(共32张PPT)
Unit6 When was it invented Section A 1a-2d
Key words & Phrases:
style, project, pleasure, daily, website, pioneer, list,
mention
have a point, mention sb. /sth., mention sth. to sb.
Functions:
Talk about the history of inventions.
Learning Objectives
Free-talk
What are the four great inventions in ancient China
papermaking
[ p p r me k ]
compass
[ k mp s]
gunpowder
[ ɡ npa d r]
movable type printing
[ mu v bl ta p pr nt ]
Can you guess which one of them was invented first
1
2
3
4
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).
1a
A:I think the TV was invented before the car.
B:Well, I think the TV was invented after the car.
Listen and match the inventions with the years.
1b
_________ 1876
_________ 1885
_________ 1927
_________ 1971
a
b
c
d
d
a
c
b
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
When was the telephone invented
I think it was invented in 1876.
When was the telephone invented
I think it was invented in 1927.
Listen and number the inventions [1–3] in the order you hear them.
2a
3
1
2
n. 鞋跟；足跟
n. 电；电能
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
in the dark
changing
serving
n. 样式；款式
Make conversations using the information in 2b.
2c
What are they used for
They are used for changing the style of the shoes
shoes with special heels
What are they used for
They are used for seeing in the dark when you get up at night.
shoes with lights
It’s used for serving really cold ice-creams.
What is it used for
hot ice-cream scoop
What are they
zippers
What are they made of
They are made of plastic or metal.
What are they used for
They are used for locking clothes, bags and so on.
Read the conversation in 2d and answer the questions below.
1. Who invented the zipper
2. When was the zipper invented
3. When did it become popular
It was invented in 1893.
Whitcomb Judson
Around 1917.
[观察1] the subject for my school project is …
[探究] project 意为______________.
project作名词还可表示“（学校的）课”。
What is the main objective of this project
这个项目的主要目标是什么？
The final term will be devoted to project work.
最后一学期的时间将全部用于专题研究。
n. 项目；工程
[观察2] Well, you do seem to have a point ...
[探究] have a point 意为______________.
have a point常用于口语中，表示赞同别人的观点或看法
You have a point ─ it would be better to wait till this
evening.
你说的有道理，还是等到今天晚上比较好。
有道理
[观察3] The pioneers of different inventions were listed there.
[探究] pioneer 意为______________.
后常跟介词of或in，表示“.....的先驱/先锋”
He was a pioneer in the field of mathematics.
他是数学领域的先驱者。
n. 先锋；先驱
[观察4] For example, it mentioned that …
[探究] mention 意为______________.
[拓展] 常见用法有：
mention sb. /sth.提到某人/某事物；
mention sth. to sb.向某人提起某事/某物；
mention +从句 提到.....；
Don’t mention it.意为“（别人道谢时回答）不客气”。
v. 提到；说到
1.My grandmother mentioned me in his will.
我祖母在遗嘱里提到了我。
2.My friend has often mentioned you to me.
我的朋友常常向我提起你。
3.Tom mentions that he often sees her in the library.
汤姆说他经常在图书馆看到她。
Role play
—Who ____ the computer
—Sorry, I’ve no idea. But it has changed the world
greatly.
A. invented B. discovered C. made D. played
A
Exercise
2. —Could you please help me with my English after
school
—_________.
A. It’s a pleasure.
B. With pleasure
C. You’re welcome
D. Ok, I could.
B
3. 你知道电话是什么时候被发明的吗？
Do you know when the telephone _____ ________
4. 他的铅笔是用来画画的。
His pencil is _____ _____ _________.
was invented
used for drawing
GOOD JOB
