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(共20张PPT)
Unit 6
When was it invented
Section A (1a-2c)
初中英语 人教版 九年级上册
Warming up
Do you know these Great Inventions and their Inventors
Lead-in
Chinese ancient inventions.
Invention Papermaking.
made by Cai Lun
Lead-in
Chinese ancient inventions.
Invention Movable-type Printing
made by Bi Sheng
Lead-in
Chinese ancient inventions.
Invention Compass
made by
Lead-in
Chinese ancient inventions.
Invention Gunpower
made by alchemists
(accidental意外的)
Discuss
In what order do you think they were invented
Look at the things below. In what order do you think they were invented Then number them[1-4](1=first,4=last).
telephone
1a
Discuss
computer
car
TV=television
Look at the things below. In what order do you think they were invented Then number them[1-4](1=first,4=last).
1
2
3
4
1a
Check
Listen and match the inventions with the years.
d
1876
1885
1927
1971
a
c
b
d
1b
When was the
...invented
Listen & Match
Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented.
When was the telephone invented
I think it was invented in 1876.
1c
Memory Game
When was the car invented
It was invented in 1885.
When was the TV invented
It was invented in 1927.
Memory Game
When was the computer invented
It was invented in 1971.
Memory Game
Listen and number the inventions[1-3] in the order you hear them.
1
2
2a
Listen & Number
Listen and number the inventions[1-3] in the order you hear them.
2a
3
1
2
Check
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
Listen again and complete the chart.
changing
serving
in the dark
2b
Listen
What are the shoes with lights used for
They’re used for seeing in the dark.
2c
Pair work
What are hot ice-cream scoops used for
They’re used for serving really cold ice-cream.
What are shoes with special heels used for
They’re used for changing the style of the shoes.
Pair work
Homework
Preview the conversation in 2d.
Look for some information about some famous inventions.
Thank you

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