【課件】Unit4Spaceexploration-Period4ReadingforWriting課件高一英語人教版（2019）必修第三冊

1、Learning aims1. To read quickly to get main idea; read carefully to get the detailed information.2. To master the structure and language features of an argumentative essay.3. To learn to write your opinion about space exploration.4. To know the value of space exploration.Leading-inLook at the pictur

2、es and learn about the advantages and disadvantages of space exploration.Do you think exploring space is a waste of time and money? Why?ThinkingReading Comprehension1. Find out the main idea of each paragraph. Para. 1: _ _ Para. 2: _ _ Para. 3: _ _ Para. 4: _ _ Para. 5: _ _Present an argument whethe

3、r exploring space is a waste of time and money.Exploring space has made a difference in the fight against world hunger.Space exploration has already promoted technological improvements that benefit us.Sending astronauts into space has furthered understanding of the worlds problems and figuring out w

4、ays to solve them.Fast readingDraw a conclusion that exploring space is of great benefit, so we should continue. an argument about introducing different benefits of exploring space. 2.The main idea of the passage is about _Careful reading1. Why are some people against space exploration?2. What has s

5、pace exploration done for food production?3. How does space exploration benefit the products that people use nowadays?4. What did the pictures of Earth from space make people realise? They think space exploration wastes time and money and humans should feed the poor and find solutions to other probl

6、ems, such as pollution and fatal diseases.Space exploration has resulted in many satellites, which can record data on land and weather patterns.These studies help farmers grow more crops and warn them about natural disasters before they occur.It made people realise that our planets resources are lim

7、ited.Advanced technology developed for space exploration has promoted technological improvements that benefits us all by allowing products to be made to a higher standard.Para.1Para.2Para.4Para.3Fill in the blanks and catch the structure of the passageDifferent opinions about space explorationSome p

8、eople argue that we should stop exploring, while others feel this is a 1. _ view. shallowDifferent benefits of exploring spaceIt has 2. _ in the fight against world hunger.It has 3. _ technological improvements.It helps people 4. _the worlds problems. made a difference promotedthink aboutDraw a conc

9、lusionExploring space should 5. _continueDifferent opinions about space explorationIntroductionClosingTopic sentenceSecondly, space exploration has already promoted technological improvements that benefit us all.Topic sentenceFinally, sending astronauts into space has helped people to think about th

10、e worlds problems and even to find ways to solve them. Body Paragraphs: supporting evidenceTopic sentenceFirst, exploring space has made a difference in the fight against world hungerThe writers opinion:Exploring space provides the world with many different benefits. Study the organisation and langa

11、uge features1. argue vt. & vi. 論證；爭辯；爭論論證；爭辯；爭論Some people argue that we should stop wasting time and money exploring space. 有些人認(rèn)為我們應(yīng)該停止浪費(fèi)時間和金錢去探索太空。 argue with sb. about/over sth. 與某人與某人 爭論某事爭論某事argue for 為支持為支持而爭辯而爭辯argue against 為反對為反對而爭辯；不贊成而爭辯；不贊成argue that. 爭辯爭辯；認(rèn)為；認(rèn)為 argument n. 爭論；辯論爭論；辯

12、論 Language points【知識歸納知識歸納】【即學(xué)即練】【即學(xué)即練】語法填空語法填空 Tom has been arguing_his brother about where they should go for their holidays. Robert argued _ reducing his pocket money every month. Most teachers argued_an increase in their salaries. Its no use _（argue）with me about the matter. You should solve the

13、 problem by _（argue），），not by fight. withagainstforarguingargument2. shallow adj. 膚淺的；淺的膚淺的；淺的However, others feel this is a shallow view which fails to realise how exploring space helps us. 然而，其他人認(rèn)為這是一種膚淺的觀點(diǎn)，沒有意識到探索太空是怎樣幫助我們的。a shallow argument 膚淺的論點(diǎn)膚淺的論點(diǎn) shallowly adv. 膚淺地；淺地膚淺地；淺地 shallowness n.

