（如 some,any,none,all,both,several,e

18、nough,many 和和 few）可以和）可以和 of whom,of which 及及 of whose 连用。限定词大多放在连用。限定词大多放在 of which/whom/whose 前面。前面。句式分析whom完成下列句子。完成下列句子。1.She was educated at Peking university,_ she went on to have her advanced study abroad.2.Gun control is a subject _ Americans have argued for a long time.3.The settlement is h

19、ome to nearly 1,000 people,many of _ left their village homes for a better life in the city.即学即用after which about whichwhomLanguage points:Important sentences(P32)3.With these measures,it _(believe)that the beauty of the Li River will be preserved for generations to come.有了这些举措，有了这些举措，相信漓江之美将得到保护并世代

20、相传。相信漓江之美将得到保护并世代相传。(P33)Language points:Important sentences(P33)当句子的主语是主语从句时，常常可以用 it 作形式主语，而把真正的主语移到句子后部。用 it 作形式主语的好处是避免句子由于主语太长而显得头重脚轻。句式分析is believed根据所给提示完成句子或完成翻译。根据所给提示完成句子或完成翻译。1.It _(report)that a space station will be built on the moon in years to come.2.我怎么也没想到他可能会遇上麻烦。_3.学生们显然应该为自己的未来做好充分的准备。_即学即用is reported It never occurs to me that he might be in trouble.It is obvious that students should get well prepared for their future.Language points:Important sentences(P33)Homework1.Revise and polish your finished writing.2.Review the language points learned in this class.Homework