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(共23张PPT)
Unit5
Power of ideas
What do creative ideas bring about
Section A (2a-2d)
Thinking Quality
Learning Ability
Cultural Awareness
Language Ability
Learning Objectives
Describe 3D printing process using verbs like design, create, send, and produce.
Appreciate how 3D printing is revolutionizing manufacturing, medicine, and daily life.
Extract the working process of 3D printer from listening and complete the flow chart.
Analyze how 3D printing works and evaluate its impact on daily life and medicine.
Where did Teng Fei and Ella go
Review and answer
What inventions did they learn about
The International Exhibition of Inventions.
Super See
Smart Cook
Listen to the conversation and answer the questions.
2a
1. Where did Han Lin go last weekend
_____________________________________________________
2. What was Han Lin's favourite invention Why
_____________________________________________________
He went to the International Exhibition of Inventions.
The 3D printer. Because almost everything under the sun can be made by it.
What does “almost everything under the sun” mean
Complete the sentences with the correct forms of the words in the box. Then listen again and check your answers.
2b
designed
created
sent
read
produced
be done (by)
被动语态
Listen again and tick the things you hear that the 3D printer can make. What else do you know that it can make
2c
□ medicine □ arms and legs □ hearts
□ toys □ chairs □ tables
□ shoes □ computers □ houses □ food
Think and predict:
What do you think a 3D printer can make
Which items on the list surprise you the most
Listen again and tick the things you hear that the 3D printer can make. What else do you know that it can make
2c
□ medicine □ arms and legs □ hearts
□ toys □ chairs □ tables
□ shoes □ computers □ houses □ food
What else ___________________________________________
clothes, cars, musical instruments, school supplies...
Daily things
Medicine
□ toys □ chairs
□ tables □ shoes □ houses □ food
□ clothes
□school supplies
□ medicine
□ arms and legs
□ hearts
□...
Ella: Hi, Han Lin! Did you go to the International Exhibition of Inventions last weekend
Han Lin: Yes, some amazing inventions were shown from___________________.
Ella: What invention did you like the most
Han Lin: Oh, the 3D printer was amazing.
Ella: Why
Han Lin: Almost everything under the sun___________________by it.
Ella: Really Like what
Han Lin: Well, all kinds of___________________. Toys, chairs, tables, and even houses can all be made by the 3D printer.
Ella: That’cool!
Han Lin: Yeah. And________________for example, arms and legs, even hearts can be created by the 3D printer.
Ella: That’s great! How does it work
Han Lin: Well, first, the object________________on a computer. Then, a file is created and sent to the 3D printer. The 3D printer reads the file, and after that, the object___________________building up plastic.
Ella: Is only plastic used
Han Lin: No, other materials can also be used to produce things. It can even make food.
Ella: Oh, really I’d love to try 3D-printed food!
all over the world
can be made
everyday objects
in medicine
is designed
is produced by
How does 3D printing help people in medicine
Listen again and tick the things you hear that the 3D printer can make. What else do you know that it can make
2d
A: What invention do you like the most
B: I like ... the most.
A: Why
B: ...
1. The object is produced by building up plastic.
produce 的一词多义：
(1)v. 生产；繁育；制造；产生。be produced by 由……生产
(2)n. 农产品(尤指水果、蔬菜等)
相关词形：
(1)product n. 产品；制品(指工业生产的产品)
(2)producer n. 生产者；制造商；制片人
(3)production n. 生产；制作；产量
辨析：produce, make 与create
produce 强调“大规模生产”(尤指工厂生产或自然产出)
make 最通用，强调“制作的过程”(手工、简单制造)
create 强调“创造出全新的、原创的事物”(抽象或具体)
例：This phone is produced in China. 这款手机是中国制造的。
She makes cute paper cards for her friends. 她给朋友们制作可爱的纸质贺卡。
The artist created a special painting about hometown.
这位画家创作了一幅关于家乡的独特画作。
2. The object is produced by building up plastic.
plastic /'pl st k/ n. & adj. 塑料(的)
(1)plastic un. 表示“塑料”这种材料
cn. 表示“塑料制品”
常用短语：
plastic bag 塑料袋；plastic bottle 塑料瓶；plastic waste 塑料垃圾；plastic products 塑料制品
例：This bottle is made of plastic. 这个瓶子是塑料做的。
3. Oh, the 3D printer was amazing.
printer /'pr nt (r)/ n. 打印机；印刷公司;印刷工人
相关词形：(1)print v. 打印；印刷 n. 印刷字体；印刷行业。
print out 打印出来
(2)printing n. 打印 3D printing 3D 打印
(3)printed adj. 印刷的；打印的
例：My dad bought a new printer for the home.
我爸爸给家里买了一台新打印机。
Ⅰ. 根据首字母及汉语提示，完成下列单词的拼写
1. Solar panels can turn sunlight into ____________ (电) to power our homes.
2. Press the green _________ (按钮) to start the machine and the red one to stop it.
3. Too much ________ (污染) from cars makes the air unhealthy to breathe.
4. You should wear a helmet to protect your ______ (头) when you ride a bike.
5. My uncle uses a digital ________ (照相机) to take photos of birds in the forest.
electricity
button
pollution
head
camera
Ⅱ. 用括号内所给单词的适当形式填空
6. The smart fridge can order food for ______ (it) when it finds that the milk is finished.
7. The telephone is one of the most important _________ (invent) in human history.
8. This new machine can print objects using a special kind of _________ (print).
9. Please put these important ___________ (document) into the safe.
10. _________ (thousand) of tourists visit the Great Wall every year to see the ancient defense structures.
itself
inventions
printer
documents
Thousands
Unit5
Power of ideas
What do creative ideas bring about
Section A (2a-2d)

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