(共56张PPT)
Unit 6 When was it invented
Period(One) Section A(1a-2d)
版本:人教版九年级全册
Objectives
1. To listen and talk about the important inventions and their history, using passive voice
1. --When was … invented
--I think it was invented in…
2. I think … is invented before/after…
2. To listen and talk about what inventions are used for using passive voice
What is/are … used for
It is/they are used for...
点击画面
播放视频
Enjoy a video and answer what are the Modern inventions
paper-making
造纸术
compass
指南针
printing
印刷术
gunpowder
火 药
Do you know the following inventions Who invented them, and when
paper
Cai Lun
105 A. D.
printing
Bi Sheng
1041-1045
compass
11th Century
gunpowder
9th Century
car
Karl Benz
in 1885
calculator
in 1971
telephone
in 1876
TV
in 1927
style
样式；款式
项目；工程
高兴；愉快
每日的；日常的
project
pleasure
daily
New words
网站
先锋；先驱
列表；列清单；名单；清单
提到；说到
website
pioneer
list
mention
Karl Benz
Do you know who these inventors are
Alexander Bell
J. L. Baird
Can you match the inventions with the right inventors
Look at the things below. In what order do you think they were invented Discuss them with your group. Then number them [1-4].
1a
2
3
1
4
Well, I think the TV was invented after the car.
I think the TV was invented before the car.
Well, I agree with you.
I think the telephone was invented before the computer.
I think … was invented before / after ...
Well, I …
1b
Listen and match the inventions with the years.
_____ 1876
_____ 1885
_____1927
_____1971
d
a
c
b
Alice: Was your life very _______ when you were
a kid
Grandma: Oh, _________. Why
Alice: Well, you didn’t have modern inventions
like a telephone, right
Grandma: Of course we did! How old do you think I
am The telephone ___________ in_____.
You need to take a _______ class, Alice!
difficult
not really
was invented
1876
history
原文：
Alice: Haha! How about ____ They weren’t
invented yet, were they
Grandma: Yes, they were. Cars were invented in
_____. My family had a car.
cars
1885
Alice: Well, did you have a ____
Grandma: No, we couldn’t ______ one. They were
_________ in those days. The TV was
invented around ______, I think.
Alice: Well, I know that you didn’t have a
________ because we learned in school
that personal computers were invented
in ______.
Grandma: You’re right. But I have one now!
TV
afford
expensive
1927
computer
1971
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.
Pair work
Listen and number the inventions [1-3] in the order you hear them.
2a
___ shoes with special heels
___ shoes with lights
___ hot ice-cream scoop, runs on electricity
1
3
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
serving
in the dark
Alex: Hi, Carol. Wow, what are those
Carol: Hello, Alex. Oh, these are some of the
interesting inventions that I’m writing
about for my English homework.
Alex: I see…What’s that, then
Carol: They’re shoes with lights. You use them for
seeing in the dark when you get up at night.
原文：
Alex: Oh, that’s a cool idea! I always hit my toe
against something on the way to the bathroom
at night.
Carol: Next is a special ice-cream scoop. This is
my favorite invention. It runs on
electricity and becomes hot.
Alex: I know what it’s for! It’s used for serving
really cold ice-cream.
Carol: Yes, that’s right! The last invention I’m going to write about is shoes with special heels. You can move the heels up and down.
Alex: What are they used for
Carol: Well, you can change the style of your shoes.
You can raise the heels if you are going to a
party or lower them if you are just going out
for shopping.
被用来……
Make conversations using the information in 2b.
What are the shoes with lights used for
2c
They’re used for seeing in the dark.
What are hot ice-cream scoop used for
They’re used for serving for really cold ice-cream.
What are shoes with special heels used for
They’re used for changing the style of the shoes.
2d
Read the passage and answer the questions.
1. What is the subject for their school project
2. What kind of invention does Roy think of
3. Why does Roy think it is a great invention
4. Who and when was the zipper invented
5. When did the zipper become popular
1. What is the subject for their school project
2. What kind of invention does Roy think of
Small inventions that changed the world.
