英语九年级全册Section A精品ppt课件

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1.能掌握以下词汇：heel, scp,electricity,style. 2.能掌握以下句型：—When was it invented?—It was invented in…—What is it / are they used fr?—It is/They are used fr ding sth.3.能听懂并能简单地谈论发明史。4.T listen and talk abut inventins by using passive vice
Fur Great Inventins
The fur great inventins were invented by Chinese.
papermaking
inventin n.发明; 创意
invent v.发明; 创造
一般过去时的被动语态的结构为“was/were + 及物动词的过去分词”。
papermaking Bi Sheng the Tang Dynasty gunpwder Cai Lun the Warring States Peridprinting Sun Simia the Eastern Jin Dynastycmpass Huang Di the Western Han Dynasty
inventins inventrs time
Make sentences.
invented in+时间+by sb.
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 TV was invented befre the car.B: Well, I think the TV was invented after the car .
What are Alice and her grandma talking abut?
Questins may be used：Wh invented them?When were they invented?
Listen and match the inventins with the years.
_____ 1876 _____ 1885 _____1927 _____1971
1. What are they talking abut?2. Did the ld lady have a telephne? When was the telephne invented?3. Why didn’t the lder lady have a TV?
Inventins and years.
Yes, she did. The telephne was invented in 1876.
Because she culdn’t affrd ne. They were expensive in thse days.
Listen again and answer the fllwing questins.
Listen again and fill in the blanks.
Alice: Was yur life very ________ when yu were a kid?Grandma: Oh, ________. Why?Alice: Well, yu didn’t have mdern inventins like a ________, right?Grandma: Of curse we did! Hw ld d yu think I am? The telephne ____________ in ____. Yu need t take a ______ class, Alice!Alice: Haha! Hw abut ____? They _______________ yet, were they?
was invented
weren’t invented
Grandma: Yes, they were. Cars _____________ in ____. My family had a car.Alice: Well, did yu _________?Grandma: N, we culdn’t ______ ne. They were ________ in thse days. The TV ____________ arund ____, I think.Alice: Well, I knw that yu didn’t have a ________, because we learned in schl that persnal cmputers ____________ in ____.Grandma: Yu’re right. But I have ne nw!
were invented
Alexander Bell亚历山大 贝尔
J. L. Baird贝尔德
Karl Benz卡尔 奔驰
Atanasff-Berry 阿塔纳索夫-贝瑞
两个数字一组，前后两组
1865 eighteen sixty five1989
前两个数字不为零，后两个数字为零。
eighteen hundred1900
531 five hundred and thirty-ne
tw thusand 2001
tw thusand and ne
nineteen eighty nine
nineteen hundred
Student B, cver the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change rles and practice again.
cmputer(1971)
telephne(1876)
Jhn vn Neumann
Alexander Bell
J. L. Baird
Atanasff-Berry
A: When was the ... invented?
B: It was invented in
A: Wh was it invented by?
B: It was invented by
shared bikes
high-speed railways
Online shpping
electrnic payment
New Fur Great Inventins in China
Have yu ever invented any interesting inventins in daily life?
Armadill Breadbx
Baby Shwer Cap
What ther funny inventins can yu find in yur life?What are these inventins used fr?
be used fr sth. /ding 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 t d sth.
shes with special heels
shes with lights
ht ice-cream scp
冰激凌加热勺,靠电力驱动
Lk at the picture belw. What are the things n the table?
Listen and number the inventins [1-3] in the rder yu hear them.
___ shes with special heels___ shes with lights___ ht ice-cream scp, runs n electricity
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 inventin
The secnd inventin is a ht ice-cream ______. It runs n _________ and becmes ht. It’s _____ fr serving really _____ ice-cream.
electricity
The last inventin is shes with special _____. Peple can mve the heels _____ and ______. Yu can _____ the heels if yu are ging t a ______ r ______ them if yu are just ging ut fr _________.
Read and check yur answers.
Alex: Hi, Carl. Ww, what are thse?Carl: Hell, Alex. Oh, these are sme f the interesting inventins that I’m writing abut fr my English hmewrk.Alex: I see…What’s that, then?Carl: They’re shes with lights. Peple use them fr seeing in the dark when yu get up at night.Alex: Oh, that’s a cl idea! I always hit my te n smething n the way t the bathrm at night.
我总是在晚上去卫生间的路上碰到脚趾。
Carl: Next is a special ice-cream scp. This is my favrite inventin. It runs n electricity and becmes ht.Alex: I knw what it’s fr! It’s use d fr serving really cld ice-cream.Carl: Yes, that’s right! The last inventin I’m ging t write abut is shes with special heels. Yu can mve the heels up and dwn.Alex: What are they used fr?Carl: Well, yu can change the style f yur shes. Yu can raise the heels if yu are ging t a party r lwer them if yu are just ging ut fr shpping.
Make cnversatins using the infrmatin in 2b.
My favrite inventins!
Reprt:In my grup, my favrite inventin is ____. I think it is______. It was invented in_____ by ______. It’s used fr _____. Tm’s favrite inventin is _____.He thinks it is ____. It was invented in _____ by ______. It’s used fr ______...….
What’s yur favrite inventin ? When was it invented?Wh was it invented by?What’s it used fr?
Great inventins make ur life much easier and mre cmfrtable.
创造使生活更美好！有需要才有发明!
Withut inventins, ur life will be mre difficult and less pleasant.
Because we need things, we have s many great inventins.
N inventins, n life!