Unit 1 When was it invented? Section A 1a_2d课件(共43张PPT，内嵌音频)-2024-2025学年鲁教版五四制英语九年级全册

(共43张PPT)
Section A(1a—2d)
UNIT 1 When was it invented
第 1 课 时
学 习 目 标
1
听并用被动语态谈论重要的发明及其历史
(1)—When was … invented
—I think it was invented in…
(2) I think … is invented before/after…
听并用被动语态谈论发明物的用途
What is/are … used for
It is/they are used for...
2
Amazing Chinese inventions
paper-making
造纸术
printing
[ pr nt ]
印刷术
compass
[ k mp s]
指南针
gunpowder
[ ɡ npa d (r)]
火药
[ n ven nz]
Do you know what these inventions are
telephone
TV
car
Do you know who these inventors are
Karl Benz
卡尔·奔驰
Alexander Bell
亚历山大·贝尔
J. L. Baird
贝尔德
[ n ven nz]
[ n vent z]
Can you match the inventions with the right inventors
[ n vent z]
The first telephone was invented (by Bell) in 1876.
Bell invented the first telephone in 1876.
Karl Benz invented the first car in 1885.
The first car was invented (by Karl Benz) in 1885.
The first television was invented (by J. L. Baird) in 1927.
J. L. Baird invented the first TV in 1927.
Look at the things below. In what order do you think they were invented Discuss them with your group. Then number them [1-4].
2
3
1
4
1a
A: I think the TV was invented before the car.
B: Well, I think the TV was invented after the car.
Talk with your partner.
A: I think the calculator was invented
before the computer.
B: Well, I think the calculator was invented
after the computer.
一般过去时的被动语态
一般过去时的被动语态：
was/ were + 及物动词的过去分词
1.I think the TV was invented before the car.
我认为电视是在小汽车之前被发明的。（教材第1页，1a)
（1)一般过去时的被动语态
was invented 为一般过去时的被动语态结构。
一般过去时的被动语态的构成为“was/were+及物动词的过去分词”。
The flowers were planted last year.这些花是去年（被）种植的。
（2) invent
〔及物动词〕发明
inventor 名词，意为“发明家”；invention名词，意为“发明”。
Edison, a great inventor, invented many great inventions during his life.
爱迪生，一位伟大的发明家，在他的一生中有许多伟大的发明。
指创造出以前从未有过的东西。
[ n vent d]
[ n vent (r)]
[ n ven n]
（3)辨析：invent 与 discover
invent
discover
发明
发现
指创造、发明出新的、原来没有的东西，
常用于被动语态
指发现或偶然发现原本就存在的，
但一直没有被认识或不为人知的东西
Who invented the light bulb 谁发明了电灯泡？
The girl discovered a book under the bed.这个女孩在床下发现了一本书。
[d sk v (r)]
Listen and match the inventions with the years.
d
1876
1885
1927
1971
a
c
b
1b
When was the
...invented
a
b
c
d
一般过去时的被动语态：
was/ were + 及物动词的过去分词
两个数字一组，分为前后两组
1
1865 eighteen sixty five
1989
3
四位数字，后两个数字为零时。
eighteen hundred
1900
4
非四位数的年份的读法
531 five hundred and thirty-one
two thousand
2001
two thousand and one
nineteen eighty nine
nineteen hundred
2
千年的读法
年份的读法
Pair work
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.
When was the telephone invented
I think it was invented in 1876.
1c
shoes with lights
hot ice-cream scoop,
runs on electricity
shoes with special heels
有灯光的鞋子
热的冰激凌勺，
电力运行
有特殊鞋跟的鞋子
2a
[sku p]
[ lek tr s ti]
Listen and number the inventions[1-3] in the order you hear them.
3
1
2
___ shoes with
special heels
___ shoes
with lights
___ hot ice-cream scoop
runs on electricity
2a
2.shoes with special heels 带特殊鞋跟的鞋子（教材第2页，2a)
③用······
表示使用某种工具、手段等。
Cut it with a knife. 用刀把它切开。
④关于······,对于······,对······来说
Are you pleased with the result
你对这个结果满意吗？
with〔介词〕
①有；带有；具有
表示某物带有或具有某种特征。
介词短语with special heels作shoes的后置定语。
a coat with four pockets一件有4个口袋的外套
a book with a blue cover一本蓝色封面的书
②和·····一起
表示伴随。
I like to talk freely with my friends.
