1、人教选择性必修第三册 Unit 3 Assessing Your Progress教学目 Lead-in Look at the pictures and discuss what is happening.Give some advice.学习目标学习目标12To review the key words,expressions and grammar by doing the exercises To prepare an environmental proposalTo learn how Green School works in Uruguay and understand the
2、message points in the video3目标一：目标一：To review the key words,expressions and grammar by doing the exercisesActivity 1:Review the key words and expressions.starve,ecology,release,carbon,sustain,fuel,comprehensive,trend,frequently,broadcast,policy,restrict,seize,basin,reform,harmonious,submit,annual,ch
3、aos,behalf,nuclear,sensitive,jungle,smog,volume,garbage,enterprise,restore,conservation,dozen,inspection,fine,campaign,tolerate,agenda greenhouse effect,along with,refer to,carbon dioxide,fossil fuel,result in,in search of,on behalf of,dozens of Task 1 Recall the key words and phrases in this unit,a
4、nd choose a few to share their usages.Task 2 Complete the passage with the correct forms of the words in the box.garbage harmonious initiative restrict restore dozenWhen asked by a TV reporter to talk about air and water quality in his hometown,(1)Qi Mu noted,“The air is great now,and we can take mo
5、re walks and enjoy being outdoors again.”He felt quite pleased because the villagers were living _ with nature once more.However,he could not forget about an earlier time when his village had been struggling with a serious air quality problem.In the 1990s,_ from a nearby city was usually brought to
6、the village.(2)How can we make use of this?the villagers wondered.Soon they found that garbage could be used to feed pigs.(3)Over the next few years,_ of pig farms were set up,Qi recalled.But then nobody in the village wanted to open their windows.harmoniouslygarbagedozens(4)The smell from the garba
7、ge and pig waste was making us sick,Qi said.The numbers of mosquitoes and flies were also horrifying.(5)Under such circumstances,no single women wanted to marry anyone in our village and move here,Qi sighed.The villagers could no longer tolerate the situation.So an _ was launched and a clean-up camp
8、aign was added to the government agenda,including _ large vehicles from passing through the village.Garbage from the city was no longer disposed of in the village,and more trees were planted.(6)We can all breathe more freely now that the natural beauty of our village has been _ said Qi.initiativeres
9、toredrestrictingActivity 2:Review the grammar.Task 1 Review direct speech and indirect speech.1.时态变化时态变化 如果主句的谓语动词是一般过去时，从句的谓语动词在时态方面要做相应的变化。直接引语直接引语间接引语间接引语一般现在时 一般过去时 一般将来时过去将来时现在进行时过去进行时现在完成时过去完成时一般过去时过去完成时直接引语变为间接引语时，从句中的人称、时态、指示代词、时间状语和地点状语等一般均要作相应的变化。2.人称变化人称变化 一随主、二随宾、第三人称不更新。一随主：直接引语中第一人称变为与
10、主句的主语相一致的人称。二随宾：直接引语中第二人称变为和间接宾语（即听话人）相一致的人称。第三人称不更新：直接引语中第三人称变为间接宾语时，人称不变。变化项目变化项目直接引语直接引语间接引语间接引语指示代词指示代词thisthatthesethose时间状语时间状语nowthentoday,tonightthat day,that nightthis week/monththat week/month 3.指示代词、时间状语、地点状语和动词的变化。指示代词、时间状语、地点状语和动词的变化。变化项目变化项目直接引语直接引语间接引语间接引语yesterdaythe day beforeten da
11、ys/weeks agoten days/weeks beforetomorrow/next year the next day/year地点状语地点状语herethere方向性方向性动词动词comegobringtake注意：注意：以上变化要根据实际情况而定。如果就在当天转述，yesterday,tomorrow等时间状语不必改变；如果就在当地转述，here不必变为there。Task 2 Report the direct speech in Activity 1.1._2._3._4._5._6._Qi Mu noted that the air was great then,and t
12、hey could take more walks and enjoy being outdoors again.The villagers wondered that how they could make use of that.Qi recalled that over the next few years dozens of pig farms had been set up.Qi said that the smell from the garbage and pig waste had been making them sick.Qi said that under such ci
13、rcumstances no single women had wanted to marry anyone in the village and move there.Qi said that they could all breathe more freely then that the natural beauty of their village had been restored.Activity 3:Reflecting.What new words and expressions have you learnt from this unit?Can you report othe
14、rs statements,requests,or questions fluently and accurately?If not,what are your difficulties?What have you learnt about environmental issues from this unit?What are you going to do to help solve the environmental problems we are facing?Overall,I thought this unit was interesting useful so-so diffic
15、ult.目标二：目标二：To prepare an environmental proposal Activity 1:In groups,discuss the following questions.1.What is the main environmental issue you want to address?Choose one from the list below,or think of your own.l Plastic bag waste l Energy conservationl Waste sorting system for recyclingl Water co
