人教版九年级全册 Unit 6 When was it invented?Section A 1a-1d 课件 (共25张PPT)

(共25张PPT)
Four ancient(远古的, 旧的)inventions
compass
gun powder
printing
paper-making
They were invented by the Chinese people thousands of years ago.
['k mp s]
['paud ]
Who invented the paper
Cai Lun invented the paper.
The paper _______ _______ by Cai Lun.
was invented
inventor
When was it invented
The paper _______ _______ in 105A.D.
was invented
Section A 1a---1c
printing
__________ was invented by_________.
__________ was invented in_________.
Bi Sheng
around 1041
The printing
Bi Sheng
around 1041
The printing
compass
the 11th century
gunpowder
the 9th century
___________ was invented in_________.
The compass
the 11th century
The gunpowder
the 9th century
car
television
telephone
computer
camera
What’s this called in English
Look at the things. In what order do you
think they were invented
A: I think the telephone was invented before the computer.
B: Well, I think the telephone was invented after the computer.
The car was invented before the television.
A: I think … was invented before …
B: Well, I think … was invented after ….
The telephone was invented before the television.
A: I think … was invented before …
B: Well, I think … was invented after ….
The telephone was invented before
the computer.
A: I think … was invented before …
B: Well, I think … was invented after ….
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).
A: I think the TV was
invented before the
car.
B: Well, I think the TV
was invented after
the car.
4
2
1
3
1a
When was it invented
__ 1876
__ 1885
__ 1927
__ 1971
car
computer
telephone
television
_______was invented in _______
c.
a.
d.
b.
年份的读法
两个数字一组，分为前后两组
1
2
1865 eighteen sixty five
1989
千年的读法
two thousand
2001
two thousand and one
nineteen eighty nine
3
前两个数字不为零，后两个数字为零。
eighteen hundred
1900
nineteen hundred
4
非四位数的年份的读法！
531 five hundred and thirty-one
c
1c
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.
A: When was the car invented
B: Well, I think it was invented in …
A. 1885
B. 1876
C. 1927
D. 1971
A: When was the plane invented
B: It was invented in ….
1913
1876
1927
1971
A: When was the camera invented
B: It was invented in ….
1885
1876
1827
1971
A: When was the light bulb invented
B: It was invented in ….
1885
1879
1927
1971
light bulb
Edison.
When was the light bulb invented
It was invented in 1879.
Who was it invented by
It was invented by Edison.
What’s it used for
It’s used for helping people see in the dark.
1879
Car
1885
When was the car invented
Who was it invented by
What is it used for
Benz
It was invented in 1885.
It is used for traveling.
It was invented by Benz.
travel
When was the telephone invented
Who was it invented by
What is it used for
Bell
It was invented in 1876.
It is used for talking with people.
It was invented by Bell.
talk with people
telephone
1876
TV
1927
When was the TV invented
Who was it invented by
What is it used for
Baird
It was invented in 1876.
It is used for watching.
It was invented by Baird.
watch
computer
1971
When was the TV invented
Who was it invented by
What is it used for
Eckert
It was invented in 1971.
It is used for working, studying and playing.
It was invented by Eckert.
work,study and play
in 1971
in 1876
in 1885
in 1927
Karl Benz
Bell
Baird
Eckert
A: When was …invented
B: It was invented in…
A: Who was it invented by
B: It was invented by…
A: What is it used for
B: It is used for doing…
Sum-up
A: When was …invented
B: It was invented in…
A: Who was it invented by
B: It was invented by…
A: What is it used for
B: It is used for doing…
祝大家
身体健康，万事如意！