(共37张PPT)
Section A 1a---1c
Four ancient(远古的, 旧的)inventions
compass
gun powder
printing
paper
car
What’s this called in English
television
telephone
personal computer
calculator
umbrella
alarm clock
camera
microwave ovens
abacuses
binoculars
light bulbs
battery
Batteries
What are these called in English
A: When was the car invented
B: Well, I think it was invented in ….
1885
1876
1927
1971
A: When was the telephone invented
B: Well, I think it was invented in ….
1885
1876
1927
1971
A: When was the television invented
B: Well, I think it was invented in ….
1885
1876
1927
1971
A: When was the person computer invented
B: Well, I think it was invented in ….
1885
1976
1927
1971
A: When were the light bulbs invented
B: Well, I think they were invented in ….
1885
1871
1927
1971
A: When were the binoculars invented
B: Well, I think they were invented in ….
1854
1871
1927
1971
Look at the things. In what order (顺序)
do you think they were invented
A: I think the calculator was invented before the computer.
B: Well, I think the calculator was invented after the computer.
1a
A: I think … was invented before …
B: Well, I think … was invented after ….
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 personal computer.
A: I think … was invented before …
B: Well, I think … was invented after …
The calculator was invented before the battery.
The battery was invented after the calulator.
A: I think … was invented before …
B: Well, I think … was invented after …
The camera was invented before the calculator.
The calculator was invented after the camera.
A: I think … was invented before …
B: Well, I think … was invented after …
The binoculars were invented before the calculator.
The calculator was invented after the binoculars.
Listen and match the inventions with the dates.
a
b
e
d
c
1876___
1885___
1927___
1971___
1976___
d
a
b
e
c
1b
1
3
4
2
5
Answer : the right order they were invented
A: When was the _______ invented
B: I think it was invented in ______.
1976
1885
1876
1927
1971
1c
in 1927
A: What is this called in English
B: It is called a television.
A: When was the television invented
B: It was invented in 1927.
in 1976
in 1971
in 1885
in 1876
in 1827
in 1871
in 1854
in 1800
am / is / are + vt.pp
was / were + vt.pp
1. 算盘是什么时候发明的？
______ ______ the abacus _______
2. Edison was a great _______ .He ________ 1093 things. His
___________are very important. (invent)
3. Cars were invented _____ 1885.(, on, by)
4. Edison was one of the most famous_______ _(invent) in
the world.
When was invented
inventions
inventor
invented
in
inventors
被动语态语法
My father bought the computer in 2005.(改为被动语态)
The computer______ ______ by my father in 2005
We clean the classroom every day. (改为被动语态)
The classroom _____ ________ every day.
They use the knife to cut apples. (改为被动语态)
The knife _____ _____ to cut apples.
Jim found the lost child in the park (改为被动语态)
The lost child _____ ______ by Jim in the park.
Is the song sung by the children (改为主动句)
_____ the children ______ the song
We can finish the work in five days. (改为被动语态)
The work _____ _____ _______ in five days.
Do sing
was bought
Is cleaned
is used
was found
can be finished
Edison invented the light bulb.
The light bulb was invented by Edison.
Who was the light bulb invented by
The telephone by Bell.
was invented
Who was the telephone invented by
Bell invented the telephone.
______ was invented by _______.
The car
Karl Benz
Who was the car invented by
Karl Benz invented the car.
A: What is the car used for
B: The car is used for traveling.
A: What is the _______ used for
B: I think it is used for _______________
.
talking with people
A: What is the
used for
B: I think it is used for _______. (count)
counting
A: What is the
used for
B: I think it is used for ________.(work)
working
A: What is the
used for
B: I think it is used for _____.(ride)
riding
A: What is the
used for
B: It is used for ___________.(count)
counting
A: What is the
used for
B: It is used for
________________________.
(watch the things far away clearly)
watching the things far away clearly.
A: What is the ________ used for
B: It is used for __________________ .
making the food hot.
(make the food hot)
A: When was …invented
B: It was invented in…
A: Who was it invented by
B: It was invented by…
A: What is the … used for
B: The … is used for doing…
Who were they invented by
What are they used for
adjustable 可调整的
operate 操作
heat 加热