我喜欢和朋友们一起自由交谈。
3.hot ice-cream scoop,runs on electricity
冰激凌加热勺，靠电力驱动（教材第2页，2a)
（1) run
〔不及物动词〕驱动，运转
run on 意为“（机器或设备等）靠（某种能源）运转，开动”。
I can't make this machine run properly.我无法使这台机器正常运转。
The car runs on gas. 这辆汽车靠汽油来运转。
[ lek tr s ti]
（2) electricity
The Three Gorges Dam produces electricity for millions of people in China.
三峡大坝为数百万中国人发电。
拓展
①electric〔形容词〕[ lektr k]电力的；导电的；电动的
常作定语，指以电为动力进行工作的装置。
an electric car一辆电动汽车
②electrical〔形容词〕[ lektr kl]电的；与电有关的
表示与电有关的东西或研究电气科学等。
an electrical engineer一位电气工程师
〔不可数名词〕电；电能
[ lek tr s ti]
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
Listen again and complete the chart.
changing
serving
in the dark
2b
n. 样式; 款式
style 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
4.What is/are it they used for
它／它们是用来做什么的？（教材第2页，2b)
be used for
后接名词、代词或动名词， 表示用途。
be used for doing sth. 意为“被用来做某事”，
Keys are used for opening doors.＝Keys are used to open doors.钥匙被用来开门。
被用来做·····
拓展
①be used to doing sth. 习惯于做某事
He is used to reading newspapers after breakfast. 他习惯于早饭后读报。
②used to do sth. 过去常常做某事
Tom used to look up new words in adictionary. 汤姆过去常常在词典中查生词。
相当于 be used to do sth...
5. ...the style of the shoes ······鞋的样式（教材第2页，2b)
style 〔名词〕样式；款式
the style of. . . ······的样式
in style 流行的；时髦的
out of style 过时的
Lucy likes the style of the skirt.露西喜欢这条裙子的款式。
My shoes are out of style.I want to buy a new pair in style.
我的鞋过时了，我想买一双新的时尚的。
[sta l]
The first invention is shoes with ________. People always hit their toes on __________ on the way to the bathroom at night. So people can use them for ________ in the ______.
The second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream.
The last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the heels if you are going to a ______ or ______ them if you are just going out for _________.
Listen again and fill in the blanks.
something
seeing
dark
lights
scoop
electricity
used
cold
heels
down
up
raise
party
lower
shopping
Listen again and pay attention to the structure “be used for”.
be used for 被用做于……
Make conversations using the information in 2b.
What are the shoes with lights used for
They’re used for seeing in the dark.
2c
Pair work
Lead-in
What’s this
Zipper.
[ z p (r)]n. 拉链
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.
2d. Role-play the conversation.
[ ple (r)]
[ men nd]
[ z p (r)]
[ websa t]
[ pa n z]
6.-Can you help me think of an invention 你能帮我想个发明吗？
－With pleasure!乐意效劳！（教材第2页，2d)
（1) with pleasure
用于表示乐于接受或同意某事。
－Could you please help me open the door 请问，你能帮我打开门吗？
－With pleasure. 乐意效劳。
非常乐意；乐意效劳
拓展
“My pleasure. ” 常用作对别人表示感谢时的礼貌回答，
相当于“It's a pleasure. /It's my pleasure. ”。
－Thanks for your help. 谢谢你的帮助。
－My pleasure. 不客气。
[ ple (r)]
（2) pleasure
①〔不可数名词〕高兴；愉快
It gives me great pleasure to grow flowers.种花带给我很大的乐趣。
②〔可数名词〕快乐的事
It has been a pleasure to do business withyou. 和你做买卖是一件愉快的事情。
拓展
①pleased〔形容词〕高兴的，满意的
句子的主语通常是人。
We are very pleased with our new house.我们对我们的新房子很满意。
②pleasant〔形容词〕令人高兴的，令人愉快的
修饰事物。
I hope you have a pleasant trip.我希望你旅途愉快。
[ ple (r)]
[pli zd]
[ pleznt]
7.Is it really such a great invention
它真的是如此了不起的一项发明吗？（教材第2页，2d)
辨析：such 与 so
such与so的用法
名前such,形、副so,多多少少也用so.
little属于特殊词，
“小”用such,“少”用so.
such (+a/an) +adj. +n.
①so+adj. /adv. 或so+adj. +a/an+n.
