人教版九年级全册Unit 6 When was it invented?Section A听说课件(共42张PPT)

(共42张PPT)
When was it invented
Unit6
SectionA 1a-2d
natural or man- made
Man-made
Inventions
We live in a world of inventions.
Past
Now
＆
Inventions that changed the world
Who were these inventions invented by
When were these inventions invented？
Alexander Bell
亚历山大 贝尔
Karl Benz
卡尔 奔驰
John von Neuman
约翰·冯·诺依曼
J. L. Baird
贝尔德
Inventors
What did they invent
Alexander Bell
亚历山大 贝尔
Karl Benz
卡尔 奔驰
John von Neuman
约翰·冯·诺依曼
J. L. Baird
贝尔德
Match the inventions with the right inventors
In what order do you think they were invented
Discuss them with your group.Then number them(1-4) (1= first, 4=last)
I think the telephone was invented before the TV.
I think the telephone was invented after the TV.
I think the
TV was invented before the
computer.
Yes ，I agree.
I think the
computer was invented after the
car.
Yes ，I agree.
Pre-listening
what can you learn from the picture
grandmother
Alice
Maybe Alice's grandmother
is talking to Alice
about her past life
listen and match the inventions with the years.
1b
______ 1876
______ 1885
______1927
______1971
d
a
c
b
年份的读法：
1. 分两个单位来读：
2 0 1 6 twenty sixteen
2. 三位数读法：（先读第一位，后两个合起来读）
9 84 nine eight-four
3. 千位数，中间有零：（零用and表示）
2 00 4 two thousand and eight
2 0 14 two thousand fourteen
Summary
The telephone was invented in ______.
It was invented by ___________.
The car was invented in ______.
It was invented by ___________.
1876
Alexander Bell
1885
Karl Benz
Summary
The TV was invented in ______.
It was invented by ___________.
The computer was invented in ______.
It was invented by ___________.
1927
J. L. Baird
1971
John von Neuman
Role-play
When was the
telephone invented
I think it was invented
in 1876.
Who was it invented
by
It was invented
by Alexander Bell.
When was ... invented
I think it was invented by...
Who was it invented by
It was invented by ...
It was invented after/before ...
These are well-known inventions.
Do you know any other inventions more interesting .
hot ice-ream scoop
runs on electricity
shoes with lights
shoes with special heels
What are they used for
heat , dig
when do people need light
high heel, and low heel, we can move
Listen again and complete the chart below.
2b
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
serving
in the dark
Make conversations using the information in 2b.
2c
A: What is the ... used for
B:It is used for ...
A: What is it made of
B:It is made of...
zipper
Pay attetion to the questions before listen to the conversation.
2d
Q1: What invention does Roy mention for Paul's subject
Q2: How does the zipper as a small invention to change the world
Q3: Who was it invented by
Q4:When was it invented
Q5: When was it used widely
Check
Q1: What invention does Roy mention for
Paul's subject
Q2: How does the zipper as a small invention to change the world
Zipper
It is used in our daily lives. You can see zippers on dresses,trousers, shoes,bags...almost everywhere.
Check
Q3: Who was it invented by
Q4:When was it invented
Q5: When was it used widely
Whitcomb Jubson
In 1893
Around 1917
Talk an invention that changed the world
How to write
Post-
learning
What is the invention
Who was it invented by
What was it used for
When was it invented
How to write
Post-
learning
I think... is an invention that changed the world.
Because...
It is widely used in our everyday life.
It was invented by...
And It was invented in....，and it was invented before/after...
I think it is used for...
I love the invention.
Key words and phrases
be invented
in
be invented
by
be used
for
the style of
with pleasure
have a point
在某地/年被发明
在某人被发明
被用来...
...的样式
乐意效劳
有道理
key points
1. When was it invented
invention: 发明物
inventor: 发明家
Edison was invented
light bulb.
invent: v. 发明
key points
2. I think the TV was invented before the car.
I think the TV was invented after the car.
我认为电视机是在汽车之前被发明的。
我认为电视机是在汽车之后被发明的。
key points
3. Changing the style of the shoes.
the style of : ...的样式
in style ：流行
out of style : 过时
key points
4. With pleasure.
同义：
My pleasure ./ It is a pleasure.
please: v. 使...高兴
pleasant： adj. 令人愉快的
pleased ： adj. 满意的
pleasure ： n. 愉快，高兴
key points
5. For example, it mentioned that the zipper was invented by Whitcomb Judson by 1893..
mention v. 提到，说到
mention sb./ sth. (to sb.）
（向某人）提起某事/某人
mention doing sth.
提起做某事
mention + that 从句.
提到...
Don't mention it.
不客气（用于口语）
key points
6. The pioneers of different inventions were listed there.
① the pioneer of ....的创始者/先锋者
a list of ...的名单
make a list 列表
② were listed 被列表
Exercise
1. —— Thank you for telling me so much knowlege about
nature.
—— Don't ________ it . If you have more questions, come to me
anytime.
A. mention B. regard
C. treat D. say
2. ——Can you give me a ride to the station
—— ________.
A. With pleasure. B. Not at all.
C. Never mind. D. It doesn't matter.
√
√
Exercise
3.Edison was a great _______. He ______ over 1,000 _______ during
his life.
A. invent ; invented ; inventions
B. inventor ; invented; invention
C. inventor ; invented ; inventions
D. inventor ; invents ; inventions
4.The telephone ______ by Alexander Graham Bell in 1876.
A. is invented
B. invented
C. was invented
D. will be invented
√
√
Good bye