The zipper.
3. Why does Roy think it is a great invention
4. Who and when was the zipper invented
5. When did the zipper become popular
Because it is often used in our daily lives.
Whitcomb Judson invented it in 1893.
Around 1917.
Role-play the conversation.
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!① Let me think… hmm… I know!
The zipper!
Paul: The zipper Is it really such a great invention
拉链；拉锁
项目；工程
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…②
每日的；日常的
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 1893.③ But at that time,
it wasn’t used widely.
Paul: Really So when did it become popular
Roy: Around 1917.
网站
先锋；先驱
列表；列清单
提到；说到
Language points
1. With pleasure.
“好的; 没问题; 十分乐意”。用来回答别人对你的“请求”。
My pleasure.“不用谢, 没关系”。用回答别人对你“感谢”。
=It's my pleasure. /It is a pleasure./ You're welcome./Not at all./That's all right. e.g.
1) —Would you please open the door
—Ok, with pleasure.
2) —Will you join us
—Thank you, with pleasure.
2.I think the TV was invented before the car.
was invented 被发明
一般过去时的被动语态的结构：
was/were + 及物动词的过去分词
如：These trees were planted last year.
The car was bought yesterday.
一般过去时的被动语态的疑问句型
① 一般疑问句：
was/were+主语+过去分词+其他？
Were the flowers planted last spring
② 特殊疑问句：
特殊疑问词+was/were+主语+过去分词+其他？
When was the sports meeting held
invent v. 发明
指经过认识和实践创造出前所未有的事物。
翻译：爱迪生发明了电灯泡。
Edison invented the light bulb.
invention 名词，发明
inventor 名词，发明家
★discover 发现
指发现某种本来存在，但以前未被发现或未为人
所知的事物或现象。
翻译：后来我发现他如此善良。
Later I discovered that he was so kind.
辨析：discover, invent与 find
★ invent 发明
指发明以前不存在的东西。
翻译：你知道谁发明的电脑吗？
Do you know who invented the computer
★find 找到；发现
指偶然发现或几乎没有困难地发现
翻译：我在那个抽屉里发现了一些旧照片。
I found some old photos in that drawer.
3. It is such an Interesting story.
这真是如此有趣的一个故事。
such/so
such一般用作定语，修饰名词，放在所修饰词的前面。
so用来修饰形容词或副词。
e.g.
Do you like such weather / children
I’m so glad to see you.
She can draw so well.
当名词前有many, much, few或little等词修饰时，要用so而不用such。
e.g. There are so many / few people in the
hall.
You have so much / little money in your
pocket.
“such +a/an +形容词+单数可数名词”相当于“so +形容词+a/an+单数可数名词”，意思是“如此……的一个……”。
e.g. She is such a lovely girl.
=She is so lovely a girl.
4. Well, you do seem to have a point…
嗯，看来你说的确实有道理……
助动词do放在动词seem前面主要用来加强语气，“的确，确实”。在谓语动词前添加助动词do表示强调的用法常见于肯定句和祈使句中。
e.g. He did come but soon went back.
他的确来过, 但很快就回去了。
have a point指“某人的说法或想法有道理”。
5. Think about how often it’s used in
our daily lives.
think about “考虑，想起”。
e.g. He is thinking about travelling in the summer holidays.
他正在考虑暑假旅游的事。
She was thinking about her
childhood days.
她正回想她的童年时期。
6. For example, it mentioned that the zipper
was invented by Whitcomb Judson in 1893.
mention v. 提到; 说到
mention sth. /sb. 提到某事/某人
mention sth. to sb. 向某人提及某事
e.g. Nobody mentioned anything to me
about it.
没有人向我提及这件事。
Summary
1. 靠电力运行
2. 被用来做……
3. 想出
4. 乐意效劳！
5. 如此伟大的一项发明
6. 在我们的日常生活
7. 有道理
8. 不同发明的先驱者
run on electricity
be used for ...
think of
With pleasure!
such a great invention
in our daily lives
have a point
the pioneers of
different inventions
1. —Thank you for taking me around your school,
Daming. — _____ A. Don’t mention it. B. Never mind.
