Unit 6 When was it invented? Section A (1a-2d) 课件(共29张PPT)人教版英语九年级全册

(共29张PPT)
Unit 6
When was it invented
Section A (1a~2d)
1.Master the new words.
invent, invention, heel, scoop, electricity, style, crispy, salty,
sour.
2.Master the structires.
--When was it invented --It was invented in…
--What is it used for --It is used for doing sth.
--What are they used for --They are used for doing sth.
3.Talk about inventions by using passive voice.
was/were +done
Learning objectives
heel n. 鞋跟; 足跟
high-heeled shoes
shoes with special heels
带特殊鞋跟的鞋
low heel
high heel
shoes with lights
发光的鞋
electricity
n. 电; 电能
hot ice-cream scoop
runs on electricity
scoop n.
勺; 铲子
scoop
冰激凌加热勺,靠电力驱动
I am interested in Chinese history and culture, especially the inventions.
Sally
[ n ven nz] n. 发明(可数)
invent v. 发明
Lead-in
What are the Four Great Inventions (发明) in ancient China
compass
gun powder
paper making
We should be proud of being Chinese people!
[ mu:v bl] adj. 可移动的
movable type printing
[ k mp s] n. 罗盘
[ pa d (r)] n. 粉末
[ e n nt] adj.古代的，古老的
What are the four great inventions in ancient China
Discussion
When were they invented
Who were they invented by
paper making \105 B.C.
printing\1041-1045
compass
11th Century
gunpower
9th Century
Han Dynasty
Song Dynasty
When was ... invented
Who was ... invented by
What is ... used for ...
It was invented in ... .
It was invented by ... .
It is used for ... .
The new four great inventions in modren China.
Shared Bikes 共享单车
Mobile Payment 支付宝
Online Shopping 网购
High-Speed Railway 高铁
Lead-in
Let's learn more about other inventions in our daily lives.
car
television
A: I think the TV was invented before the car.
B: Well, I think the TV was invented after the car.
telephone
personal computer
Pre-listening
1a
Look at the things below. In what order do you think they were invented
was invented 被发明
When were they invented
Pre-listening
1a
Look at the things below. In what order do you think they were invented Discuss them with your group. Then number them [1–4] (1 = first, 4 = last).
4
2
1
3
1b
Listen and match the inventions with the years.
_________ 1876
_________ 1885
_________ 1927
_________ 1971
a
b
c
d
年份怎么念？
课本P41
d
a
c
b
While-listening
Grandma
Alice
When was the telephone invented
I think it was invented in 1876.
Student B, cover the dates. Student A, ask student B when the things in the picture in 1b were invented. Then change roles and practice again.
Post-listening
1c
The special slippers were invented by a lazy man. They are used for cleaning the floor.
This special hat was invented by Susan. It has many colors and is used for taking photos. It can take a photo of you by yourself.
This small air fan was invented by Tom. It is used for cooling the hot food. It runs on electricity.
shoes with special heels
发光的鞋
[sku p]n.勺子,铲子
[ lek tr s t ]n.电,电能
冰激凌加热勺,靠电力驱动
2a. Look at the picture below. What are the things on the table
some other interesting inventions.
[hi l]n. 鞋跟
high heel
low heel
What are they iused for
Listen and number the inventions[1-3] in the order you hear them.
1
2
3
Listen !
2a
Listen again and complete the chart below.
2b
While-listening
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
in the dark
serving
changing
Tip: Focus on the key verb and the verb’s form. 注意动词形式
[sta l] n. 样式；款式
课本P42
The first invention is shoes with ________. People always hit their toes againstt __________ on the way to the bathroom at night. So people can use them for _______ in the _______.
The second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream.
The last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the heels if you are going to a ______ or ______ them if you are just going out for _________.
Listen again and fill in the blanks.
something
seeing
dark
lights
scoop
electricity
used
cold
heels
up
down
raise
party
lower
shopping
Make conversations using the information in 2b.
Inventions 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
in the dark
changing
serving
The ... is used for doing ...
What is the ... used for
Listen !
2c
What’s this
zipper n. 拉链；拉锁
Where can you see it
pants
trousers
bags
backpack
dresses
shoes
pencil case
A small invention
It is widely used in our daily life.
Read the conversation of 2d on Page 42 and try to answer the questions.
1. Who invented the zipper
2. When was the zipper invented
3. When was it first used widely
Whitcomb Judson invented the zipper.
It was invented in 1893.
It became popular around 1917.
Post-listening
2d
Even though they are small,
they are widely used in our daily life.
You can see them almost everywhere!
Report
In my group, my favorite invention is ____. I think it was______. It’s used for _____.
Tom’s favorite invention is _____.He thinks it was ____. It’s used for ______.
What’s your favorite invention
When was it invented
What’s it used for
Make a report
If you want to invent something, what will you invent
To be a small inventor
成为小小发明家
What’s your problem
What do you want to invent most
Discuss
why
our invention
problem
name
…
use for
…
Report like this:
In our group, we want to invent one thing which is called… . It is used for … , because we (don’t) want to … . With this invention, we will be able to …. No inventions, no life! We believe inventions will make our life …
homework robot
To learn the key sesentences:
(1)—Who was it invented by
—It was invented by...
(2)—When was it invented
—It was invented in…
(3)—What is it / are they used for
—It is / They are used for doing sth.
Summary
1. — Would you please come to the dancing party with me tonight
— ______. I suppose we shall have a wonderful night!
A. Never mind B. Have a good time
C. Not exactly D. With pleasure
2. — He always appears to _______.
— That’s because he’s really knowledgeable and experienced.
A. make an effort B. have a point
C. pull together D. take place
D
B
单项选择。
Exercise
1.抄写本：heel--mention，三英一中；
2.预习课本P43 3a, 标行、标段并标上生词词性和中文意思。
Homework
Inventions make our life much easier !