Unit 6 When was it invented Section A(1a-2d) 原创教学课件(共34张PPT)

(共34张PPT)
Unit 6 When was it invented
Section A (1a-2d)
Key words & phrases:
Learning target
heel, scoop, electricity, style, project, pleasure, zipper, daily, website, pioneer, list, mention, have a point
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…
contents
01
1a-1c
02
2a-2d
Lead-in
Do you know the English names of the four great inventions
in ancient China
Printing
Compass
Paper making
Gunpowder
1a-1c
Part 01
Look and say
Which one do you think is the most helpful in our daily life
1a
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.
4
2
1
3
What are they talking about Can you read the numbers that represent different years
_____ 1876
_____ 1885
_____ 1927
_____ 1971
Listen and match the inventions with the years.
1b
a
b
c
d
_____ 1876
_____ 1885
_____ 1927
_____ 1971
d
a
c
b
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
When was the telephone invented
I think it was invented in 1876.
Thomas Edison
1879
Wright brothers
1903
Alessandro Vlota
1799
invent v. “发明”，指经过认识和实践创造出前所未有的事物。
Language point
I think the TV was invented before the car.
invention和inventor都是名词， 前者意为“发明”，后者意为“发明家”。
2a-2d
Part 02
Free talk: How did these inventions change people’s live
Listen and number the inventions [1-3] in the order you hear them.
2a
n. 鞋跟；足跟
n. 勺；
铲子
n. 电；
电能
3
1
2
Listen again and complete the chart.
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
in the dark
serving
1. Why are shoes with lights needed by people
2. Why is the hot ice-cream scoop needed by people
3. How is the style of shoes changed
Listen again. Answer the questions.
Because it can be used for seeing in the dark when you get up at night.
Because it runs on electricity and becomes hot.
You can move the heels up and down.
Make conversations using the information in 2b.
2c
What are shoes with special heels used for
They’re used for changing the style of the shoes.
What are shoes with lights used for
They’re used for seeing in the dark.
What are hot ice-cream scoops used for
They’re used for serving really cold ice-cream.
Let’s talk
What is it used for
What is it used for
What is it used for
What’s this Where can you see it
zipper
backpack
jacket
wallet
key chain
2d
Read the conversation in 2d and answer the questions.
1. Who invented the zipper
2. When was the zipper invented
3. When was it first used widely
Whitcomb Judson.
In 1893.
Around 1917.
style n. 样式；款式
Language point
1. the style of the shoes 鞋子的样式
style n. 方式
in style时髦的
Her clothes are always in style.
她的衣服总是很时髦。
out of style过时的
Our children need new learning styles.
我们的孩子需要新的学习方式。
2.What are they used for
be used for sth. / doing sth. 意为“被用来做某事”，表示用途或目的，后接名词或动名词，相当于be used to do sth.
be used by...意为“被......使用”，后跟使用者.
be used as...意为“被当作......使用”.
3.With pleasure !
pleasure n. 愉快；高兴
常用表达: with pleasure非常乐意；
my pleasure不客气。
daily adj.每日的；日常的
例: Daily practice is the trick in learning a foreign language well.
每日练习是学好一门外语的诀窍。
4. daily
daily adj.按日的 adv.每日；每天
例: They charge a daily rate.
他们按日收费。
The bakery serves us with fresh bread daily.
面包店每天都给我们提供新鲜面包。
you do seem to have a point ... 是个强调句，用“助动词do +
谓语动词原形”的结构。
5. Well, you do seem to have a point …
have a point 有道理
例子:I guess you have a
point there.
我想你说的有道理。
Exercises
一.单项选择题
( ) 1. Who were the shoes with special heels invented _______
A. to B. as C. by D. for
( ) 2. Teaspoons are used _______ things.
A. to serve B. for serve C. to serving D. serving
( ) 3. —He always appears to _______.
—That’s because he’s really knowledgeable and experienced.
A. make an effort B. have a point C. pull together D. take place
( ) 4. Anne ________ to the party. She had a wonderful time with us.
A. invites B. is invited C. was invited D. has invited
C
A
B
C
Talked about the
invented time, inventors and the usage of some inventions.
Summary
Used the Passive Voice (past tense) to talk about the history of some inventions.
1
2
Homework
Review 1a-2d.
Preview the passage in 3a.
Look up some information about some famous inventions.
Unit 6 When was it invented
Section A (Gf-3c)