1、Unit 6 When was it invented？本单元的话题是“发明”，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。写作此类话题作文的常用表达有：(1)When was invented?(2)It was invented(3)They are used for有用短语：1.Its my pleasure.= My pleasure.我的荣幸2.seemtodosth.好像要做某事3.such a great invention如此伟大的一项发明4.think of = think about想到，考虑5.in
2、 our daily lives在我们的日常生活中6.in my daily life在我的日常生活中7.have a point有道理8.by accident偶然地，意外地9.over an open fire在篝火上10.It is said that.据说11.It is believed that.人们相信12.fall into(过去式fell into)=drop into掉进13.in the 19th century在19世纪14.spread to other countries传播到其他国家15.at a low price以很低的价格16.bring(brought)
3、sth. to someplace把某物带到某处17.all of a sudden突然地18.less than少于，不到 more than = over超过19.without doubt毫无疑问20.at that time在那时21.advise sb.(not) to do sth.建议某人(不要)做某事22.start doing sth.开始做某事23.work on sth.致力于某事24.(be) similar to与相似25.by mistake错误地，无意地26.make a mistake犯错27.divide .into把分成28.in the end = at
4、last = finally最后29.at the same time同时30.take place发生【典型例题】从古至今, 无数的发明走进了我们的生活。例如: 电灯泡(light bulb)、电视(TV)、电脑(computer)、电话(telephone)、自行车(bicycle)、雨伞(umbrella)等, 这些发明给我们的生活带来了诸多方便, 使我们的生活水平不断地提高。请根据表格提示, 以“My Favorite InventionComputer”为题目写一篇短文。发明时间1946用途1. 上网查信息2. 发邮件3. 听音乐、玩游戏、购物等4. 广泛应用于银行、学校、公司、医院
5、等地方要求: 1. 内容充实, 语言通顺, 意思连贯, 表达清楚; 2. 书写规范, 不少于80个词; 3. 可自由发挥。My Favorite InventionComputer_【思路点拨】 (1)体裁: 说明文； (2)人称: 第三人称； (3)时态: 一般过去时和一般现在时。【写作模板】【参考范文】My Favorite InventionComputer In the past few years, more and more inventions have come into our life. Of all the inventions, my favorite is the c
6、omputer. The computer was invented in 1946. It is used to do many things. People can go online and search the Internet to get the information they need. People can send e-mails to each other instead of writing letters. Sending e-mails is much more convenient and faster than writing letters. People c
7、an also use computers to listen to music, play games, shop or do many other things. Nowadays computers are widely used in offices, banks, schools, companies, hospitals and many other places. Computers are also used in scientific research fields today. The computer is so useful that it is becoming on
8、e of the most important parts of peoples life. 【常考类型】1 （2020浙江绍兴初三期中） 发明改变世界。过去，我们的主要联系方式依靠写信，自发明了手机，改变了我们的联系方式。请你根据表格，以“The Most Useful Invention”为题，写一篇 80 词左右的短文，介绍手机的发明时间、人物，手机的三个用途，并至少谈两点作为青少年的你们如何合理地利用手机，使它真正成为最有用的发明之一。The Most Useful InventionInventionMobile PhoneInventorAmerican, Martin Coope
9、rTime1973Usage(用途)1. 2. 3. Your opinions about how to use them well1. 2. 3. The Most Useful InventionMobile phones are without doubt one of the most useful inventions. _例文The Most Useful InventionMobilephonesarewithoutdoubtoneofthemostusefulinventions. It was invented by an American called Martin Co
10、oper in 1973. I should say that the mobile phones have really changed our lives. First, its more convenient to communicate with others by using the mobile phones. Second, people are used to taking photos with mobile phones instead of cameras. And we can even go shopping, listen to music and watch mo
11、vies on the phone. Third, we can easily learn something useful by surfing online. In this way, it helps us study. In my opinion, we teenagers should be allowed to use mobile phones, but not on weekdays. And its necessary to use them in the right way with the help of our teachers and parents.【解析】1.题干
