Unit 4 Space Exploration 写作课件(共12张PPT)-人教版(2019)必修第三册

(共12张PPT)
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。请你根据下列信息，用英语写一篇短文介绍讨论的情况。
1.30%的同学认为太空探索不值得；
2.70%的同学认为太空值得探索；
3.你的观点。
审题谋篇
第一步 审题定方向 定主题 太空探索是否值得
定文体 议论文
定人称 第一人称和第三人称
定时态 一般现在时和现在完成时为主
定要点 1.引出太空探索是否值得的话题；
2.描述不同学生的观点；
3.发表自己的观点。
第二步谋布局写句子
开头(第一段): 引出太空探索是否值得的话题
主体(第二段)：30%学生和70%学生的观点
结尾(第三段)：发表自己的观点
背诵重点单词和短语
1.渴望做某事 desire to do sth.
2.就...展开激烈的讨论 have a heated argument about
3.值得做某事 be worth doing sth.
4.主张/认为... argue that
5.远离；离...远 far away from
6.另一方面 on the other hand
7.认为...重要 attach importance to
8.导致，造成 result in
9.解决问题 settle the problem
10.资源短缺 energy shortage
11.通过做某事 by doing sth.
1.人类一直渴望探索太空。(desire to do...)
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2.最近，我们班的学生就太空是否值得探索展开了激烈的讨论。(argument；宾语从句)
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Humans have always been desiring to explore space.
Recently，students in our class have had a heated argument about whether space is worth exploring.
完成句子
3.30%的学生认为太空探索不值得，认为太空离我们和我们的日常生活太远了。(argue that；现在分词短语作状语)
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30% of the students argue that space exploration is not worthwhile，thinking space is too far away from us and our daily life.
4.我们在太空探索上花了太多钱，要不然这些钱可以被用来解决地球上的饥饿和污染等问题。(otherwise引导的含蓄虚拟条件句；定语从句)
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We have spent too much money on space exploration which could otherwise have been used to deal with the earth’s problems such as starvation and pollution.
5.70%的人认为太空探索很重要，相信探索太空带来了很多好处，比如将卫星用于通信和天气预报。(attach；result in；动名词短语作主语)
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6.随着地球上有限的资源逐渐耗尽，我们必须找到解决能源短缺问题的新方法。(with复合结构；run out)
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70% attach importance to space exploration，believing that exploring space has resulted in a lot of benefits，such as using satellites for communication and the weather forecast.
With the limited resources running out on the earth，we must find new ways to settle the problem of energy shortage.
Humans have always been desiring to explore space.Recently，students in our class have had a heated argument about whether space is worth exploring.
就...展开激烈的讨论
宾从
Para.1
组句成篇
30% of the students argue that space exploration is not worthwhile，thinking space is too far away from us and our daily life.We have spent too much money on space exploration which could otherwise have been used to deal with the earth’s problems such as starvation and pollution.On the other hand,70% attach importance to space exploration，believing that exploring space has resulted in a lot of benefits，such as using satellites for communication and the weather forecast.
现在分词作状语
主张/认为...
远离...；离...远
对过去的虚拟
认为...重要
分词作状语
宾从
Para.2
As far as I am concerned，space exploration is worth conducting.With the limited resources running out on the earth，we must find new ways to settle the problem of energy shortage.Besides，with further space research，we may solve the population problem by moving to other planets one day.
伴随状语
方式状语
时间状语
主句
Para.3
背诵范文并默写