(共56张PPT)
Section A
1a-2d
Objectives
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…
To listen and talk about what inventions are used for using passive voice
What is/are … used for
It is/they are used for...
heel
scoop
electricity
style
project
pleasure
zipper
n. 鞋跟；足跟
n. 勺；铲子
n. 电；电能
n. 样式；款式
n. 项目；工程
n. 高兴；愉快
n. 拉链；拉锁
New words
daily
have a point
website
pioneer
list
mention
adj. 每日的；日常的
有道理
n. 网站
n. 先锋；先驱
v. 列表；列清单
n. 名单；清单
v. 提到；说到
Do you know them
compass
gun powder
paper making
movable type printing
Lead-in
Karl Benz
Do you know them
Alexander Bell
J. L. Baird
Do you think which one was invented first, car or TV set
Well, I think the car was invented after the TV set.
Presentation
Do you think which one was invented first, a telephone or a computer
Well, I think the computer was invented after the telephone.
Presentation
Look at the things below. In what order do you think they were invented Number them[1-4].
1a
Which century and decade do you think the items were invented in
1600s 1700s 1800s 1900s …
I think the telephone was invented
in the 1700s.
Well, I agree with you.
I think the TV was invented in 1800s.
Free talk
I think the car was invented in the 1800s.
Well, I agree with you.
I think the computer was invented in 1900s.
Free talk
Listen and match the inventions with the years.
1971
1885
1876
1927
1b
1. What are they talking about
2. Are both of them very young Why
3. Did the older lady have a telephone When was the telephone invented
4. Was the car invented before the telephone
5. Why didn’t the older lady have a TV
6. Why didn’t the older lady have a computer When was it invented
7. Can you guess when the older lay was born
Listen again and answer.
1. They are talking about inventions and years.
2. No. One of them is old. Because Alice even thinks there wasn’t modern inventions when the person was a kid.
3. Yes. The telephone was invented in 1876.
4. Yes. The car was invented before the television.
5. Because the TV was so expensive that she couldn’t afford one.
6. Because the computer wasn’t invented at that time. It was invented in 1971.
7. Maybe she was born after 1927.
Check your answers:
一般过去时的被动语态：
was/ were + 及物V-ed形式
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
Watch and say:
When was the telephone invented
I think it was invented in 1876.
When was the car invented
I think it was invented in 1885.
What can you see on the table
What is the boy doing
What is the girl doing
What is the scoop used for
What are the shoes used for
Look and guess
Presentation
Listen and number the inventions [1-3] in the order you hear them.
2a
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
in the dark
serving
Listen again and complete the chart below.
changing
2b
听力原文
Make conversations using the information in 2b.
Look at the shoes with special heels. What are they used for
They are used for changing the style of the shoes.
How about the shoes with lights, what are they used for
They are used for seeing in the dark when you get up at night.
2c
be used for 被用做于……
A: What is the car used for
B: The car is used for travelling.
Talk about the pictures with “be used for”
computer
smart telephone
scissors
keyboard
fridge
1.What’s this
2.Where can you see it
Presentation
zipper
pants
backpacks
shoes
suitcases
bags
1. Who invented the zipper
2. When was the zipper invented
3. When was it first used widely
Watch and read.
Who invented the zipper
The zipper was invented by Whitcomb Judson.
2. When was the zipper invented
It was invented in 1893.
3. When was it first used widely
It was first used widely in around 1917.
Read the dialogue in 2d, then answer the questions below.
2d
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.
Why does Roy think the zippers are
small inventions that changed the world
Read and think:
Pay attention to the following phrases, structures and sentences.
The zipper is one of the small inventions that changes the world. It ___________ in our daily lives. You can see zippers almost everywhere. The zipper _____ _____________ Whitcomb Judson in 1893. But at that time, it ___________ widely. In around 1917, it became popular.
Fill in the blanks according to the conversation.
is often used
invented by
wasn’t used
was
Role-play
1. Read the dialogue aloud for a few minutes by yourself;
2. Role play in groups;
3. Role play in front of the class.
We’ll see which group does the best.
