Unit 6 When was it invented Section B 3a-3c课件(共24张PPT) 人教版英语九年级全册

(共24张PPT)
Unit 6
When was it invented
Section B 3a - selfcheck
Review
in 1885
by Karl Benz
When was the car invented
was invented
It ____ ________in 1885.
Who was it invented by
It was invented by Karl Benz
When was the TV invented
It was invented in 1927.
1927/by Baird
spread messages
What is it used for
It is used for spreading messages.
Who was it invented by
It was invented by Baird.
be used for doing sth. 被用来做某事
When was the telephone invented
It was invented in 1876
in 1876
make a call
What is it used for
It is used for making a call.
When were they invented
in 1971
search for information
They were invented in 1971
What are they used for
They are used for searching for information.
shoes with
special heels
shoes with
lights
hot ice-cream
scoop
Why is it /are they invented
What is it/are they used for
They are used for changing
the style of the heels.
You can raise the heels if you are going to a party or lower them if you are just going out for shopping.
They are used for seeing in the dark when you get up at night.
I always hit my toe against something on the way to the bathroom at night.
It is used for serving really cold ice-cream. It runs on electricity and becomes hot.
Because sometimes the
ice-cream...
Pre-writing
Who was it invented by
It was invented by Shen Nong.
How was it invented
One day, Shen Nong was boiling water ...
What are the influences
It was brought to...
The tea trade...
Tea
Basketall
Pre-writing
Who was it invented by
It was invented by ...
How was it invented
When he was...he was asked to...
How is it played
Divide...into... work togther...
stop... from doing sth...
What are the influences
How does it work
What about its development and the influences
Presentation
How do we introduce an invention
invention
What invention is it
Who was it invented by
When and where was it invented
Why was it invented
What is it used for
The prices
Summary
Practice
话题
文体
人称
时态,语态
结构
介绍机器人
说明文
以第三人称为主
一般过去、一般现在
被动语态、主动语态
Para. 1 开门见山——介绍机器人的发明
Para. 2 细节介绍
Para. 3 总结全文，升华主题
who, when, how, where,why
While-writing
Good morning, everyone! I’m Chen Ming. I’d like to introduce a robot to you.
The robot is called Ben Xiaobao(名字). It was invented on December 28, 2021(时间). It was made in Fuzhou(地点). It’s about 1.4 meters tall and looks like a lovely child(外形). Ben Xiaobao could not only move around by itself but also take the temperatures of people during the Beijing 2022 Winter Olympic Games. It’s said that if it noticed someone without wearing a mask, it would remind them to wear their mask. It can also talk with people in English(用途).
In short, the robot is such a useful invention, isn’t it
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
手机在我们的生活中的作用越来越大，谈谈你对手机的看法。
内容包括: 1.手机发明的时间(1973年）
3.手机的利弊
2.呼吁人们合理使用手机
要求：1.意思连贯,语句通顺; 词数不少于80。
Write a composition.
细心审题(人称、时态、要点)
时态：
一般现在时。
人称：
第三人称
第一人称
手机在我们的生活中的作用越来越大，谈谈你对手机的看法。
内容包括: 1.手机发明的时间(1973年）
2.手机的利弊
3.呼吁人们合理使用手机
要求：1.意思连贯,语句通顺; 词数不少于80。
Write a composition.
Mobile phones
A mobile phone is becoming more and more popular in our daily life.Do you know when the mobile phone was invented The mobile phone was invented in 1973.
The mobile phone is a very useful tool in our life. For example , it is used for talking with families and friends . We can also listen to music or play the game on mobile phones. It makes us relaxed. What's more, It is very convenient for us to go shopping online. However, as the saying goes, every coin has two sides. It is bad for our eyes to play our phone for a long time.
In order to keep healthy, we should use our phone correctly. What’s more, we had better do more exercise.
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.
一、根据句意提示，填写出单词的适当形式。
1. Don't forget to _____/l k/ the door before you leave.
2. _______(贸易) between the two countries has increased.
3. John is talented because he can play many musical i___________ even at a young age.
lock
Trade
nstruments
4. A car appeared in front of her all of a s______. She was almost hit by it.
5. A king was the ______(rule) of a country.
udden
ruler
根据句意及汉语提示写单词。
1.When I was cooking dinner, the __________（电） went off
suddenly.
electricity
2.Car______（款式） around the world have changed a lot in the
past ten years.
styles
3.Put two_______（勺子） of mashed potato into the meat, and it
will taste great.
scoops
4.I don't like the shoes with high______（跟）. They aren't
comfortable.
heels
5.Do you know the China's “four great new__________（发明）” in
modern times
inventions
二、完成句子。
1. 如果地铁一号线完成建设，人们出行无疑会变得更加便捷。
If Subway Line 1 is completed, people will travel around more conveniently _________ ______.
2. 这几年，广州发生了很大的变化。
In recent years, great changes ______ ______ ______ in Guangzhou.
without
doubt
have
taken
place
3. 据说下周将会有一场足球比赛。
____ ___ _____ _____ there will be a football match next week.
4. 杨绛一生中把许多外国书籍翻译成了中文。
Yang Jiang ___________ many foreign books ______ Chinese in her life.
5. 昨天我偶然遇见了我的老朋友大卫。
I met my old friend David ____ __________ yesterday.
It
is
said
that
translated
into
by
accident