Unit 4 Space Exploration Reading for Writing （ppt课件） -2024新人教版（2019）《高中英语》必修第三册.pptx

1、Unit 4Period 5 Reading for Writing(英语英语 )ENGLISHENGLISH新 课 导 入Is exploring space a waste of time and money?Discussion新知讲授新知讲授课堂总结课堂总结学习目标学习目标1）阅读探讨太空探索的意义和价值的议论文，区分作者的论点与相关论据；2）能针对是否支持太空探索这一话题写一篇议论文。新知讲授新知讲授课堂总结课堂总结学习目标学习目标课 堂 学 习Read the argumentative essay about space exploration and answer the qu

2、estions.1.Why are some people against space exploration?2.What has space exploration done for food production?Because they think it is a waste of time and money,and that we should feed the worlds poor and find immediate solutions to other problems,such as pollution and fatal diseases,instead.Satelli

3、tes study land and weather patterns.These studies help farmers grow more crops and warn them about natural disasters before they occur.新知讲授新知讲授课堂总结课堂总结学习目标学习目标3.What did the pictures of Earth from space make people realise?4.How does space exploration benefit the products that people use nowadays?Th

4、ey made people realise that our planets resources are limited.Advanced technology developed for space exploration has promoted technological improvements that benefits us all by allowing products to be made to a higher standard.新知讲授新知讲授课堂总结课堂总结学习目标学习目标Study the organisation and language festures.1.R

5、ead the first paragraph and underline the different opinions about space exploration.Countries around the globe are spending billions of dollars and lots of time on various space missions,whether to Mars or other planets much further away.Some people argue that we should stop wasting time and money

6、exploring space.Instead,we should feed the worlds poor and find immediate solutions to other problems,such as pollution and fatal diseases.However,others feel this is a shallow view which much fails to realise how exploring space helps us.新知讲授新知讲授课堂总结课堂总结学习目标学习目标2.Find the three topic sentences that

7、 summarise the writers arguments about space exploration.Firstly,exploring space has already made a difference in the fight against world hunger.Secondly,space exploration has already promoted technological improvements that benefit us all.Finally,sending astronauts into space has helped people to t

8、hink about the worlds problems and even to find ways to solve them.新知讲授新知讲授课堂总结课堂总结学习目标学习目标3.Underline the sentence that repeats the writers opinion in the last paragraph.In closing,exploring space provides the world with many different benefits.Therefore,it should continue so as to provide new and

9、better solutions to peoples short-term and long-term problems.新知讲授新知讲授课堂总结课堂总结学习目标学习目标 We should stop exploring space.Other opinion:_.Exploring space can help us It can _.It promotes _.It helps people _the worlds problem.fight against world hunger technological improvements think about Exploring spa

10、ce should _.be continued Is exploring space a waste of time and money?Read the argumentative essay again and complete the mind map.Different OpinionsDifferent benefitsConclusion新知讲授新知讲授课堂总结课堂总结学习目标学习目标1.教材原文Some people argue that we should stop wasting time and money exploring space.有些人认为我们应该停止浪费时间和

11、金钱去探索太空。argue vt.&vi.论证；争辩；争论Key points归纳拓展 argue with sb.about/over sth.与某人争论某事 argue for/against.为支持/反对而争辩 argue sb.into/out of doing sth.说服某人做某事/不做某事 argument n.争论；争吵；论点 have an argument with sb.与某人争论/争吵 have an argument about/over sth.为某事争论/争吵 an argument for/against.支持/反对的论据/理由新知讲授新知讲授课堂总结课堂总结学

12、习目标学习目标即学即练 单句语法填空1.Tom has been arguing _ his brother about whether they should hire more people to work for them.2.Most teachers argued _ an increase in their salaries.3.You should solve the problem by _(argue),not by fight.withforargument新知讲授新知讲授课堂总结课堂总结学习目标学习目标2.教材原文Seeing pictures of our planet

13、 as an island in a black sea made people realise that our planets resources are limited.看着我们星球的照片，犹如黑色汪洋大海中的一个小岛，人们意识到地球的资源是有限的。limited adj.有限的归纳拓展limited time/space 有限的时间/空间 limit n.&v.限制；限度 set a limit to/on 限制，控制 be limited to 限定在 within(the)limits 不超出限度 There is a limit to.是有限的limitless adj.无限的新

14、知讲授新知讲授课堂总结课堂总结学习目标学习目标即学即练 单句语法填空1.Time is _(limit),so we must get down to work now.2.The universe is becoming bigger all the time,so it is _(limit).3.There is a limit _ what one person can do.limited limitless to新知讲授新知讲授课堂总结课堂总结学习目标学习目标3.教材原文 In order to provide for such a rapidly increasing popul

