专题6 九全Unit 6写作主题：谈论发明物的历史及用途--2021-2022学年九年级英语单元话题写作（人教版）.docx

1、人教版九全册Unit 6 When was it invented? 写作主题：谈论发明物的历史及用途一、话题分析当前，科技发展日新月异，高新产业更是突飞猛进。现代科技改变了人们的生活，也激发了全民学科学、爱科学、用科学的热情，形成了“大众创业，万众创新”的科学热潮。本单元以“谈论发明物的历史及用途”为话题，涉及科普知识与技术等内容，是学生最感兴趣的话题之一。写作体裁多为说明文，写好这类文章一定要抓住事物的特征、功能和用途。在中考中，说明文一般要按照“总一分”结构或并列结构布局，而且在说明一件事物的时候，应按照一定的顺序：如时间顺序、空间顺序或逻提职序等。二、 写作方法“3W法”介绍发明物1人

2、物：Who invented it?2. 时间：When was it invented 3. 用途 Whats a made for?三、 素材积累发明物介细类作文常用词汇：fridge., invention, robot, mobile phone, TV. computer, light, washing machine, helpful, useful, important, interesting, honing, change, be used for发明物介绍类作文章用句型：1. .was invented by.2. .have changed our life a lot.

3、3. . Which is the most useful invention?4. .was/is used for/to.5. . I hope t will become.6. . Though it was very small, it was very useful.7. .It makes my life more enjoyable and more convenient.四、实例讲解下周一上午轮到你在英语课上做课堂报告，你打算把爸爸最近网购的音乐机器人（music robot）介绍给同学们，下图是关于这个音乐机器人的广告。请你根据所提供的信息写一份发言稿。注意：（1）选择所给信

4、息进行介绍，建议举例说明并适当发挥； （2）必须谈谈你对音乐机器人的看法；（3）文中不得出现真实的姓名和校名； （4）词数：80-100短文开头已给出，不计入总词数。参考词汇：remindof connectto the Internet provide services短文首句：Good morning, everyone! Here, Id like to introduce the music robot my father bought online_【常用表达】light bulb电灯泡mobile phone移动电话 smarter phone智能手机computer电脑hand

5、computer掌上电脑GPS定位系统 spaceship宇宙飞船 space station空间站robot机器人WeChat 微信 science 科学 virus 病毒 information 信息email电子邮件 robot机器人 screen荧光屏 mouse鼠标 application应用 invent 发明 operate操作 smart智能的 electronic电子的 laptop手提电脑 equipment 设备 software 软件 data数据 database 数据库 battery电池chip 芯片 digital数字的 fax传真 remote遥远的 engi

6、neer 工程师 update 更新test out the theory by experiment用实验检验理论 turn out 结果是 science and technology 科学技术【常用短语】 be used to 被用来（做） save us a lot of time节省我们许多时间 with the help of在帮助下 in short总之【写作模板】第一段：介绍科技发明出现的原因。算二段：具体描述该科学技术的特点和利弊。第三段：总结并发表自己的观点。_(新兴事物名称) has become increasingly popular among middle sch

7、ool students. Some view it as a great way to_(对这种事物的观点1), while others think_(对这种事物的观点2).There are arguments both for and against_(新兴事物名称). On the negative side, (该事物的坏处). On the other hand, (该事物的优点1). Furthermore,(该事物的优点2). Every coin has two sides. We should_(发表观点).【开头句】1. Science plays an importa

8、nt part in our life.2. is an important/ useful invention.2. WeChat is widely used in the world.3. Shared bikes are more and more popular now.4. If I was an inventor. I want to invent a robot.5. Shopping online is very popular among young people.【中间句】1. Generally, its advantages can be seen as follow

9、s.2. Computers can do most of the things people can do.3. Using smartphones distracts our attention from our lessons.4. Some students spend too much time online, playing electronic games and sending text messages after class.【结尾句】Through the above, I believe that the positive aspects overweight the

