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(共23张PPT)
Unit 6 When was it invented
Section B 3a—Self Check
Language points
能力目标：学生能运用所提供的模板和句型，写出一篇关于某项发明的、结构完整的短文。
语言目标：巩固并运用本单元核心句型——被动语态 (was/were invented) 和 主动语态 (People use it to...)。
情感目标：克服对写作的恐惧，感受“我能写成一篇英语文章”的成就感。
think of
think about
my pleasure
by accident
divide... into...
dream of/about doing
not only... but also...
look up to
encourage sb. to do sth.
短语核心：
想起
考虑
我的荣幸
偶然地
把...分成...
梦想做某事
不但...而且...
敬仰
鼓励某人做某事
They invented basketball in 1891.
-> ___________________________________.
Millions of people play basketball in China.
-> __________________________________________.
We can use the phone for communication.
-> ______________________________________.
句型聚焦：被动语态
Basketball was invented in 1891
Basketball is played by millions of people in China
The phone can be used for communication
1. The telephone was invented by Bell. (对画线部分
提问)
_______ _______ the telephone invented _______
2. His mother made a big cake for his birthday.
(改为被动语态)
A big cake _______ _______ by his mother for
his birthday.
Who was
by
was made
按要求完成句子。
3. 在200多个国家中，超过一亿人打(篮球)，包括中国。
_______ _______ _______ by _______ _______ 100
million people in over 200 countries including China.
4. 篮球是由加拿大一位叫詹姆斯·奈史密斯的博士发明的。
Basketball _______ __________ _______ a Canadian
doctor named James Naismith.
It
is
played
more
than
was
invented
by
1 Complete the passage with the correct forms of the words in the box.
invent doubt mention website all of a sudden
It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may _______ things which are nearly the same. It’s hard to tell who came up with the idea first. Some inventions can also lead to other inventions ______________. So some people _________ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or ________ usually _________ more than one inventor when giving information about inventions.
invent
all of a sudden
doubt
websites
mention
2 Rewrite these sentences using the passive voice.
1. Someone stole my watch.
2. They used five eggs to make this big cake.
3. When did they invent the personal computer
My watch was stolen by someone.
Five eggs were used to make this big cake by them.
When was the personal computer invented
4. They asked us not to run in the hallway.
5. Someone took the video back to the store.
We were asked not to run in the hallway by them.
The video was taken back to the store by someone.
3 Find out information about an invention you would like to know more about and write sentences below.
Invention:
When:
Who:
Purpose:
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
Problem: __________________________
New invention: __________________
What it is used for: ______________
quickly taking notes in class
a special pen
taking notes by itself
Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.
This special pen was invented by Liu Jie.
It has three colors and is used for…
Do you think they are useful invention
Problem: __________________________
New invention: __________________
What it is used for: ______________
don’t sweep the floor
a shoes with mop(拖布)
When you walk,the floor is swept by it.
Problem: __________________________
New invention: __________________
What it is used for: ______________
The noodle is too hot,I can’t eat quickly
The chopstick with a fan（风扇）
When I eat hot food, It is easy to eat.
Do you think they are useful invention
范文：
The computer is a wonderful invention. It ___________ (被发明) to help people with difficult calculations. It _______________ (不仅被用来) for work ________ (而且) for study and fun. Many students _______________ (梦想成为) computer programmers. We should ________ (敬仰) those great scientists who created it. We can _____________ (被鼓励去) learn more with computers.
was invented
but also
is not only used
dream of being
look up to
be encouraged to
a invention--computer
电视机在我们的生活、工作中的非常受欢迎，你知道电视机的起源与发展吗？请结合电视机的发明时间(1926年）、外形、用途等方面，谈一下它的发展变化。
要求：1.意思连贯，语句通顺；词数不少于80。
练一练
Uses (用途)
____________,
____________,
___________,
____________,
____________
Television
History (历史)
Who invented it ->
____________
When was it invented ->
___________
Where was it invented ->
___________
John Logie Baird
in 1926
Opinions (看法)
__________,_________, _____________, fun (积极的)
___________________, _____________________(消极的，用于辩证表达)
in Britain
useful
helpful
interesting
bad for our eyes
a waste of time
watch news
watch movies
play games
learn English
listen to music
句式操练
历史句式的被动语态练习
The television was invented by ________.
It was invented in ________ (year).
It was invented in ________ (country).
John Logie Baird
in 1926
in Britain
用途句式的主动语态练习
People use it to ________.
We can use it to ________.
It helps us ________.
watch news
watch movies
play games
看法句式练习
I think it is a very ________ invention.
In my opinion, it is very____________.
However, it is also ________________________ if we watch it for too long.
useful
helpful
bad for our eyes
Paragraph 1: Introduction (What is it )
The television is __________________________________ in the world. It is very __________ and
it __________________________________________.
An Important Invention - The Television
Writing:
one of the most important inventions
最重要的发明之一
useful
has changed our life a lot
大大地改变了我们生活
Paragraph 2: History (When, who, where )+Uses (What do we use it for )
The television _________________ John Logie Baird. It ________________ Britain_______ . People use it to _______________________. We can also _______________________________________________. It helps us ________ after a busy day.
was invented by
was invented in
in 1926
watch news and movies
use it to play games and learn English
relax
Paragraph 4: Opinions (What do you think of it )
I think the television is a ________ invention. It makes ___________________. However, we should not watch it for too long because _____________________and______________________ .
useful
our life become colorful
it is bad for our eyes
It’s a waste of time
An Important Invention: The Television Introduction:
Television is one of the inventions that has greatly changed our lives. Have you ever thought about how it influenced the world
Television was not invented by one person but by many people over time. However, it is often said that John Logie Baird was thought of as one of its key inventors. The first working TV was developed in the 1920s. So, we can see this great invention was not made by accident, but through years of hard work. Television is not only used for entertainment but also for education. We can watch news, movies, and dream of seeing faraway places. It can also be used to learn English, which encourages us to practice listening. Modern TVs are often divided into different types, like smart TVs and 3D TVs.
Many people look up to famous TV hosts. I think television is very useful because it brings the world closer to us. It is my pleasure to talk about this amazing invention today.

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