15、ation,scientists are trying to find other planets that could one day be our new home.为了满足快速增长的人口需求，科学家们正在努力寻找有朝一日能成为我们新家园的其他星球。provide for sb.提供生活所需 归纳拓展 provide for sth.为做好准备 provide sb.with sth.把某物提供给某人 provide sth.for sb.为某人提供某物“向某人提供某物”的其他表达 offer sb.sth.=offer sth.to sb.supply sb.with sth.=supp

16、ly sth.to sb.新知讲授新知讲授课堂总结课堂总结学习目标学习目标即学即练 单句语法填空1.My father provides _ our family by working in an IT company.2.We are here to provide the public _ a service.forwith新知讲授新知讲授课堂总结课堂总结学习目标学习目标 4.教材原文 It is necessary to find a new home for people in space,as the resources on Earth will run out.因为地球上的资源即

17、将耗尽，为人们在太空找到一个新家是有必要的。run out 用完，耗尽（不及物动词短语，不用于被动语态）归纳拓展 run out of 用完；用光；用尽 give out耗尽；筋疲力尽 use up用完；耗尽 run for竞选；匆匆去取 run across偶然遇到 run into撞上；遇到；邂逅 run through 浏览；跑着穿过新知讲授新知讲授课堂总结课堂总结学习目标学习目标明辨异同 run out of是及物动词短语，通常以人作主语，相当于use up，表示“用完；用尽”run out是不及物动词短语，通常以物作主语，相当于give outgive out可表示物“用完”或人“筋

18、疲力尽”；还表示“发出；分发；宣布”等use up是及物动词短语，表示“用完；用尽”，相当于run out of新知讲授新知讲授课堂总结课堂总结学习目标学习目标即学即练 单句语法填空1.We must take measures quickly because time is running _.2.He has run out _ all the energy.3.He has used _ all the money his parents gave him.outofup新知讲授新知讲授课堂总结课堂总结学习目标学习目标A.There are a lot of unsolved myste

19、ries on Earth.So why are we going into space to explore?B.It is necessary to find a new home for people in space,as the resourses on Earth will run out.C.I cannot understand spending all this money on expensive research and experiments when so many people need food.D.Exploring space encourages scien

20、tists to improve technology that can help people in other ways,too.Use what you have learnt to write about your opinion about space exploration.1.Are these arguments for or against exploring space?Put them in the table below.Then add your own ideas and write your essay.For space explorationB DAgains

21、t space explorationA C 新知讲授新知讲授课堂总结课堂总结学习目标学习目标观点类作文 就“探索太空”话题分析评论一般现在时第一、第三人称首段：引入话题，点明观点中段：支持和反对观点的理由尾段：表达个人的观点开门见山点明话题介绍两种相反观点及其理由阐述自己的观点写作指导体裁话题时态人称文章架构核心要点新知讲授新知讲授课堂总结课堂总结学习目标学习目标be in favor of 赞成，支持 be opposed to反对result in导致as far as I am concerned在我看来take.into consideration把考虑在内 some people

22、argue that.一些人主张Different people have different views on.Every coin has two sides.Generally speaking,its advantages can be seen as follows.Taking all factors into consideration,we may come to the conclusion that.Useful Expressions新知讲授新知讲授课堂总结课堂总结学习目标学习目标2.Exchange drafts with a partner.Use the check

23、list to give feedback on your partners draft.Does the introduction state the topic?Does the introduction express different opinions about the topic?Does the body give arguments with suitable supporting information?Does the closing express the writers opinion and end properly?Are there any grammar,sp

24、elling,or punctuation errors?3.Get your draft back and revise it.新知讲授新知讲授课堂总结课堂总结学习目标学习目标Sample WritingEveryone 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 tha

25、t the high cost of space flight is justified so that we can get some lovely pictures.We should be spending our money more wisely,on what people need.I cannot understand spending all this money on expensive research and experiments when so many people need food.Around the world,millions of people are

26、 hungry and dying of starvation.On the other hand,we hear on Space Exploration is a Waste of Time and Money 新知讲授新知讲授课堂总结课堂总结学习目标学习目标TV that for as little 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 hung

27、ry.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 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

28、 the floor.In 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.新知讲授新知讲授课堂总结课堂总结学习目标学习目标Finally,there are 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

29、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 that 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.新知讲授新知讲授课堂总结课堂总结学习目标学习目标Present your essay to the rest of the class.新知讲授新知讲授课堂总结课堂总结学习目标学习目标