14、膚淺；淺膚淺；淺 shallow adj. 淺的淺的 deep adj. 深的深的【知識歸納知識歸納】【即學(xué)即練】【即學(xué)即練】完成句子完成句子His argument was_（如此膚淺）（如此膚淺）that few people were argued into supporting his idea. _（越淺）（越淺）the earthquake is，the more likely it is to cause damage. 單句翻譯單句翻譯 這條河里的水太淺了，我們可以走過去。這條河里的水太淺了，我們可以走過去。 _ 鮑勃是個膚淺的人。另外，他很懶。鮑勃是個膚淺的人。另外，他很懶。

15、 _so shallowThe shallowerThe water in this river is so shallow that we can walk across it.Bob is a shallow person. Besides， he is very lazy.3. limited adj. 有限的有限的Seeing pictures of our planet as an island in a black sea made people realise that our planets resources are limited. 把我們星球看作是在黑暗的海洋中一個島嶼，

16、這使人們意識到我們星球的資源是有限的。limit n. & vt. 限制限制 set a limit to/on 限制，控制限制，控制 There be no/a limit/are limits to/on. 是無限的是無限的/ 有限的。有限的。limit. to. 把把限定在限定在 be limited to 限定在限定在 limitless adj. 無限的無限的【知識歸納知識歸納】【即學(xué)即練】【即學(xué)即練】語法填空語法填空Time is_（limit），），so we must get down to work now. Henry is a man of_（limit）abil

17、ity，so the manager wont allow him to take charge of the department. The universe is becoming bigger all the time，so it is _（limit）. There is a limit _ what one person can do. limitedlimitedlimitlessto4. closing adj. 結(jié)尾的；結(jié)束的結(jié)尾的；結(jié)束的 n. 停業(yè)；關(guān)閉；倒閉停業(yè)；關(guān)閉；倒閉 In closing，exploring space provides the world wit

18、h many different benefits. 最后， 探索太空給世界帶來了許多不同的好處。in closing 最后最后 closing date 截止日期截止日期closing time（酒店、餐館、商店等）打烊時間；停止?fàn)I業(yè)時間（酒店、餐館、商店等）打烊時間；停止?fàn)I業(yè)時間get/be close to 靠近；接近靠近；接近 【知識歸納知識歸納】【即學(xué)即練】【即學(xué)即練】語法填空語法填空The _（close）date for the application is April 30. At the _（close）ceremony，they gave us a wonderful pe

19、rformance. _（最后），（最后），daydreaming helps you to know yourself better. Dont _（靠近）（靠近）the dog，because it is fierce. closingclosingIn closingget close to 最近，你班同學(xué)就“太空探索是否值得”這一話題展開了一場討論。請你根據(jù)下表提供的信息，用英語寫一篇短文介紹討論的情況，并談?wù)勛约旱目捶ā?0%的同學(xué)認(rèn)為：70%的同學(xué)認(rèn)為：不值得探索2離我們及我們的日常生活太遙遠(yuǎn)3浪費(fèi)金錢。這些金錢本可用來解決地球上的饑餓、污染等問題1. 值得探索2已使用衛(wèi)星進(jìn)行通訊

20、傳播、天氣預(yù)報3有望解決地球人口問題、地球能源短缺問題Writing1. Know the structure of an argumentative essayWritingIntroduction: present the topic and different opinions about space exploration. Body: give supporting evidence. (topic sentences, linking words)Closing: draw a conclusion and express your opinion.point 1.point2.p

21、oint 3.2. the outlineParagraph 1：_ _Paragraph 2：_ _Paragraph 3：_ _Paragraph 4：_ _Recently，students in our class have had a discussion on whether space is worth exploring.30% of us think space exploration is not worthwhile.On the other hand，70% think space is worth exploring. As far as I am concerned

