2019新人教高中英语必修三Unit4Space exploration--Reading for writing公开课教案.docx

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1、2019新人教高中英语必修三Unit4 Space explorationReading for writing 公开课教案Teaching aims:1. Enable students to distinguish the thesis statement and the related arguments while reading the argumentative essay about space exploration.2. Enable students to reflect on the question of whether exploring space is worth

2、 the money and effort.3. Help students to analyse the structure and language features of an argumentative essay.4. Guide students to write an argumentative essay about space exploration.Teaching key points:1. Lead students to reflect on the question of whether exploring space is worth the money and

3、effort.2. Lead students to write an argumentative essay about space exploration.Teaching difficult points:1. Enable students to distinguish the thesis statement and the related arguments while reading an argumentative essay.2. Enable students to analyse the organisation and language features of an a

4、rgumentative essay.Step 团 Lead-inActivity 1 Look at the picture and answer the following questions.NASA satellite image of Typhoon Goni1 .What can you see in the picture?2 .Where do you think the picture was taken?3 .Why do people take such pictures from space?4 .Do you think its worth the money and

5、 effort?Suggested answers:l.There is a powerful cyclone called Typhoon Goni.2.It was taken from the space by NASA satellite.3.It can help predict the weathecprotect lives and reduce losses.4.The answer may vary.Activity 2 Look at the title and answer the questions.1 .What do you think will be includ

6、ed in the passage?2 .What kind of the text is it?Suggested answers:l.lt talks about the question of whether exploring space is worth the money and effort.2.1 ts an argumentative essay.Steps Reading for the main ideaRead the passage and answer the questions.1 .What/s the authors point of view on this

7、 issue?2 .Why are some people against space exploration?3 .What has space exploration done for food production?4 .What did the pictures of Earth from space make people realise?5 .How does space exploration benefit the products that people use nowadays?Suggested answers:1 .The author doesnt think exp

8、loring space is a waste of time and money.2 .Because they think that we should feed the worlds poor and find immediate solutions to other problems,such as pollution and fatal diseasesjnstead.3 .A number of the satellites record data on land and weather patterns.These studies help farmers grow more c

9、rops and warn them about natural disasters before they occur.4 .They made people realise that our planets resources are limited.5 .Advanced technology developed for space exploration has promoted technological improvements that benefit us all by allowing products to be made to a higher standard.Step

10、 团 Reading for the detailsActivity 1 Read paragraphs 2,3 and 4 again to find out the arguments and supporting details.Paragraph 2:The argument:Supporting details:Paragraph 3:The argument:Supporting details:Paragraph 4:The argument:Supporting details:Suggested answers:Paragraph 2:The argument:Firstly

11、,exploring space has already made a difference in the fight against world hunger.Supporting details:recording data on land and weather patterns;transmitting data to Earth;analysing data;providing recommendations sand adviceParagraph 3:The argument:Secondly,space exploration has already promoted tech

12、nological improvements that benefit us all.Supporting details:new material;better heart monitors and other machines;GPS;memory foam pillows;smartphone camerasParagraph 4:The argument:Finally,sending astronauts into space has helped people to think about the worlds problems and even to find ways to s

13、olve them.Supporting details:limited resources;finding other planets to live on.Activity 2 Underline the sentence that repeats the writers opinion in the last paragraph.Suggested answers:In closing,exploring space provides the world with many different benefits.Step团 Reading for the structure and la

14、nguage featuresActivity 1 Analyse the topic sentence and get to know the organisation of anargumentative writing.Organisation of an argumentative writingParagr aph 1Some people argue that we should.However,others feel.introduction paragraphParagr aphs 2-4Firstly,.madeadifference.Secondly,.promote d.

15、Finally,.hashelped.body paragraphParagr aph 5In closing,.different benefits.closing paragraphActivity 2 Further analyse the features of an argumentative writing.Para. 1 introduction paragraphThe author intends to.useful structures to express different opinionsSome people argue that.However,others fe

16、el that.Opinions are divided on the topic of. People don/t think.while others hold. People/s views on.vary. People may have different opinions on.Paras. 24 body paragraphWhere is the argument in each paragraph?supporting evidence:.language features:.The author intends to.useful structures to express

17、 supporting evidence No one can deny the fact that. Recent studies indicate that. There is sufficient evidence to show. According to the data proved by. Jt can be seen that. I think it necessary to.The reasons are as follows.Firstly,.Secondly,.Finally,.Para. 5 closing paragraphThe author intends to.

