初中英语人教新目标 (Go for it) 版九年级全册Section A教学演示ppt课件

这是一份初中英语人教新目标 (Go for it) 版九年级全册Section A教学演示ppt课件，共30页。PPT课件主要包含了printing，gunpowder，compass，a motor，Pairwork，Karl Benz， in 1885， in 1971，in 1876 ，Bell 等内容，欢迎下载使用。

What is the difference between animals and human beings(人类)?
The biggest difference between animals and human beings is that peple knw hw t use tls.
Where are tls frm?
Sme are frm nature, and sme are frm man-made things.
Where are man-made things frm?
Smene created r invented them.
D yu knw any useful invetntins?
It is reprted that mbile phnes, diapers(纸尿裤) and alarm clcks are the mst useful invetntins.
In my pinin,______ is ne f the mst useful inventins.
D yu knw any great invetntins in China?
In my eyes, ________ is ne f the greatest inventins in China.
paper-making
Wh invented the fur great inventins？
Chinese invented the fur great inventins.
The fur great inventins _______________Chinese.
were invented by
Wh were the fur great inventins invented by？
Nw, let’s talk abut sme mdern inventins all ver the wrld.
1975. steam machine/engine
What is this inventin called?
It’s called a telephne.
Wh was it invented by?
It was invented by Bell.
When was it invented?
It was invented in 1876.
What is the telephne used fr?
It is used fr calling smene everywhere.
It’s called a car.
It was invented by Karl Benz.
It was invented in 1885.
What is the car/mtr used fr?
It is used fr driving everywhere yu want t g.
Karl Benz, 1885
It’s called televisin.
It was invented by J. L. Baird(约翰·洛吉·贝尔德).
It was invented in 1927.
What is the televisin used fr?
It is used fr watching TV shws.
J. L. Baird, 1927
It’s called a cmputer.
It was invented by Jhn Vincent.
It was invented in 1971.
What is the cmputer used fr?
It is used fr visiting websites(网站).
Jhn Vincent, 1971
What is ... called?
Wh was ... invented by?
When was ... invented?
What is ... used fr?
camera, Luis
Was it invented befre the telephne?
Was it invented after the cmputer?
A: When was the …invented?B: It was invented in …A: Wh was it invented by?B: It was invented by…?A: D yu knw what it is used fr?B: It is used fr ...
Jhn Vincent
J. L. Baird
The biggest difference between animals and human beings is peple knw hw t use tls. Sme are frm nature and sme are frm man-made things. Peple created and invented many useful and great inventins, such as paper making, printing, gunpwder and cmpass. D yu knw when the telephne was invented? It was invented in 1876 by Bell. It is used fr calling smene everywhwere. Hw abut the televisn? The televisn was invented in 1927 by J.L. Baird. It was used fr watching TV shws all ver the wrld. In my eyes, the mbile phne is the mst useful ne.
Lk at the things belw. In what rder d yu think they were invented? Discuss them with yur grup. Then number them [1-4].
A: I think the ... was invented befre/after the ... .B: Well, I agree with ... . Besides, I think the ... was invented befre/after the ... .C: Well, I dn't think s. I think ... was invented befre/after the ... .
Bell invented the telephne.
Wh invented the telephne?
telephne Bell, 1876
The telephne was invented by Bell.
Wh was the telephne invented by?
What is the telephne used t d?
It is used t call smene everywhere.
1. 你知道中国的四大发明吗？
2. 中国的四大发明是造纸术、指南针、印刷术和火药。
3. 是谁发明了中国的四大发明？
4. 中国人发明了四大发明。
D yu knw the fur great inventins in China？
The fur great inventins in China are paper-making,cmpass, printing and gunpwder.
Wh invented the fur great inventins in China?
Wh were the fur great inventins in China invented by?
Chinese invented the fur great inventins.
The fur great inventins were invented by Chinese.
5. 灯泡是被谁发明的？
6. 灯泡是由爱迪生（Edisn）发明的。
7. 灯泡是什么时候发明的？
8. 灯泡是在1879年发明的。
Wh was the light bulb invented by?
The light bulb was invented by Edisn.
When was the light bulb invented ?
The light bulb was invented in 1879.
What is the light bulb used fr?
9. 灯泡的被用来做什么？
Listen and match the inventins with the years.
______ 1876______ 1885______ 1927______ 1971
shes with lights
shes with special heels
changing the style f shes
ice-cream scp
serving smething cld
seeing in the dark
magic inventins
What are the magic inventins used fr?
Listen and number the inventins [1-3] in the rder yu hear them.
Listen again and cmplete the chart.
in the dark
The first inventin is shes with ________. Peple always hit their tes against __________ n the way t the bathrm at night. S peple can use them fr ________ in the ______.
Listen again and fill in the blanks.
The secnd inventin is a special ice-cream ______. It runs n _________ and becmes ht. It’s _____ fr serving really _____ ice-cream.
The last inventin is shes with special _____. Peple can mve the heels _____ and ______. Yu can _____ the heels if yu are ging t a party r ______ them if yu are just ging ut fr shpping.
electricity
Small inventins can really change the wrld!What small inventins can yu think f?
Read 2d and answer the fllwing questins .
1. When was the zipper invented ? In 1893.2. Was the zipper used widely in 1893 ? N, it wasn’t.3. Where can we see zippers ? We can see zippers n dresses,trusers,shes,bags…almst everywhere!4. When was the zipper widely used? It was widely used in 1917.
Because f cmpasses, we can find directins.
Because f light bulbs, we can see things in dark.
Because f phnes, we can call ur family.
Because f rckets, we can see anther wrld.
Because f yur minds, we can make changes.
他是杰出的科学家美国人曾形容他“一个人抵得上5个海军陆战师”他是“两弹一星”元勋中国航天事业奠基人坚信“外国人能搞的中国人也能搞”他，就是钱学森。
Others can invent，s can we !