22、, it is worthwhile to explore the space.用于太空探索的資金可以用來解決地球的饑餓和污染等問題。用于太空探索的資金可以用來解決地球的饑餓和污染等問題。(過去分過去分詞作定語詞作定語) _30%的同學(xué)認(rèn)為的同學(xué)認(rèn)為太空太空不值得探索。不值得探索。_他們認(rèn)為太空探索離我們及我們的日常生活太遙遠(yuǎn)并且浪費(fèi)金錢。他們認(rèn)為太空探索離我們及我們的日常生活太遙遠(yuǎn)并且浪費(fèi)金錢。_ And the money spent on space exploration can be used to solve the earths problems such as starvati

23、on and pollution.30% of us think space exploration is not worthwhile.They think space is too far away from us and our daily life and is a waste of money.3. make sentences70%70%的人認(rèn)為太空值得探索，因為我們從中受益匪淺。的人認(rèn)為太空值得探索，因為我們從中受益匪淺。(because)(because)_總有一天，我們可以搬到其他星球去解決人口問題?？傆幸惶欤覀兛梢园岬狡渌乔蛉ソ鉀Q人口問題。(by doing)(by d

24、oing)_太空研究將使我們能夠找到新的能源來解決地球上的能源短缺問題。太空研究將使我們能夠找到新的能源來解決地球上的能源短缺問題。( (不定式作目的狀語不定式作目的狀語) )_在我看來在我看來, , 探索太空是值得的。探索太空是值得的。_70% think space is worth exploring because we have benefited a lot from it.We may solve the population problem by moving to other planets one day.Space research will enable us to f

25、ind new sources to solve the problem of energy shortages on the earth.As far as I am concerned, it is worthwhile to explore the space. Writing Recently, students in our class have had a heated discussion on whether space is worth exploring. Students hold different ideas about it. 30% of us think spa

26、ce exploration is not worthwhile. They think space is too far away from us and our daily life and is a waste of money. And the money spent on space exploration can be used to solve the earths problems such as starvation and pollution. On the other hand，70% think space is worth exploring because we h

27、ave benefited a lot from it，such as using satellites for communication and weather forecast. Whats more，with further space research，we may solve the population problem by moving to other planets one day. Also，space research will enable us to find new sources to solve the problem of energy shortages

28、on the earth.As far as I am concerned, it is worthwhile to explore the space. Not only can it promote the development of society but also enrich our life. Does the introduction state the topic?Does the introduction express different opinions about the topic?Does the body give arguments with suitable

29、 supporting information?Does the closing express the writers opinion and end properly?Are there any grammar, spelling, or punctuation errors?Check and revise your draft詞匯詞匯清單清單核心短語核心短語應(yīng)用詞匯：應(yīng)用詞匯：1.argue:argue with sb. about/over sth.; argue for ;argue against; argue that. 2. shallow: a shallow argume

30、nt 3. limit : set a limit to/on, There be no/a limit/are limits to/on, limit. to., be limited to4. closing: in closing; closing date; closing time; get/be close to the solution to; make a difference ; result in;a number of ;as a result;provide for sb.;at present;run out 認(rèn)知詞匯認(rèn)知詞匯: fatal, analysis, hi

31、gh-end,regularly, foam, pillow, smartphone拓展詞匯：拓展詞匯：regularly regular; limited limit limitation limitless; closing close; attachattachmentSummary With the development of modern technology and economy, the living standard of the people is improving day by day. This leads to a very common phenomenon:

32、more and more waste cannot be processed effectively, _ a series of problems, such as environmental pollution and waste of _. On July 1st Shanghai introduced strict trash-sorting regulations that are expected to be used as a model for the country. Residents must divide their waste into four separate categories including hazardous waste, _ waste, household food waste and residual waste. Then throw them into specific public bins at scheduled times. A lot of residents cannot _the classification standard because they lack re