人教新目标(Go for it)版九年级全Unit 6 When was it invented?单元话题写作指导课件（14张PPT）

(共14张PPT)
Unit 6
Writing
--how to describe inventions
本单元以"Inventions"为话题，主要谈论了历史上及生活中的一些重要发明，要求学会介绍某项发明的用途、特点等。该话题常见的命题形式有∶介绍历史上的一项重要发明;介绍你身边的人或你自己的一项新发明。
写作此类话题作文的常用表达有：
It's widely used by people everywhere.它被人们到处广泛使用
There are many modern inventions in our daily life.在我们的日常生活中有许多现代发明
Among all of them,I think ... is one of the most important inventions.在这些发明中，我认为...是最重要的发明之一
because it brings plenty of benefits to people因为它给人们带来了大量的益处。
It makes life convenient by helping us save a lot of time and money 通过帮助我们节约时间和金钱使我们生活更方便。
it is very quick and comfortable它非常快捷和舒适
It is not only convenient but also green.它不仅方便而且环保
thanks to new inventions, the life is getting more and more convenient.由于新发明，生活变得越来越方便
The rapid development of science and technology has brought great changes to our life.科学技术的快速发展给我们的生活带来了巨大改变
It saves us a lot of time and energy.节约了我们大量的时间和精力。
题目：假如你是李华，你的外国朋友Eric对中国的"新四大发明"很感兴趣，特地写信向你询问，请你根据以下信息提示，给他写一封信，向他介绍这四大发明的特点以及它们对生活的影响，并且告诉他自己觉得哪一个发明最有用，阐述理由。
要点：
Four Great New Inventions 四大发明 Features 特点
High-speed train 舒服，快捷，一小时300公里
Online-shoppng 可以在家购物，方便，价格更实惠
Bike-sharing 单车可以在很多地方租用（rent）
Alipay（支付宝） 更加安全、通过手机支付
第一步：仔细审题
1、格式--
2、时态--
3、人称--
4、体裁--
命题作文
一般现在时
第三人称为主
说明文
要点：1.高铁舒服，快捷，一小时300公里2.网购可以在家购物，方便，价格更实惠 3.单车可以在很多地方租用（rent）4.支付宝更加安全、通过手机支付.
要点：1.高铁舒服，快捷，一小时300公里2.网购可以在家购物，方便，价格更实惠 3.单车可以在很多地方租用（rent）4.支付宝更加安全、通过手机支付
第二步：谋篇布局
第一段—
Dear Eric,
In modern China there are four great inventions. You must wonder something about them. Now let me tell you. They are the high-speed train, Alipay, bike-sharing and online-shopping.
引出话题。
要点：1.高铁舒服，快捷，一小时300公里2.网购可以在家购物，方便，价格更实惠 3.单车可以在很多地方租用（rent）4.支付宝更加安全、通过手机支付
第二步：谋篇布局
第二段—
The high-speed train can trave l300 kilometers an hour. And it is very quick and comfortable.Alipay is at type of payment which is very safe.People can use it to buy things by the mobile phone.As for bike-sharing, people can rent bikes anywhere.It is not only convenient but also green.
The last one is online-shopping. Now because of online-shopping, we can shop at home. Online-shopping can also make it convenient and cheap for us to buy something.
介绍新四大发明的特点以及它们对生活的影响。
要点：1.高铁舒服，快捷，一小时300公里2.网购可以在家购物，方便，价格更实惠 3.单车可以在很多地方租用（rent）4.支付宝更加安全、通过手机支付
第二步：谋篇布局
第三段—
In my opinion, the most useful invention is bike-sharing. The reason is that when we use bike-sharing, there will be less private cars, so that we can protect the environment and save the money at the same time. We can also treat it as a way to do exercise.In a word, thanks to the four great new inventions, the life in China is getting more and more convenient.Welcom to China!
Yours,
Li Hua.
讲述共享单车最有用,介绍理由并总结话题。
Sample Writing
Dear Eric,
In modern China there are four great inventions. You must wonder something about them. Now let me tell you. They are the high-speed train, Alipay, bike-sharing and online-shopping.
The high-speed train can trave l300 kilometers an hour. And it is very quick and comfortable.Alipay is at type of payment which is very safe.People can use it to buy things by the mobile phone.As for bike-sharing, people can rent bikes anywhere.It is not only convenient but also green.
The last one is online-shopping. Now because of online-shopping, we can shop at home. Online-shopping can also make it convenient and cheap for us to buy something.
In my opinion, the most useful invention is bike-sharing. The reason is that when we use bike-sharing, there will be less private cars, so that we can protect the environment and save the money at the same time. We can also treat it as a way to do exercise.In a word, thanks to the four great new inventions, the life in China is getting more and more convenient.Welcom to China!
Yours,Li Hua.
现场写作
题目：本届北京冬奥会是科技的盛会，各种高科技频繁亮相，无论是智慧餐厅还是"猎豹"摄像机，让外国媒体大呼惊艳。不仅如此，科技给我们的生活也带来了巨变。假设你是九年级一班学生李华，学校正在举办科技节，你应邀参加以科技改变生活"为主题的演讲比赛。请你根据以下思维导图用英语写一篇短文，介绍身边的科技及其优点。
题目：本届北京冬奥会是科技的盛会，各种高科技频繁亮相，无论是智慧餐厅还是"猎豹"摄像机，让外国媒体大呼惊艳。不仅如此，科技给我们的生活也带来了巨变。假设你是九年级一班学生李华，学校正在举办科技节，你应邀参加以科技改变生活"为主题的演讲比赛。请你根据以下思维导图用英语写一篇短文，介绍身边的科技及其优点。
第一步：仔细审题
1、格式--
2、时态--
3、人称--
4、体裁--
演讲稿
一般现在时
人称随内容需求而定,介绍事物一般用第三人称
应用文
Sample Writing
Hello,everyone!
I am li Hua in Class One, Grade 9. It's a great honor for me to speak here.
The rapid development of science and technology has brought great changes to our life. Smart phones,robots, high-speed trains and electric cars are four great inventions. The smart phone brings both convenience and pleasure to our life. We can shop online. watch movies, and have video chats through it.As for the robot,it can help us with housework,help our children with their homework and so on. It saves us a lot of time and energy. The high-speed train has greatly improved our travel speed. It travels at high speed.It's very fast and comfortable.The electric car has also changed our life. It can not only save energy but also protect the environment to a great extent It is convenient and green.
China is taking the lead in some ways.I'm really proud of my country.
That's all for my speech. Thank you!
1.思路解析：这是一篇演讲稿写作;要求根据所给的思维导图介绍身边的科技谈谈其对生活的影响及其优点，注意要点齐全，可适当发挥。
2.写作指导∶本文应以第三人称、一般现在时为主来描述。写作中内容要包含题目所给的提示内容，并在此基础上选用合适的连词，短语和句型来进行串联和拓展;注意做到思路清晰，层次分明，要点齐全;行文要语句通顺，符合逻辑关系;无语法、单词拼写和标点错误。