(共20张PPT)
Unit 6 When was it invented
Section A (1a-2d)
一、教学目标：
1.学习和掌握本节课的重点单词、短语和句型
--When was … invented
--I think it was invented in…
2.用过去被动语态介绍不同的发明。
3.用 “be used for” 来谈论该发明的功能.
二、教学重点：
1.学习和掌握本节课的重点单词、短语和句型
--When was … invented
--I think it was invented in…
2.用过去被动语态介绍不同的发明。
三、教学难点：
1.用 “be used for” 来谈论该发明的功能.
/'e n nt/
There are four ancient inventions in China.
古代的发明
/ k mp s/
compass罗盘
paper making
造纸术
We should be proud of being Chinese people!
printing印刷
/ pa d /
gun powder火药
What are these
以...骄傲
发明,名词
动词:invent发明
名词:inventor发明家
Let's look at following inventions in the world.
car
television电视
computer
telephone
Karl Benz invented the first car in 1885.
Atanasoff-Berry invented the first computer in 1971.
Bell invented the first telephone in 1876.
Atanasoff-Berry invented the first computer in 1971.
B:The first car was invented in 1885.
A: When was the first car invented
A: When was the first computer invented
B:The first computer was invented in 1971.
B:The first telephone was invented in 1876.
A: When was the first computer invented
A: When was the first telephone invented
一般过去时的被动语态：be（was/were) +动词过去分词
1885
1876
1927
1971
The ______was invented in ________.
before______.
after______
年份的读法：两个数字一组，分为前后两组
前两个数字不为零,后两个数字为零。
pair work in 1a：接龙比赛
eighteen hundred
telephone
car
TV
computer
Put the pictures in order.
1a
2
3
4
1
Pre- listening
1.What are they going to talk about
When the inventions were invented.
2.Listen to the key sentences,then finish 1b.
Read the years.
___ 1876
___ 1885
___ 1927
___ 1971
Listening
1b
___ 1876
___ 1885
___ 1927
___ 1971
d
a
c
b
T : When was the______invented
Ss:It was invented in________.
What other funny inventions can you find in your life
生活中还有哪些有趣的发明？
What are these inventions used for
be used for sth /doing sth被用来做某事，表示用途或目的，
=be used to do sth.
high heel
low heel
shoes with special heels
带图特殊鞋跟的鞋
scoop
hot ice-cream scoop
冰激凌加热勺
shoes with lights
发光的鞋子
Listen and number the inventions [1-3] in the order you hear them.
2a
___ shoes with special heels
___ shoes with lights
___ hot ice-cream scoop,
runs on electricity靠电力发动
1
3
2
Invention What is it / are they used for
shoes with special heels ________ the style of the shoes
shoes with lights
seeing ___________
hot ice-cream scoop ________ really cold ice-cream
Listen again and complete the chart.
2b
serving
changing
in the dark
Invention(发明） Time Inventor发明家 Usage (用途)
telephone电话 1876 Bell making phone calls打电话
computer电脑 1976 an American getting information获取信息
light bulb点灯 1830 Edison giving light给光亮
camera照相机 1837 a Frenchman taking pictures照相
bike自行车 1839 an Englishman riding骑
washing machine 1858 Smith washing clothes洗衣服
A:What’s your favorite invention B:My favorite invention is______
A: When was the______invented B: It was invented in______
A: Who was the_____invented by B: It was invented by_______
A: What is it used for B: It’s used for________.
pair work in 2C
发明
发明
发明
时间
发明家
用途
Roy
Paul
Paul and Roy are talking about an invention.
1.What are these
They are zippers.
2.What are they made of
They are made of plastic or metal.
3.What are they used for
They are used for locking clothes, bags and so on.
4.Do you know who invented them
read 2d ,then finishi the following task.
Paul: Hey Roy, the subject for my school project is “Small inventions
that changed the world.” Can you help me think of an invention
Roy: My pleasure! Let me think… hmm… I know! The zipper!
Paul: The zipper Is it really such a great invention
Roy: Think about how often it’s used in our daily lives. You can see
zippers on dresses, trousers, shoes, bags… almost everywhere!
Paul: Well, you do seem to have a point…
Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn’t used widely.
Paul: Really So when did it become popular Roy: Around 1917.
学校项目
我的荣幸
如此伟大的发明
在我们日常生活中
似乎有道理
看见一个网站
不同发明的先锋
被列在
被某人发明
在那时
提到
What is the subject for their school project
2. What kind of invention does Roy think of
3. Why does Roy think it is a great invention
4. Who and when was the zipper invented
5. When did the zipper become popular
Small inventions that changed the world.
The zipper.
Because it is often used in our daily lives.
Whitcomb Judson invented it in 1893.
Around 1917.
跟读回答下列问题
1.My pleasure!我的荣幸=It’s a / my pleasure.
2.Well, you do seem to have a point…嗯，看来你说的确实有道理…
have a point指某人的说法或想法“有道理”
3. mentione
mention+谋物/某事，提到谋物/某事，
口语中Don’t mention it. 主要用来回答感谢，意为“不客气”
语言点及考点
Report:In my group, my favorite invention is ____. I think it is______. It was invented in_____ by ______. It’s used for _____.
Tom’s favorite invention is _____.
He thinks it is ____. It was invented in _____ by ______. It’s used for ______.
Invention Inventor Time Usage (用途)
telephone Bell 1876 making phone calls
computer an American 1976 getting information
light bulb Edison 1830 giving light
camera a Frenchman 1837 taking pictures
bike an Englishman 1839 riding
basketball James Naismith 1861 playing
Exercises
1. Edison _________ （invent）the electric lamp.
2. It is said that Thomas Edison had 1,093___________ (发明) during his lifetime.
3. --- What is this kind of machine used for
--- It’s used for _________ (听) to music.
4.I bought the shoes because I liked the __ (款式)of them.
5. Lisa ______(hear)to sing a song in her bedroom just now.
invented
inventions
listening
style
was heard
No inventions, no life!
Thank you for listening!
