资料简介
Section A (1a-2d)
Unit 6
When was it invented?
学习目标
Key words:
heel, scoop, electricity, style, project, pleasure,
zipper,
daily, website, pioneer, list, mention,
Key sentences:
1.—When was the telephone invented?
— I think it was invented in 1876.
2.—What are they used for?
—They are used for…
Passive voice (past tense)
What are the Four Great Inventions
in ancient China?
Do you know?Lead in
Chinese four great ancient inventions
compass
gun powder printing
Paper making
Modern inventions
calculator
Talk about the inventions(发明).
Which one do you think is the most helpful
in our daily life?
computer
car
calculator laptop
telephone cell phone
radio
A: I think the TV was invented
before the car.
B: Well, I think the TV was
invented after the car.
Talk about with your partner.
A: I think the calculator was invented
before the computer.
B: Well, I think the calculator was
invented after the computer.
Talk about with your partner.
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)
1 2 34
Presentation
Listen and match the inventions with the years.
a
b c
d
When was the
...invented?
1876
1885
1927
1971
a
c
b
d
1b
Student B, cover the dates. Student A, ask Student B, cover the dates. Student A, ask
Student B when the things in the picture in 1b Student B when the things in the picture in 1b
were invented. Then change roles and practice were invented. Then change roles and practice
again. again.
When was the
telephone invented?
I think it was
invented in 1876.
1c
When was the car
invented?
It was invented in
1885.
When was the
TV invented?
It was invented in
1927.
When was the
computer
invented?
It was invented in
1971.
Listen and number the inventions[1-3]
in the order you hear them.
3 1 2
___ shoes with
special heels
___ shoes
with lights
___ hot ice-cream
scoop runs on
electricity
2a
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
Make conversations using the
information in 2b.
What are the shoes
with lights used for?
They’re used for
seeing in the dark.
2c
What are hot ice-
cream scoop used
for?
They’re used for
serving for really
cold ice-cream.
What are shoes
with special heels
used for?
They’re used for
changing the style
of the shoes.
Role-play the conversation.
Read the passage quickly and answer the
questions.
1.What is the subject for their school
project?
2. What kind of invention does Roy think
of?
Small inventions that changed the world.
The zipper.
2d
3. Why does Roy think it is a great inven-
tion?
4. Who and when was the zipper invented?
5. When did the zipper become popular?
Because it is often used in our daily lives.
Whitcomb Judson in 1893.
Around 1917.
1. Well, you do seem to have a point…
have a point 有道理
e.g. I admit (that) you have a point.
我承认你有理。
Language Points
2. They are used for seeing in the dark.
be used for doing sth.表示“被用来做某
事”。与be used to do sth. 同义。表示用途、
目的。
e.g. This computer is used to control all the
machines. 这台电脑是用来控制所有机
器的。
Do you know what this tool is used for?
你知道这个工具是用来做什么的?
3. Think about how often it’s used in our
daily lives.
think about 表示“考虑，想起”。
e.g. He is thinking about travelling in the
summer holidays.
他正在考虑暑假旅游的事。
She was thinking about her childhood
days. 她正回想她的童年时期。
【拓展】有关think的短语
think of 指“考虑, 记
忆, 记起”
I can’t think of his name at
the moment. 我一时想不起
他的名字。
think
sth. over
指“仔细想,
审慎思考, 作
进一步考虑”
Please think over what I
said. 请仔细考虑我说的话。
think
sth. out
指“想通, 想
出, 熟思”
He thought out a new idea.
他想出了一个新主意。
1.用所给单词的正确形式填空：
1. When the telephone
(invent) ?
2. The computer can us do math
problems (help).
invented
was
help
Exercises
3. In those day, the woman couldn't
_______(afford) a TV because they were
really expensive.
4. A friend of (I) came to see me last
week.
5. I think you need (take) a history
class.
afford
mine
to take
2.单项选择
( ) 1. The kind of cup is used _______
drinking.
A. to B. as C. by D. for
( ) 2. My mother and my sister kept on
talking, but my father ________ silent all
the time.
A. got B. kept
C. turned D. looked
DD
BB
( )3.I think the short story ______by Lu
Xun.
A. is writing B. is written
C. written D. was written
( )4.—Who _____ the electric light
lamp_____? —Edison.
A. was; invented B. is; invented
C. was; invented by
D. did; invented by
D
C
Summary
1. Talked about the invented time,
inventors and the usage of some
inventions.
2. Used the Passive Voice (past tense)
to talk about the history of some
inventions.
Homework
1. Preview the passage in 3a.
2. Look up some information about
some famous inventions.
Thank
you!
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