(共24张PPT)
Unit 6
When was it invented
Section A 1a-2d
Free talk
Do you know some famous inventors
Who are they
What were invented by them
Are these inventions useful
John von Neumann
Alexander Graham Bell
Thomas Alva Edison
Some famous inventors and inventions
computer
telephone
plane
steam engine
light
Do you know any modern inventions
1. Can you guess
which one of them
was invented first
2. Which one of
them was invented
last
3. Was the TV
invented before
the car or after
the car
Pre-listening
1a
Pre-listening
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.
Explanation
年份的读法：两位在一起读。
E g. 1976
1900
2000
Read the following years
1745
1305
246
nineteen seventy-six
nineteen hundred
two thousand
seventeen forty-five
thirteen and five
two hundred and forty-six
试一试 :Translate
翻译以下年份
nineteen seventy- one_________
eighteen eighty-five_________
two thousand and fourteen _________
2008________________________
1927________________________
1971
1885
2014
two thousand and eight
nineteen twenty- seven
1b
While-listening
Listen and match the inventions with the years.
_____ 1876
_____ 1885
_____ 1927
_____ 1971
a
b
c
d
d
a
c
b
While-listening
Do you know who invented them
Alexander Bell
Karl Benz
J.L.Baird
John von Neumann
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.
1c
A: When was the telephone invented
B: I think it was invented in 1876.
Look and guess
What can you see on the table
What are they used for
Listen and number the inventions [1-3] in the order you hear them.
2a
1
3
2
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
The first invention is shoes with ________. People always hit their toes on __________ on the way to the bathroom at night. So people can use them for ________ in the ______.
Listen again and fill in the blanks.
something
seeing
dark
lights
The second invention is a hot ice-cream ______. It runs on ____________ and becomes hot. It’s ______ for serving really _______ ice-cream.
scoop
electricity
used
cold
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 _________.
heels
down
up
raise
party
lower
shopping
Post-listening
2c
Make conversations using the information in 2b.
A: What are they used for
B: They’re used for ...
A:What is ______ used for
B:It’s used for_______________________.
taking for photos for us
carrying people to other places
talking with people
Pair Work
Invention Inventor Time Usage (用途)
telephone Bell 1876 making phone calls
computer an American 1976 getting information
light bulb Edison 1879 giving light
camera a Frenchman 1839 taking pictures
bike a German 1817 riding
basketball James 1861 playing
Make conversations according to the table.
A: When was... invented
B: It was invented by... in...
A: What is it used for
B: It is used for...
Zipper
history
purpose
popularity
流行性
Whitcomb JUDSON
in 1893
making dress, trousers
it become pouplarity in 1917
2d
Retelling
The zipper was invented by Whitcomb Judson in 1893. But (However,)It didn't become so popular until 1917. It is used for making dresses, trousers,shoes, bags…almost everywhere. It's clear that it's widely used now.
Ⅰ. 单选。
1.English is widely used _______ many people around the
world _______ a second language.
A. by；for B. by; as
C. as；for D. for；as
2. —Thank you for taking me around your school, Daming.
—________
A. Don’t mention it. B. Never mind.
C. Of course not. D. No problem.
Exercises
B
A
Ⅱ.根据句意和所给汉语提示, 完成下列单词的拼写。
1. That’s the most _________ (有用的) book.
2. It is said that Thomas Edison had 1,093___________(发明)
during his lifetime.
3.——What is this kind of machine used for
——It’s used for _________ (听) to music.
4. If you _________ (加热) the ice, it will soon become water.
5. Children also need time _________ (玩耍).
useful
inventions
listening
heat
to play
2. 薯片是一个名叫乔治·克拉姆的厨师发明的。
Potato chips _______ _______ _______ a cook _______ George Crum.
3. 而且他在它们上面放了很多盐。
And he _______ lots of salt _______ them.
三. 完成句子。
1. 薯片是由于失误而被发明的。
Potato chips ______ ______ ______ ______.
were
invented
by
mistake
were
invented
by
called
put
on