12、解读：本文是一篇话题作文。文中以“最有用的发明”为题，介绍手机的发明时间，发明者及手机用途，并谈论如何合理地利用手机。2.写作指导：本文采用三段式：第一段介绍手机发明时间及发明者，第二段介绍手机的用途，第三段谈论如何合理地利用手机。人称主要采用第一人称和第三人称，时态主要采用一般现在时。准确运用时态，并保持主谓一致。逻辑性强，句子通顺。2（2020山东阳信初三期末）发明创造改变了世界。作为一名中学生，假如你梦想当一名发明家，应该怎样做才能实现梦想呢？请根据下面的要点提示，以“How to Become an Inventor”为题，写一篇80词左右的短文。短语提示：1.Get more kno
13、wledge.2Have an interest.3Be creative.4Never give up._【范文】How to Become an InventorAs a middle school student, I always dream of becoming a great inventor. How to be an inventor? The following advice may help us a lot. First, we must study hard to get more knowledge. Its impossible for us to invent
14、anything without knowledge. Second, we should have an interest in inventing. When we are interested in something, we can do it well. Third, we need to be creative. We should always come up with new ideas. Most importantly, we should keep on and never give up. If we work hard, our dream will come tru
15、e.【解析】这是一篇话题作文，话题是“怎样才能成为一名发明家”，我们需要把写作重点放在“怎么实现” 即实现的方法。所以作文开头首先摆出自己的梦想是什么，然后再围绕所给提示逐一列出为了实现梦想，需要做的事情。最后可以写出自己对未来的期望。 本篇作文，首先写出自己的梦想是什么“As a middle school student, I always dream of becoming a great inventor.”，接下来怎么成为一个发明家呢，The following advice may help us a lot. First,., Second,Third,Most importan
16、tly,非常有条理有次序地按照题目要求逐一列出我们所要做的事情，最后以“If we work hard, our dream will come true.” 结尾，做到收尾呼应，是一篇非常优秀的作文。3（2018全国初三单元测试）小小发明,大大改变。我们的生活因为各种科技发明而日益便捷,请你以“My Favorite Invention”为题,写一篇100词左右的英语文章,介绍你最喜爱的发明。参考词汇:widely,be used for,convenient,communicate.My Favorite Invention_【范文】My Favorite InventionThe mob
17、ile phone is my favorite invention.As we all know,mobile phones are being more and more widely used in our daily life.They are used in many ways.First,they offer fast and convenient service for communication.They are used for calling.We can talk with our friends or parents for a long time.Its quite
18、easy for us to carry them everywhere.They can also be used for sending short messages to show our feelings to our friends.Whats more,we can surf the Internet on mobile phones.And when we are tired,we can listen to music to relax ourselves.Our life becomes more colorful because of the invention of th
19、e mobile phone.There is no doubt that the mobile phone plays an important part in our daily life.【解析】作者首先介绍了自己最喜欢的发明手机，然后介绍了手机在日常生活中的功能和作用：加强沟通和交流，在疲劳时，可以放松自己，使我们生活多彩。最后总结得出结论，手机在生活中起重要作用。【点睛】短文按照总分总的思路展开，运用不同句式增强短文的多样性，并运用被动语态，让文章逻辑性强。4 （2020广东潮阳初三一模）在2020年，同学们体验了网课学习；其中有各种各样的学习软件，比如“钉钉”、“云班课”等；云公司
20、为了开发一款适合中学生网课学习英语的智能app，邀请你一起参与设计。请根据下文提示，用英语向云公司介绍你的软件设计。内容包括： 软件名称English CloudLearning内容英语类的新闻、测试等；好处帮助学生扩大词汇量；有利于提高英语听力； （自主发挥，至少两点）其他方面（自主发挥，至少一点）作文要求： 1. 不能照抄原文；不得在作文中出现学校的真实名称、老师和同学的真实姓名。2. 语句连贯，词数80个左右。作文的开头已经给出，不计入总词数。Here is my design for the new app. _【范文】 Here is my design for the new ap
21、p. Its name is English Cloud Learning. It can provide English learners with more contents, such as English movies, English tests, English games, English news and so on. The app can make English learning easier, happier and more interesting. Firstly, we students can learn together. Secondly, it can h
22、elp us enlarge our vocabulary,which is very practical and useful. Thirdly, we can improve our listening skills by watching English news and movies. Besides, if we meet with some problems in learning, it can help to solve them. In my opinion, some quizzes should also be provided by the app in order t
