资源简介

(共36张PPT)
Unit 3
Make it happen！
Starting out
&
Understanding ideas
—Reading
学习目标
通过本节课的学习，同学们将能:
重点：1.掌握与发明相关的词汇，如artificial arm, invent等。
2. 理解文章内容，准确梳理Easton发明假肢的过程。
3.能用英语描述发明对生活的改变。
难点：1.分析发明对生活的具体影响，并用英语
进行阐述。
2.体会主人公的优秀品质并进行思考。
Lead in
Do you know The Four Great Inventions？
Compass
Paper making
Gunpowder
Printing
Do you know Four New Inventions of China？
Let's watch a video and know more.
high-speed rail
mobile payment
bike-sharing
online shopping
1 What do you know about the differences between the lives of ancient people and ours
2 What caused these differences
Look at the picture and answer the questions.
Ancient people lives simply, and our life now has more technology.
1
Technology and social changes.
2
Look at the pictures and answer the questions.
1 What are these inventions
2 How have they changed our lives
Compass, wheel, computer, and mobile phone.
They make our life more colorful and brings a lot of convenience to our life.
Look at the word cloud and predict what the passage is about
Pre-reading
1
The article is likely about the design and invention of an artificial arm. It may cover how it's created.
While-reading
Fast -reading:
(1)What is the passage about
A. A science fiction.
B. A news report.
C. A biography（传记）.
D. An advertisement（广告 ）.

