Unit 6 When was it invented Section B Writing 课件(共22张PPT) 人教版九年级全册

(共22张PPT)
Unit 6 When was it invented
Writing
人教版初中英语九年级上
astronauts ( taikonauts)
They were carried into space on board the Shenzhou-13 spaceship.
spaceship (spacecraft)
How did they go into space？
Presentation
Four great inventions in ancient China
paper making
printing
gun powder
compass
When were they invented
The gunpowder late Tang Dynasty.
The compass about 2000 years ago.
Who were they invented by
The papermaking technology Cai Lun
The movable type printing Bi Sheng.
was invented in
was invented
was invented by
was invented by
What is it used for
It is used for
The first camera
L.Daguerre 1839.
was invented by
in
taking photos/pictures
介绍用途
People use it to do
We can use it to do
We can do …by using…
It can be used to do/for doing
It can help us to do
Inventions who when Function(功能)
zip Whitecom Judson 1893 on clothes,bags and shoes
Tea Shen Nong about 5000 years ago as a drink
Potato Chips George Crum 1853 as a kind of food
television J.LBaird 1927 for watching TV shows
Basketball James Naismith 1891 It is a popular sport
…was invented by…in /about…It is used …
pairwork
Introduce these inventions to your classmates
He has invented more than 2,000 inventions and patented more than 1,000 patents(专利) in his life.
Great inventor
gramophone
film camera
electric light
creative
hard-working
smart
Imagine that if you are an inventor, what do you want to invent
problem ：want to introduce all the
wonderful inventions to
Edison
New invention:
What is it used for: Go back to the
past and go into the future
Group work
I want to invent a …because…It can help us do…
Writing
Our school is doing a survey on"Inventions that changed the world" . Please write a short passage to talk about what invention do you think is the greatest
— The greatest invention in the world
There are many wonderful inventions in the world
now ， ……
Writing steps:
遣词造句——列提纲
2
润色成篇——出佳作
3
细化审题——明要求
1
1．体裁：
2．时态：
3．人称：
4．写作思路：
一、三人称
细化审题——明要求
1
说明文
一般现在时，一般过去时(被动语态)，一般将来时(畅想未来)等。
1.开门见山引出你想介绍的发明物
2.接着介绍它的基本信息、用途（发明背后的故事，发展情况，操作方法，普及程度）
3.说明你认为它最伟大的原因，最后提出对未来的畅想。
遣词造句——列提纲
2
Basic facts
story &development
popularity
Para1 Introduce the name of the great invention
There are many wonderful inventions in the world now ,
such as the cellphone ,the computer and the Internet .
In my opinion ,the greatest one is the Internet.
In my view
I think that +从句
介绍用途
It is used for doing
People use it to...
It can help us to do
First,
second,
third
Besides,
What 's more ,
Last but not least
Para2 Introduce the basic facts of the great invention
It was invented by many computer scientists in the United States in the last century.
get information
study
work
go shopping
watch movies listen to music
In a word,the Internet is the greatest invention because
Para3 Explain the reason ,look forward to the future
All in all
it has made a big difference to the world 对…有巨大影响
it has changed our lives in many ways.
it can help us live a better/happy life .
it makes our life so convenient.
With the development of science and technology (随着科技的进步),there will be more useful inventions in the world.I believe that the world will be more beautiful and we will live a better life .
Internet—the greatest invention in the world
There are many wonderful inventions in the world now ,such as the cellphone ,the computer and the Internet .In my opinion ,the greatest one is the Internet.
It was invented by many computer scientists in the United States in the last century.Nowadays,it can be used in many ways.First, it helps people get information much more easily than before. Second,by using the Internet, people can do almost everything at home, such as studying, working and shopping. Third, it's also a great way for people to relax. People can play games,watch movies and listen to music on the Internet.
All in all, I think the Internet is the greatest invention in the world because it has made a difference to people's lives . With the development of science and technology ,there will be more inventions in the world.I believe the world will be more and more beautiful and we will live a better life .
Example
润色成篇——出佳作
3
Write a passage to introduce the greatest invention or your favorite invention in the world with the information in the chart.
practice
Pay attention to your writing ，spelling，grammar .
What Who When Where Function
smart phone Martin Cooper 1973 America 1.Make phone calls
and send messages
2.watch movies…
computer John Von Neumann 1946 America 1.surf the Internet
2.Relax
3.study
car Karl Benz 1885 Germany 1.carry heavy things
2.travel
3.go to work
After writing
Share your letters with your classmates ，correct the mistakes
People around the world are full of wisdom (wisedom)and these inventions make the world better and better.
Study hard!
Try to make contributions to（做贡献） our country and the world.
know about the four great inventions in China
Talk about the inventions we have learned before.
Write about some great inventions with Passive Voice
summary
Homework
A必做 B选做
Read and correct your passage again ,write it down on your exercise book. Make a poster（海报）for your own invention to make it popular and then share it with others.
Good bye