16、nservation2.What small things can people do in their community to help?What simple inventions might help reduce the impact of the issue?Use the Internet to help you find ideas and take notes.3.Will you give advice for people to follow?What is your advice?Activity 2:Create your project presentation.U
17、se diagrams and illustrations to show how your ideas will work.Use the example below for ideas.l How many parts does the proposal given include?l Which part is most important?l What language features do you think the proposal has?l What else do you think can be added to your proposal to make it more
18、 convincing and attractive?Stylistic features版面(Layout):headline,body,diagrams,illustrations语言特点(Language):clear,concise,educational/impressive/informative建议(Advice):parallel clauses,imperative sentences,incomplete sentences结构(Structure):leading part,supporting parts,conclusion partActivity 3:Presen
19、t your proposal to the class.Each member should take turns to explain or show one part of the presentation.Activity 4:After hearing all the presentations,discuss which proposals and presentations were the best and give suggestions for improving them.Here is an evaluation sheet:Content Is this propos
20、al applicable?Is it complete?Does it include diagrams or illustrations?Does it convince you?Or will you accept this proposal immediately?Presentation Does each member in the group present his or her ideas?Is the proposal presented clearly?Does the presentation impress you?Your suggestions目标三：目标三：To
21、learn how Green School works in Uruguay and understand the message points in the video Activity 1:Before you watchTask 1 Look at the picture and the title.Know something about Green School in Uruguay.Green School in Uruguay This video is about a green school in Uruguay that teaches its students abou
22、t recycling,energy saving,and growing their own food.Built from recycled materials,the school produces no waste and is powered by solar panels.Task 2 Here are some photos from the video.In groups,use the following words and phrases to describe what is going on in the photos.solar panels trash school
23、 reuse buildtin cans plants volunteers grow food collectold car tyres learn children teachSuggested Answers:1.These are tin cans that would usually be trash,but have been collected,perhaps to reuse them for something.2.Volunteers are building part of the school.3.This is part of the school that has
24、been built using old car tyres.4.These are plants.Students grow food inside the school.5.This is a classroom where children are taught.6.There are solar panels on the outside of the school building.These use energy from the sun to provide power for the school.Activity 2:While you watchTask 1 Check t
25、he answers in Before You Watch.Task 2 Answer these questions.1.Where is Uruguay?2.Why is the school autonomous?3.What nickname does the US architect Michael Reynolds call himself?4.Who else other than the students learn from the workshops?5.How does one student educate his mother about waste?Suggest
26、ed Answers:1.Uruguay is in South America.2.The school is autonomous because it isnt connected to any energy or water infrastructure.3.Michael Reynolds calls himself a garbage warrior.4.The teachers also learn from the workshops.5.One student educates his mother about waste by picking up any waste he
27、 finds on the way to and from school and disposing of it properly.Activity 3:After you watchDiscuss these questions in groups.1.Do you know any similar projects in your city or country?How do people reuse and recycle trash to create new things and technologies?2.In small groups,discuss other ways tr
28、ash could be reused and recycled.What things could you make?What kinds of trash could you use?Suggested Answers:1.In my country some people collect plastic bottles and use them to make furniture for gardens and parks,such as benches and playground equipment.2.Trash can be reused in many ways.We coul
29、d make plant pots for the school garden from plastic bottles and pots.We can cut off the tops of the bottles,put holes in the bottom,then fill with soil and a plant.Then we can hang them on a wall to make a wall garden.学习总结学习总结1.Have you mastered the key words in this unit?2.Do you know what the Green School is now?
