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1、Unit 4 Space Exploration Period 4 Reading for Writing教学设计The topic of this part is “Present an argument about space exploration”.This section is about an argument about introducing different benefits of exploring space. Argumentative essays have a stable structure. The first paragraph always present
2、s a certain phenomenon or topic. The body always has the structure of putting up with the supportive or rejected views and their reasons or specific cases. The end always draws a conclusion. The article is like this structure. In the first paragraph, the author put forward the discussed topic-the be
3、nefits of exploring space. Paragraph 2 to paragraph 4, he or she gave 3 pieces of supportive opinions and the reasons or the specific cases. Paragraph 5, we can come to the conclusion-exploring space provides the world with many different benefits. Therefore, students should be guided to learn the s
4、tructure and write an essay like this after reading the argumentative essay. But before doing this, students should understand the main ideas about the article and find the topic sentences of each paragraph. 1. Read quickly to get main idea; read carefully to get the detailed information.2. Learn th
5、e characteristics or structures of argumentative essay.3. Learn to write an argumentative essay.4. Learn to correct others writing. 1. Learn the characteristics or structures of argumentative essay.2. Learn to write an argumentative essay.Step 1 Lead in -Small talkSpace exploration has a great many
6、of benefits, but there are also great risks and a large amount of money to spend. So some people support space exploration because they think it has brought a lot of benefits to humans. But on the other hand, some people think there are a lot of questions to solve like hunger and diseases, why not s
7、pend more money and effort on them? What is your idea and why ? I think we should be favor of it because a lot of space technologies has already provided service for us common people, like GPS. I think we should stop because we need more money and effort to help the poor, the disabled. Whats worse,
8、there are a lot of risks in space exploration, like the Challenger accident.Step 2 While reading -Task 11. Find the topic sentence of each paragraph.Para 1Present an argument whether exploration space a waste of time and money.Para 2 Exploring space has contributed great to the fight against world h
9、unger.Para 3Space exploration has already promote technological improvement.Para 4Sending astronauts into space has furthered understanding of the worlds problems and figuring out ways to solve them.Para 5Draw a conclusion that exploring space is of great benefit, so we should continue.2. The main i
10、dea of the passage is about an argument about introducing different benefits of exploring space. Step 3 While reading -Task 2 Read the text and answer the following questions.Q1: Why are some people against space exploration according to the passage ? Because they think it cost too much time and mon
11、ey.Q2: What are the benefits of exploring space ?promote technological improvements around the worldhelp farming to grow more foodfight against world hungerfind other planets to liveQ3: What did the picture of Earth from space make people realise?Our earths resources are limited.Q3: Whats the author
12、s attitude to exploring space ?supportiveDifferent opinions about space explorationSome people argue that we should stop exploring, while others feel this is a 1. _ view.l2. : mild all year round.Step 4 Post reading-SummaryDifferent benefits of exploring spaceIt has 2. _ in the fight against world h
13、unger.It has 3. _ technological improvements.It helps people 4. _the worlds problems.Draw a conclusion Exploring space should 5. _ Answers: 1. shallow2. made a difference3. promoted4. think about5. lStep 5 Before writing-Words and phrasesTranslate the phrases from the text.launch a satellite发射卫星coll
14、ect data收集数据explore space探索太空make a difference有很大影响result in导致benefit from从中受益advanced technology先进的技术meet the requirements满足要求change our lives改变我们的生活limited resources有限的资源be close to靠近；接近provide for提供生活所需promote technological improvement促进技术改进provide solutions to problems提供解决问题的办法Step 6 While writi
15、ng最近，你班同学就“太空探索是否值得”这一话题展开了一场讨论。请你根据下表提供的信息，用英语写一篇短文介绍讨论的情况，并谈谈自己的看法。30%的同学认为：70%的同学认为：1. 不值得探索2离我们及我们的日常生活太遥远3浪费金钱。这些金钱本可用来解决地球上的饥饿、污染等问题1. 值得探索2已使用卫星进行通讯传播、天气预报3有望解决地球人口问题、地球能源短缺问题Step 7 While writing-the outlineParagraph 1：Recently，students in our class have had a discussion on whether space is w
16、orth exploring.Paragraph 2：30% of us think space exploration is not worthwhile.Paragraph 3：On the other hand，70% think space is worth exploring. Paragraph 4：As far as I am concerned, it is worthwhile to explore the space.Step 8 While writing-words and phrases have a heated discussion 举行热烈的讨论be worth
17、 doing 值得做hold different ideas 持有不同的观点be far away from 离很远be used to do 被用来做 benefit a lot from. 从受益良多communication n交际 weather forecast 天气预报energy shortages 能源短缺as far as Im concerned 在我看来Step 9 While writing-make sentences 用于太空探索的资金可以用来解决地球的饥饿和污染等问题。(过去分词作定语)And the money spent on space exploratio
18、n can be used to solve the earths problems such as starvation and pollution.30%的同学认为不值得探索。30% of us think space exploration is not worthwhile.他们认为太空探索离我们及我们的日常生活太遥远并且浪费金钱。 They think space is too far away from us and our daily life and is a waste of money.70%的人认为太空值得探索，因为我们从中受益匪浅。(because)70% think
19、space is worth exploring because we have benefited a lot from it.总有一天，我们可以搬到其他星球去解决人口问题。(by doing)We may solve the population problem by moving to other planets one day.太空研究将使我们能够找到新的能源来解决地球上的能源短缺问题。(不定式作目的状语)Space research will enable us to find new sources to solve the problem of energy shortages
20、on the earth.在我看来, 探索太空是值得的。As far as I am concerned, it is worthwhile to explore the space.Step 10 Writing-draftRecently, students in our class have had heated a discussion on whether space is worth exploring. Students hold different ideas about it.30% of us think space exploration is not worthwhil
21、e. 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 have benefited a lot from it，such
22、 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 on the earth.As far as I am conc
23、erned, it is worthwhile to explore the space. Not only can it promote the development of society but also enrich our life. Step 11 Pair workExchange drafts with a partner. Use this checklist to help your partner revise his/her draft.1.Does the writer explain why he/she changed/wanted to change?2.Doe
24、s the writer tell how the changes have improved or will improve his/her life?3.Is the text wellorganised?4.Does the writer use words and expressions to show similarities and differences?5.Are there any grammar or spelling errors?6.Does the writer use correct punctuation？Step 12 HomeworkPut up your revised draft in the classroom or read it to your class.