② so many/much/few/little(少）＋n.
such
so
形容词
副词
后接名词（短语）
后接形容词或副词
They never had such a pleasant dinner.他们从未吃过如此令人开心的晚餐。
My father bought me so lovely a dog.我爸爸给我买了一只如此可爱的狗。
He has so many books in his room.他的房间里有如此多的书。
注意:含有“such+a/an+adj. +n. ”的句子
可与含有“so+adj. +a/an+n. ”的句子进行同义句转换。
I have never read such an interesting book.
=I have never read so interesting a book. 我从未读过如此有趣的书。
8.Think about how often it's used in our daily lives.
想想它在我们的日常生活中被使用的频率。（教材第2页，2d)
daily
①〔形容词〕每日的；日常的
仅用于名词前作定语，与everyday同义。
What is your daily work 你的日常工作是什么？
②〔名词〕日报
People's Daily《人民日报》
China Daily《中国日报》
③〔副词〕每日，天天
相当于every day.
The zoo is open daily. 动物园天天开放。
[ de li]
9.Well,you do seem to have a point. . .
嗯，看来你说的确实有道理·······(教材第2页，2d)
（1)助动词do表示强调
do放在谓语动词前面，可表示强调，
意为“的确；确实；真的”，此时谓语动词要用原形。
Please do be quiet for a moment.请务必安静一会儿。
（2)seem to do sth. 好像做某事
My father seemed to be sleeping.我父亲好像正在睡觉。
拓展
①“seem+形容词” 好像／似乎······
You seem(to be)happy. 你好像很高兴。
② It seems that... 好像／似乎······
可以和Sb.seem(s)to do sth. 进行转换。
It seems that they know/They seem to know what's happening.
好像他们知道正在发生什么事。
（3)have a point
有道理常用于口语中，表示赞同别人的观点或看法。
You have a point-we'd better do some exercise to keep fit.
你说得对－我们最好做运动以保持健康。
＝seem to be+形容词
10.For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893.
例如，它提到拉链是由惠特科姆·贾德森在1893年发明的。（教材第2页，2d)
mention
拓展
Don't mention it. 不用谢，不客气。
这是一句口语，用来回答别人的道谢。
－Thanks for your help. 谢谢你的帮助。
－Don't mention it. 不客气。
后可接名词、代词、动名词或从句作宾语。
mention...to sb. 意为“跟某人提及······”。
When we mention cleaning products, wehave to talk about paper towels.
当我们提到清洁产品的时候，我们不得不谈论一下纸巾。
Please don't mention him to me.请不要跟我提起他。
He mentioned that he was having problems.他提到过他正遇到一些问题。
〔及物动词〕提到；说到
[ men n]
Role-play the conversation.
Read the passage quickly and answer the questions.
2d
1. Who invented the zipper
It was invented by Whitcomb Judson.
2. When was the zipper invented
It was invented in 1893.
3. When was it used widely
It was used widely in around 1917.
1) 拉链是在1893年被惠特科姆 贾德森发明的。
The zipper ___ ________ ___ Whitcomb
Judson ___ 1893.
2) 但是在那个时候，它还没有被广泛使用。
But ___ ____ _____, it ______ ______
widely.
was invented by
in
at that time
wasn’t used
Read and translate.
一、根据句意及汉语提示完成单词。
1.The clothes in that store are in different (样式)．
2.Please try this (网站)．I think it's fantastic for beginners.
3.You'd better make a (清单) before shopping to save time.
4.Dr. Wilson，could you please give a brief introduction to your (项目)
5.Mr. Black told me not to (提到) that bad news at the meeting.
styles
website
list
project
mention
二、单项选择
( ) 1. The kind of cup is used _______ drinking.
A. to B. as C. by D. for
( ) 2. My mother and my sister kept on talking, but my father________ silent all the time.
A. got B. kept C. turned D. looked
D
B
( )3.I think the short story ______by Lu Xun.
A. is writing B. is written C. written D. was written
( )4.—Who _____ the bulb_____
—Edison.
A. was; invented B. is; invented C. was; invented by D. did; invented by
D
C
三、句型转换
1. The personal computer was invented in 1976. (对划线部分提问)
_______ _______ the personal computer ___________
2. The shoes with lights were invented by Julie Thompson. (对划线部分提问)
_______ _______ the shoes with lights _______ ______
When was invented
Who were invented by
Thank you !