Unit 6 Section A (2a-2d)课件+嵌入音频（人教版九年级英语Unit 6 When was it invented？）

(共18张PPT)
Unit6
When was it invented
Section A 2a-2d
Karl Benz invented the first car in 1885.
The first car was invented by Karl Benz.
Review
The first telephone was invented by Bell.
Bell invented the first telephone in 1876.
The first television was invented by J. L. Baird.
J. L. Baird invented the first television in 1927.
带特殊鞋跟的鞋
发光的鞋
冰激凌加热勺,靠电力驱动
Some interesting inventions
2a Listen and number the inventions [1–3] in the order you hear them.
1
2
3
heat, dig
What are they used for
raise the heel and lower the heel
see in the dark \at night
dig \ serve ice-cream
soft\hard
2b Listen again and complete the chart below.
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
n. 样式; 款式
Shoes with special heels are used for changing the style of the shoes.
be used for doing sth 被用来做某事
be used to do sth 被用来做某事
Shoes with special heels are used to change the style of the shoes .
used to do sth
be used to doing sth
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
n. 样式; 款式
in style 流行的, 时髦的
out of style 过时的
the style of… ……的样式/款式
change v. 改变
The dark means darkness
serve v. 服务、招待
shoes with lights a house with a pool
a girl in red a boy with glasses
a boy from Linyi
介词短语做后置定语，先翻译定语 ……的……
Alex: Hi, Carol. Wow, what are those
Carol: Hello, Alex. Oh, these are some of the interesting inventions that I’m writing
about for my English homework.
Alex: I see…What’s that, then
Carol: They’re shoes with lights. You use them for seeing in the dark when you get up at
night.
Alex: Oh, that’s a cool idea! I always hit my toe on something on the way to the
bathroom at night.
Listen and repeat
Carol: Next is a special ice-cream scoop.This is my favorite invention. It runs on electricity
and becomes hot.
Alex: I know what it’s for! It’s used for serving really cold ice-cream.
Carol: Yes, that’s right! The last invention I’m going to write about is shoes with special
heels. You can move the heels up and down.
Alex: What are they used for
Carol: Well, you can change the style of your shoes. You can raise the heels if you are
going to a party or lower them if you are just going out for shopping.
zipper
zippers
A: When was the zipper invented
B: It was invented in…
A:Who was the zipper invented by
B: It was invented by…
A: What are zippers used for
B: They’re used for…
Read 2d and find the answers
1893
Whitcomb Judson
closing something
Read again and do the task below .
2d
When did zipper become popular
Around 1917.
as soon as 一…… 就
with
Listen and repeat
have a point 有道理
with
seem v.似乎、好像
seem to do sth
seem to be +adj
It seems that
写出下列动词的过去式
think
see
mention
become
划出动词的被动语态
were listed
was invented
was used
thought
saw
mentioned became
写一篇介绍拉链的文章
拉链是改变世界的发明之一。
它在1893被Judson发明。
然而，在大约1917年它才流行。
现在它被广泛应用于我们的日常生中。
你可以在裙子、裤子、鞋子和包包上看到它们。
它是如此伟大的一个发明。
Zipper is one of the inventions that changed the world.
It was invented by Judson in 1893.
However , it became popular around 1917.
Now it is widely used in our daily life .
You can see them on dresses , trousers , shoes and bags.
It is such a great invention.
Summary
Thank you