18、useful structures to conclude your points From what has been discussed above,we can draw the conclusion that. In conclusion,it is important that. In summary,! strongly support that.Suggested answers:Para. 1give background information,stimulate the readers interest and state the point of viewParas. 2

19、4The topic sentence is usually at the beginning in each paragraph.supporting evidence:data,facts,case studies,authorityzetc.language feature:concise,essential,objective,calm,detailed,etc.The author intends to show main arguments and to persuade the readersPara. 5summarise the argument and to rephras

20、e the pointStep团Write an argumentative essay about space explorationActivity 1 Decide upon a topicTopic:Suggested answers:Is exploring space a waste of time and money?Activity 2 Structure the essayAre these arguments for or against exploring space? Choose your own ideas and write your supporting arg

21、uments on your worksheet.A:There are a lot of unsolved mysteries on Earth.So why are we going into space to explore?B:lt is necessary to find a new home for people in spacers the resources on Earth will run out.C:l cannot understand spending all this money on expensive research and experiments when

22、so many people need food.D:Exploring space encourages scientists to improve technology that can help people in other ways,too.For space exploration:Against space exploration:Introduction paragraphBody paragraphClosing paragraphSuggested answers:B D;ACIntroduction paragraph:different opinions and the

23、 thesis statementBody paragraph arguments and supporting details/evidence/examples Closing paragraph:restatement of the writers opinionActivity 3 Use the checklist to check and improve your draft.0Does the introduction state the topic?0Does the introduction express different opinions about the topic

24、?0Does the body give arguments with suitable supporting information?0Does the closing express the writers opinion and end properly?V|Are there any grammar,spelling,or punctuation errors?Activity 4 Your revised composition.Is exploring space a waste of time and money?Suggested answers:Space Explorati

25、on is a Waste of Time and MoneyEveryone gets excited by the news of the most recent space flights,and I too share in peoples sense of awe and wonder at the photos from space that we see.Having said that,it is hard to believe that the high cost of space flight is justified so that we can get some lov

26、ely pictures.We should be spending our money more wisely,on what people need.I cannot understand spending all money on expensive research and experiments when so many people need food.Around the world,millions of people are hungry and dying of starvation.On the other hand,we hear on TV that for as l

27、ittle as a dollar a day,a child in Africa can be saved.Considering the billions spent on space travel,it just seems a better investment to feed the hungry.Some people argue that someday we will have to go live in space because the world will be made impossible to live in through pollution.This seems

28、 silly.When your house gets dirty,you spend the time and money to clean it up.You dont move house simply because you need to wash your windows or vacuum the floor.ln the same way,it makes more sense to use our time and money to take care of our planet,rather than look for a new home.Finally,there ar

29、e a lot of unsolved mysteries on the earth.So why are we going into space to explore? There are still many things to discover in the ocean depths and the Antarctic.But we do not even have to go that far:Science has yet to unlock all the mysteries of the atom,and there are many realms of technology t

30、hat we are just beginning to understand and explore.In the end,it just does not seem a very wise investment to go to space.We have too many needs here on the earth to be wasting our effort on space exploration.Step团 Homework假定你是李华，你班最近一次班会的主题是太空探险的意义。请结合下表内容给校英语报“Voice Your Opinion栏目写一篇报道,介绍讨论情况并发表你

31、的观 占 八八O赞同理由1 .获得新知识2 .从太空获得新资源3 .扩大人类生存空间反对理由1 .耗资巨大2 .宇航员的安全问题你的观点注意:词数80左右，可以适当增加细节，以使行文连贯；标题已为你写好，不计入总词数。Space Exploration,Yes or NoSuggested answers:Space Exploration,Yes or NoThe topic of space exploration is becoming more and more popular recently.People have divided opinions about it.Some of

32、 us think it important to explore space because people can have a better understanding of the outer space through exploration.Secondly,with the resources on the earth running out,it is necessary to find new resources in the outer space.Thirdly,these explorations make it possible to find other planet

33、s which are suitable for humans to live on.However,others think very differently.They said this kind of exploration is a waste of time and money.Besidesjt is extremely dangerous for astronauts to explore space,so sometimes they risk their lives in finishing the mission.As far as Im concerned,people should be pioneering.Although there are huge risks and difficultiesjt is worth carrying on space exploration.