23、o test ourselves how well we learn English. I hope my ideas will be valuable to your company.【解析】1.题干解读：该题目属于材料作文。要求用英语向云公司介绍你设计的软件名称、好处以及其它建议。2.写作指导：本文应该用一般现在时介绍所设计产品，要层次分明地介绍产品的名称、好处及其它的建议，不要漏掉提示的内容。书写时文句表述要正确，紧扣话题中心，适当使用连词使文章提高档次。5（2018南京外国语学校初三单元测试）根据下面的表格内容写一篇文章。要求：80词左右。InventionsWhenWhoBe use
24、d forabacus in the sixth century Chinese people countingbicycle 1880speople in England travelingpotato chips1853George Crumeatingteaover three thousand years agothe Chinese Emperor Shen Nongdrinking_【范文】The abacus was invented in the sixth century. It was invented by Chinese people. And it was used
25、for counting. The bicycle was invented by people in England. It was invented in the 1880s. And the bicycle was used for traveling. The potato chips were invented by George Crum in 1853. Of course, it was used for eating. Tea was invented over three thousand years ago.It was invented by the Chinese E
26、mperor Shen Nong by accident. It was used for drinking. Until now they have been very useful to us.【解析】这是一篇材料作文，根据下面的表格内容写一篇文章，介绍算盘、自行车、薯条和茶叶是什么时候发明的，谁发明的和用途的什么。结合所给材料可知本文人称主要是第三人称，时态是一般过去时。使用的句型主要有sth. were/was invented by， be used for doing。认真阅读表格内容，审清主题，根据表格提示要点，列出本文的写作提纲。写作中可适当使用连词，注意表达顺序，表达要有条理
27、性，语句通顺，意思连贯，要符合逻辑关系，字数要在80词以上，不要写的太少。写完以后，注意再读一遍，看看有无拼写、语法错误（时态、主谓一致等）。本文提纲：算盘是六世纪发明的。它是中国人发明的。它被用来计数。自行车是英国人发明的。它是十九世纪八十年代发明的。自行车是用来旅行的。薯片是由乔治克鲁姆于1853年发明的。当然，它是用来吃的。茶是三千多年前发明的，它是中国皇帝神农偶然发明的。它用来喝的。到目前为止，它们对我们非常有用。【点睛】本书面表达较容易，只需要把所给材料按照语法连词成句即可，但要注意语态和时态。这篇文章语言规范，时态语态运用正确，叙述清楚条里，语句通顺，意思连贯，是一篇不错的文章。（
28、1）学习中注意总结，牢记一些固定句式及短语，写作时就可以适当引用，使文章的表达更有逻辑性，更富有条理。（2）列好提纲和要点及需要的重要短语或句型。（3）切忌堆砌词语、句子，注意运用适当的连词使句子流畅、连贯。注意表达的顺序。 （4）注意书写的规范：大小写、标点符号等的正确运用。 （5）注意检查：单词拼写、语法、动词时态、语序、主谓一致等。5 （2019山东初三单元测试）针对现在学生坐姿不正确，玩电脑、看电视时间过长的现状，你想发明一种特别的椅子来解决这些问题。假设下周你们学校的英语俱乐部将举行英语演讲比赛，主题为“I want to invent .”。请你根据下面的要点提示用英语写一篇演讲稿
29、为比赛作准备。要点提示：1. 材料是木头；2. 座位与靠背安装有感应器(sensor)。没有坐直的时候，椅子会提醒学生；坐在椅子上超过一小时，椅子也会发出噪音。要求：1. 演讲稿需包括以上要点提示，也可适当增加内容；2. 80词左右，演讲稿的开头和结尾已给出，不计入总词数。I want to invent a chairHi, everyone. As we all know, many great inventions have brought great changes to our life. I think we students can also invent something._
30、Thats all. Thank you!【范文】I want to invent a chairHi, everyone. As we all know, many great inventions have brought great changes to our life. I think we students can also invent something.Today Im glad to be here to talk about what Id like to invent-a chair thats good for students health. It will be
31、made of wood. There will be two sensors in it-one on the seat, and the other on the back of the chair. When the student doesnt sit straight, the chair will remind him. If he sits on the chair for over one hour, it will make a noise. It wont stop until the student stands up and leaves.Thats all. Than
32、k you!【解析】这是一篇主题为“I want to invent .”的演讲稿。介绍自己想要发明一种特别的椅子。短文用第一人称形式，时态以一般将来时态为主。写作思路：考生需要首先审清主题，围绕主题展开作文，其次考生可根据所提供的要点提示去写作。文章必须包括要点中所给的信息，但不要逐句翻译，注意表达的条理性，用好连接词，可适当发挥使行文连贯，多种句式交叉使用来丰富文章的文采。高分句型之一There will be two sensors in it-one on the seat, and the other on the back of the chair.里面有两个传感器，一个放在座位上，另一个放在椅子的后面。这是there be 句型，表示某地有某物。高分句型之二If he sits on the chair for over one hour, it will make a noise.如果他在椅子上坐了一个多小时，就会发出响声。这是if引导的条件状语从句，主句是一般将来时，从句用的是一般现在时。