10、negative ones.五、 写作训练一【写作任务】(Section B 3a & 3b)假如你就读于一所国际学校，酷爱发明。在你校的科技周活动中你想向同学们“推销”你的一项新发明。请根据提示准备一篇英语发言稿。提示：1. Whats it and when was it invented? 2. Whats it used for? 3. What does it look like? 4. How does it work? 5. How much is it?【思路点拨】1.定基调体裁：说明文时态：介绍发明要用一般现在时人称：第三人称2.谋布局、写句子3.巧衔接在介绍该发明的工作原理

11、时，可以使用表示顺序的词first和then来连接，这是使用逻辑纽带的方式进行衔接的一种方法。4.成篇章May I have your attention, please? _5.化“平凡”为“非凡”If you hate it, please buy one.If so, please buy one.六、写作训练二计算机在我们的生活、工作中的作用越来越大，你知道计算机的起源与发展吗？请结合计算机的发明时间(1946年)、外形、用途等方面，谈一下它的发展变化，并说明你对未来计算机的畅想。七、真题演练(2019湖南株洲)假定你是李华，准备参加“一带一路”国家中学生英语演讲比赛，主题为“现在引领

12、未来”。请你写一篇演讲稿，包括以下内容:(1)你最难忘的一个书包是怎么得来的?(2)你喜欢它吗?为什么?(3)描述你将来的书包。注意: (1) 词数80左右; (2) 可以适当增加细节，以使行文连贯; (3) 文中不能出现可能透露考生真实身份的任何信息。_人教版九全册Unit 6 When was it invented? 写作主题：谈论发明物的历史及用途实例讲解【参考范文】Good morning, everyone! Here, Id like to introduce the music robot my father bought online. It is small, so you

13、 can even carry it in your backpack. After you connect it to the Internet and speak to it, it can provide different kinds of services. For example, you just say, “Ding Dong, I want to listen to SHEs songs”, and it will play their songs immediately. You can also ask it about weather or even your prob

14、lems in study, besides, it can remind you of important dates and so on. I am so amazed at my music robot because it makes my life more enjoyable and convenient. I really love it! 写作训练一答案2.谋布局、写句子(1) It was invented last year(2) It is used for dealing with rubbish(3) The cleaning dog machine looks li

15、ke a real dog(4) how much my new invention is【参考范文】May I have your attention, please? Id like to introduce my new invention to you. It is a machine called “cleaning dog”. It was invented last year. It is used for dealing with rubbish at home. The cleaning dog machine looks like a real dog. Do you kn

16、ow how it works? First it uses its nose to look for its food the rubbish. Then the rubbish will turn into energy after being eaten. Once it eats its “food”, it doesnt need to be charged. You must want to know how much my new invention is. Its 500 yuan. Its not very expensive, is it? You hate it when

17、 there is much rubbish in your house, dont you? If you hate it, please buy one. I believe your parents will also be happy with it.写作训练三【参考范文】Computer引出话题：Computers are becoming more and more important in our daily life. Do you know when the computer was invented?历史及作用：The computer was invented in 19

18、46.At that time, it was huge. With the development of science and technology, the computer has grown smaller. Now there are many kinds of computers, such as personal computers and laptops笔记本电脑. The computer is a very useful tool in our life. For example, it can send some messages to foreign friends

19、by email.Whats more, it can share information with others through the World Wide Web.We can also listen to music or play the game on computers. It makes us relax.未来期望：Its hard to imagine what our life would be like without computers宾从. I think computers will be moreconvenientand they are going to ch

20、ange our life completely in the near future.真题演练【参考范文】Good morning, boys and girls!Im Li Hua. Im very glad to speak here and Id like to talk about schoolbags. I still remember my first schoolbag that was a birthday gift from my aunt. It was a beautiful large blue schoolbag. I liked it very much, because it was so large that it could hold my books, pens, notebooks and so on. Now, with the development of the science and technology, there are more and more functions and styles of schoolbags. I hope my schoolbag in the future is much smaller and more useful.Thats all. Thank you！