Unit 6 When was it invented?Section A 2a-2d课件(共25张PPT，内嵌音频)

(共25张PPT)
Unit 6
When was it invented
Section A 1
1a~2c
学习目标
1.听说读写单词：
heel,scoop,electricity,style,in the dark,invention,inventor
2.能掌握以下被动语态句型：
①—When was the telephone invented
—I think it was invented in 1876.
② —What are they used for
—They are used for seeing at night.
paper making printing gun powder compass
Four Great Inventions
How many inventions have you seen
A: When was it invented
B: I think it was invented in…...
在…（时间）被发明
A: When was it invented
B: I think it was invented in…...
A: When was it invented
B: I think it was invented in…...
heel n. 鞋跟; 足跟
scoop n.
勺; 铲子
electricity n. 电; 电能
e.g. I like the style of the dress.
我喜欢这条裙子的款式。
style
n. 样式; 款式
electricity /ilektris ti/
n. 电；电能
In modern cities we can’t live happily without electricity.
heel /hi:l/ n. 鞋跟；足跟
Nowadays the heels of women’s shoes are higher and higher, more and more beautiful.
scoop /sku:p/ n.勺; 铲子
I haven’t seen so many kinds of scoops when I was a kid, especially scoops with light.
shoes
with special heels
shoes with lights
hot ice-cream scoop,
runs on electricity
带特殊鞋跟的鞋
low heel
high heel
scoop 勺子
What are the things on the table
What are they/is it used for
冰激凌加热勺,
靠电力驱动
带灯的鞋
Listen and number the inventions [1-3] in the order you hear them.
2a
3
1
2
Alex
Carol
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
changing
in the dark
serving
Listen again and complete the chart.
2b
1. What is Carol doing
A. Practice spoken English.
B. Making inventions for English homework.
C. Writing in English.
2. What can you do to the shoes
A. Move the shoes up and down.
B. move the heels up and down.
C. Move the heels away.
3. If you’re going out for a party, you’d better the heels.
A. move away B. raise C. lower
Make conversations using the information in 2b.
2c
What are the shoes with lights used for
They’re used for seeing in the dark.
What are hot ice-cream scoops used for
They’re used for serving for really cold ice-cream.
Invention Time Usage (用途)
lights 1830 giving light
cameras 1837 taking pictures
bikes 1839 riding
basketballs 1861 Playing
planes 1903 traveling
computers 1976 getting information
phones 1876 talking with people
Groupwork
A: When were the…. invented
B: They were invented in…
A: What are they used for
B: They’re used for…
zipper
拉链
Where can you see it
-- On trousers: shorts, jeans...；
on clothes: dressers, shirts, jackets, blouses...；
on bags: schoolbags, handbags...；
on shoes...
Lead in
change the world
used wildly
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: With 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.
先驱
(列)清单
1. Who invented the zipper
2. When was the zipper invented
3. When was zipper used widely
项目
网站
Answer the following questions.
1. Who invented the zipper
It was invented by Whitcomb Judson.
2. When was the zipper invented
It was invented in 1893.
3. When was it used widely
Around 1917.
1. Emily is glad that she ____ for her honesty at that meeting.
A. praises B. praised C. is praised D. was praised
2. Everybody ______ deeply after they heard the story.
A. moves B. moved C. is moved D. was moved
3. The pet dog is warm and loving, It ___ as a daughter of my family.
A. treats B. treated C. is treated D. was treated
D
C
C
完成句子：
1.汽车是什么时候发明的？它是在1885年被发明的。
When _________ the car________
It _____ _____ _____1885.
2. 带灯的鞋子是什么时候发明的？是去年发明的。
When ____shoes with lights _____ _
They _____ _____ last year.
was invented
was invented in
were invented
were invented
3. 他们是谁发明的。是朱丽.汤普森发明的。
_____ were they ____ _____
They were _____ ____Julie Thompson.
4. 他们是用来做什么的？ 是用来在黑暗中视物的。
What are they ____ ____
They’re used _____ _____ in the dark.
5.我认为电话的发明要早于汽车的发明
I think the telephone _______ __________ _________the car.
Who invented by
invented by
for seeing
used for
was invented before
What do you think is the most helpful invention Why
When was it invented What was it used for
What do you want to invent in the future Why
1.熟记生活中发明的常用词汇。
2.利用 be invented in, be used for (doing) 各造5个句子
3.Write a short passage:
When was it invented Homework