C. Of course not. D. No problem.
单项选择。
Exercise
2. —Sorry, Sir. I made a mistake again. —_____. Practice more and you will do better. A. Never mind B. I’m not sure
C. You’re welcome D. Don’t mention it
1. That’s the most ________ (有用的) book.
2. It is said that Thomas Edison had 1,093
___________ (发明) during his lifetime.
根据句意和所给汉语提示，完成下列单词的拼写。
useful
inventions
3. —What is this kind of machine used for
—It’s used for _________ (听) to music.
4. If you _________ (加热) the ice, it will soon
become water.
5. Children also need time _________ (玩耍).
listening
heat
to play
Homework
1. Recite the conversation in 2d.
2. Preview the passage An
Accidental Invention on page 43.
谢谢
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Unit 6 When was it invented？
Section A（1a-2d）同步练习
一. 词汇翻译。
1. 样式；款式 n._____
2．项目；工程 n．_____
3．高兴；愉快 n. _____
4．日常的；每日的 adj. _____
5．网站 n. _____
6．先锋；先驱 n．_____
7．列表；列清单 v. 名单；清单 n． _____
8．提到；说到 v．_____
9． 有特殊鞋跟的鞋子 ___________
10．热的冰激凌勺子 ___________
11．电动的 ___________
12．被用作_____
13．学校项目的课题_____
14．我们的日常生活_____
15．有道理_____
二. 根据句意及所给汉语提示，写出句中所缺单词。
1. The Russians were the ________ (先驱) of space travel.
2. Music can offer ________ (愉快) to us, so many people like listening to it.
3. We have pencil boxes in all kinds of ________ (款式).
4. When I called Mike, he was ________ (列出) the things he wanted to buy.
5. Do you know when they will start the ________ (项目)
二. 根据语境，从方框中选择恰当的单词填空，有的需要变换形式。
zipper, mention, electricity, scoop, day, website, heel
1. Don’t leave the lights on. It wastes ________.
2. You can visit their ________ at www. to get more information about Mount Tai.
3. We need two ________ of sugar to make bread.
4. —Why didn’t you come to the party last night
—Because nobody ________ anything to me about it.
5. My father reads the ________ newspaper at breakfast every morning.
6. A(n) ________ is a device (装置) used to open and close parts of clothes and bags.
7. I don’t like shoes with high ________ . They aren’t comfortable.
三. 根据括号内所给提示，将下列句子翻译成英语。
1. 你能在黑暗中看见我吗？ (in the dark)
____________________________________________
2. 这个锅是用来做汤的。 (be used for)
____________________________________________
3. 难道你就没有考虑过别人吗？ (think about)
____________________________________________
4. 他们说的似乎有道理。 (have a point)
____________________________________________
5. 这个机器人是他的叔叔去年发明的。 (be invented by)
____________________________________________
四. 根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。
A: Look! A new machine.
B: (1) ______
A: Only a week.
B: (2) ______ What is it used for
A: (3)______
B: Where was it made
A: (4) ______
B: Have you used it yet
A: (5) ______ I have used it several times.
B: What do you think of it
A: It’s very convenient.
B: Sounds great.
A. Making noodles. B. How often do you use it C. How long have you had it D. Yes, I have. E. Who was it invented by F. In Taiyuan. G. It looks strange.
参考答案：
一、1. style 2. project 3. pleasure 4. daily 5. website 6. pioneer
7. list 8 mention. 9. shoes with special heels 10. hot ice-cream scoop
11. run on electricity 12. be used for 13. the subject for school project
14. our daily lives 15. have a point
二、1. pioneer 2. pleasure 3. styles 4. listing 5. project
三. 1. electricity 2. website 3. scoops 4. mentioned
5. daily 6. zipper 7. heels
四. 1. Can you see me in the dark
2. This pot is used for making soup.
3. Don’t you ever think about others
4. What they said seemed to have a point.
5. This robot was invented by his uncle last year.
五. 1-5 CGAFD
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