1. They are used for seeing in the dark.
be used for doing sth. = be used to do sth.
被用来做某事 (表用途、目的)
e.g. 这台电脑是用来控制所有机器的。
你知道这个工具是用来做什么的 (翻译)
This computer is used to control all the machines.
Do you know what this tool is used for
Language points
2. With pleasure.
好的; 没问题; 十分乐意。用来回答别人的请求。
My pleasure.
不用谢, 没关系。用来回答别人的感谢。
=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.
3) —Thank you for helping me.
— My pleasure.
4) —Thanks a lot.
— My pleasure.
take pleasure in sth./doing sth. 很高兴做……
=It’s a pleasure to do sth.
e.g. I take great pleasure in studying with you.
=It’s a great pleasure to study with you.
【拓展】
pleasant adj. 高兴的; 满意的
pleased adj. 令人高兴的; 令人满意的
please v. 使高兴; 使满意; 请
3. Is it really such a great invention
such +a/an + adj.+单数可数名词
=so +adj.+a/an+单数可数名词: 如此……的一个……。
e.g. She is such a lovely girl.
=She is so lovely a girl.
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 / 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.
用such或so完成下列句子。
1) He told us _______ funny a story.
2) He has _______ a beautiful bike.
3) How can we get ______ much money to buy the car
4) Don’t go out in ______ cold weather.
such
so
such
so
4. Can you help me think of an invention
help sb. (to) do sth.
帮助某人做某事
Will you help me (to) choose myself a new coat
请你帮我选件新大衣好吗？
I often help my mom with the housework.
help sb. with sth.
你能帮我想个发明吗？
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。
【拓展】think短语
think of 考虑, 记忆, 记起
think sth. over 仔细想, 审慎思考, 作进一步考虑
think sth. out 想通, 想出, 熟思
e.g. You think of everything!
I can’t think of his name at the moment.
Please think over what I said.
I want to think it over.
He thought out a new idea.
The computer plays a very important role in our daily life.
电脑在我们的生活中充当了一个很重要的角色。
日常生活
daily life
how often
多久，多常
此外，how often经常用来提问某动作或状态发生的频率。
daily adj. 日常的, n. 日报, adv. 每天
e.g. This event affects the daily lives of millions of people.
Please buy me a copy (份) of China Daily.
The workers check the machine twice daily.
every day每天，在句中作状语，这时它与daily作副词的用法相同。
e.g. My brother runs in the playground every day.
6. 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. (翻译)
他的确来过, 但很快就回去了。
e.g. ____________________________, but the problem is that we don’t have a choice.
也许你说的有道理，但问题是我们没有选择。
Perhaps you have a point there
have a point 某人的说法或想法有道理
7. 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。
Ⅰ. 根据提示，用合适的单词填空。
1. I don’t like the _____ (样式) of this pair of shoes.
2. Mike didn’t ________ (提及) his life abroad in his letter.
3. I succeeded in finishing the _______ (项目) with Dave’s help.
4. The computer plays an important role in our _______ (日常的) life.
5. The children got much ________ (please)
from growing flowers.
6. Jeff got a lot of information about pandas from these _________ (website).
style
mention
project
daily
pleasure
websites
Exercises
II. 把下列句子改为被动语态。
They made these computers in Shenzhen.
These computers _____ ______ in
Shenzhen.
were made
III. 翻译下列句子。
尽管我不同意你的观点，但是我认为你是有道理的。
Though I don’t agree with you, I think you have a point.
拉链是在1893年被惠特科姆.贾德森发明的。
The zipper_____ _______ _____ Whitcomb Judson ______ 1893.
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
Summary
be used for 被用做于
When was … invented
It was invented in…
I think … is invented before/after…
3. What is/are … used for
It is/they are used for ....
Homework
Learn the new words by heart.
Finish the exercises in Learning English.
Preview the new words and expressions.
Preview the passage An Accidental Invention on page 43.
Thank you!
