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(共17張PPT)
When was it invented
unit 6 section A(1a-2d)
人教版九年級
四川師范大學(xué)外國語學(xué)院謝思雨
教學(xué)目標(biāo)&重難點(diǎn)
教學(xué)流程
教學(xué)流程 目的
1.四大發(fā)明視頻導(dǎo)入 激活學(xué)生背景知識，引入被動句型
2.控制性口語操練活動1 使學(xué)生初步掌握重點(diǎn)句型1 be inventede by
3.聽力活動1：聽前預(yù)測，聽力練習(xí) 學(xué)習(xí)聽力策略，完成聽力
4.半控制性口語活動2 使學(xué)生進(jìn)一步掌握重點(diǎn)句型1
5.聽力活動2：預(yù)測，排序填空，口語練習(xí) 聽前輸入句型2，聽中進(jìn)一步掌握，聽后練習(xí)
6.2d: 讀前預(yù)測，快速閱讀，填空 豐富課堂練習(xí)維度
7.Communicative activity：interview 通過口語活動，綜合練習(xí)兩個句型，提高說的能力
Warming up
Do you know the Four Great Ancient inventions
Compass
Gun powder
papermaking
printing
When were they invented
When was it invented - I think it was invented in
I think it was invented in...
Song Dynasty
Tang Dynasty
Estern Han Dynasty
The Warring States Period(戰(zhàn)國時期)
When was papermaking invented
When was the compass invented
When was gun powder invented
When was printing invented
1a : try to number the inventions in time order
2
3
1
4
telephone
computer
car
TV
1b Listen and match the inventions with the years.
1876
1885
1927
1971
d
a
c
b
Practice : make conversations in pairs
Example
What are they used for
hot ice-cream scoop
runs on electricity
shoes with lights
shoes with special heels
Brainstorming :prediction before listening
while-listening
3
1
2
While-listening
Inventions 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
2b listen again and complete the chart below
changing
in the dark
serving
Make conversations using information in 2a and 2d
We can use them for seeing in the
dark
or
look at the picture and think
What may be the topic of 2d
What will be talked about in 2d
Read 2d quickly and answer questions below
Why does Roy think it is a great invention
What is the subject for their school project
Who and when was the zipper invented
When did the zipper become popular
Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world”.
Can you help me think of an invention
Roy: With pleasure! Let me think... hmm...I know! The zipper!
Paul: The zipper Is it really such a great invention
Roy: Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers,
shoes, bags.. almost everywhere!
Paul: Well, you do seem to have a point…
Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn't used widely.
Paul: Really So when did it become popular
Roy: Around 1917.
Pair work
Work in pairs. Student A works as an interviewer, asking
the other student about useful inventions.
The interview should include the following questions :
1.When was XX invented
---It was invented +時間
2.What is it / are they used for
----It was/ They are used for...
Homework
1.Write a conversation according to the interview
(add more detailed information such as the inventor, the time of invention and the usage.)

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