Part 1：The First Meeting Paragraph(s) ______
Part 2：Deeply Touched Paragraph(s) ______
Part 3: Keep Making Paragraph(s) ______
Part 4: Selfless Sharing Paragraph(s) ______
1-3
4
5-6
7-8
(2)Read the passage and match the headings with the paragraphs.
Careful-reading
What did Easton LaChappelle show at the science fair
A plastic model. B. A fishing tool.
A robotic arm. D. An artificial intelligence device(设备).
2. What was the problem with Jenny's artificial arm
A. It was too complex(复杂) to use.
B. It was very expensive and needed to be replaced often.
C. It couldn't move at all. D. It was made of bad materials.
3. What’s the meaning of “work” in the sentence “…as she shook hands with Easton’s work.” in Chinese？
A. 工作 B. 运作 C. 事业 D. 作品
Read paragraph 1-3 and choose.
1Easton LaChappelle, a 14-year-old student, stood beside his work at a science fair, it was a robotic arm. He built it out of plastic blocks and fishing line.
2 “Hello,” said a girl with an artificial arm, as she shook hands with Easton’s work.
3This was the first time Easton met Jenny, a girl with a special condition. She was born without an arm. Her artificial arm was just a simple hook, but it cost $80,000.What's worse, children like her grow quickly and need new arms all the time.
stand beside 站在……旁边 2. science fair 科学展览会
3. out of 由……（材料）制成 4. shake hands with 与……握手
5. be born without 出生时没有…… 6. all the time 一直，始终
1.写出“blew me away”的中文意思：________________。
2. 短语“lend a hand to”的意思是：________________。
3.Read the sentence: “I must lend a hand to people like her.” What might Easton do next ( )
Sell arms to people like Jenny.
B. Keep improving the arm.
C. Help people like Jenny, maybe provide low-cost arm solutions.
让我大为惊叹
4 “It blew me away! I built my arm for only $300,” thought Easton. “I must lend a hand to people like her.”
向……伸出援手
Read paragraph 4 and answer.
( ) Easton's room was a lab before the fair.
( ) Easton got a 3-D printer when he was 16 years old.
( ) The first artificial arm Easton invented could move with the user's voice signals.
( ) Easton gave up when he found the first artificial arm was too heavy.
( ) Easton finally made the artificial arm weighing 0.5 kilograms at the age of 23.
F
T
F
F
T
Read paragraph 5-6 and check “T” or “F” .
5After the fair, Easton's room became a lab. He stayed there all day. He always tried to improve his work. For his 16th birthday, Easton got a 3-D printer. And with it, he invented an artificial arm. It was able to move with brain signals of the user. But it wasn't good enough yet: the arm weighed 3.6 kilograms. It was too heavy for a child.
6 Easton kept working on it, He enjoyed fixing problems one after another. And finally he hit on success at age 23. His design only weighed 0.5 kilograms and cost around $500!
after the fair展会之后
try to do sth.努力做某事
be able to do sth. 能够做某事
with brain signals of the user
根据使用者的脑信号
5. keep doing sth. 一直做某事。
6. enjoy doing sth 喜欢做某事
7. one after another一个接一个地;陆续地
8. hit on偶然发现;成功做到
1.Whom has Easton's invention helped
Many adults. B. Many children.
C. Only his friends. D. Only his family members.
2. What did Easton decide to do with his design
A. Sell it at a high price. B. Keep it secret.
C. Post it online for free. D. Give it to a specific company.
3. Easton's decision to post his design online for free shows that he is ______________.
A. greedy B. selfish C. generous D. careless
Read paragraph 7-8 and answer.
7 Easton's invention has helped many children. He didn't want to make money from it. He decided to post his design online... for free! People can download the design and make an artificial arm with their own 3-D printers!
8 What a helping hand!
1. make money from：从……赚钱。
2. decide to do sth.：决定做某事
3. post... online：在网上发布……
4. for free：免费地
5. make sth. with...：用……制作某物
____Easton made a robotic arm with blocks and fishing line.
____Easton allowed people to use his design for free.
____Easton and Jenny met at a science fair.
____Easton made an artificial arm with a 3-D printer.
Order the following events in the passage.
3
1
4
2
3
Complete the chart with the words and expressions from the passage.
4
Post-reading
How did Easton come up with the idea
Where: At a(n) 1 _______________
Who: Jenny, a girl born 2 _________________
Problem to solve: Jenny's artificial arm cost $80,000.
But children like her 3 ________________, so they always need new arms.
What are Easton's inventions
Age 14: A robot arm. It was made from plastic blocks and 4 _____________.
Age 16: An artificial arm. It could 5 ____________with brain signals,
but weighed 3.6 kilograms.
Age 23: Another artificial arm. It 6_________just 0.5 kilograms and 7________ around $500.
science fair
without an arm
grow quickly
fishing line
move
weighed
cost
Complete the chart with the words and expressions from the passage.
4
Post-reading
What did Easton do with his inventions
He decided to post his 8 _________________ online for free.
People could make an artificial arm with their own with 3-D printers.
design
Think and share
1 How would Jenny's life change with Easton's invention
Easton's invention is something convenient for daily use. Jenny can save a lot of time and energy. It may also open up new opportunities for her, like helping her in her studies or work.
Learning to think for question 1 To understand the influence of something, you can compare the situation before and after the use of it.
Think and share
2 What can you learn from Easton
Don't be afraid to think outside the box. Inventions often don't succeed on the first try. And we should have the intention to help others. His invention might make people's lives better, showing a kind heart.
Language points
1. He built it out of plastic blocks and fishing line.他是用塑料积木和钓鱼线制作的。（原文再现）
句中out of意为“由……制成，用……做成”。
例如:a toy boat carved out of wood 一只木头雕成的玩具小船The necklace is made out of gold,这条项链是金制的。
【对点练习】
They made a boat from bamboo.（同义句转换）
They made a boat ______ ______ bamboo.
答案:out of
2. What's worse, children like her grow quickly and need new arms all the time.更糟糕的是，像她这样的孩子长得快，经常需要新的假肢。（原文再现）
what's worse意为"更糟糕的是”，用来引出一个更加糟糕或严重的情况，通常用来加重语气，强调比较。
例如: I forgot my wallet at home, and what‘s worse, my phone is out of power.
我把钱包忘在家里了，更糟糕的是，我的手机没电了。
It's raining, and what's worse, I left my umbrella at home.
天下起了雨，更糟糕的是，我把伞忘在家里了。
【对点练习】
1.It was raining heavily. ______, the wind was blowing strongly.
What’s worse B. As a result
C. For example D. On the contrary
2. She was already late for the meeting. ______, she forgot to bring the important documents.
What’s more B. However
C. What’s worse D. In conclusion
答案：1.A
2.C
blow sb away意为“使某人大为惊讶”。
例如:The film was so good that it just blew me away, 电影太棒了，简直让我震惊。
【对点练习】
The special effects in the movie blew the audience away. The phrase “blew... away” means “______”.
A. made... angry B. made... very surprised
C. made... sad D. made... tired
3. “It blew me away! I built my arm for only $300, thought Easton.”这让我大吃一惊!我只花了300美元就造出了假肢。”Easton心想。（原文再现）

4. And finally he hit on success at age 23.最终，他在23岁时取得了成功。（原文再现）
(1)hit on这里是固定短语，意思是“偶然发现；突然想到；成功做到”。在本句中“hit on success”表示成功做到了（改进人造手臂）这件事。过去式是hit on，过去分词也是hit on，因为hit的过去式和过去分词形式与原形相同。
(2)at age 23是介词短语，表示“在23岁时”，等同于at the age of 23/when he was 23 (years old)”，用来描述动作发生时的年龄。
【对点练习】
Finally, the scientist __ (hit) on a new way to solve the problem.
答案：hit
He finally achieved success when he was 30.（改为同义句）He finally hit on success ______ 30.
答案：at age/at the age of
5. What a helping hand!多大的帮助啊! （原文再现）
(1)本句是感叹句句型:what a(n)(+ 形容词)+单数名词。例如:What a nice dress! 多漂亮的连衣裙啊!
What a surprise! 真是没料到的事!
(2)a helping hand意为"援手，帮助"。
例如:He’s been giving me a helping hand with the children. 他一直在帮我照顾孩子。
I need a helping hand with my housework. 我需要人帮我完成家务。
【对点练习】
—Look at the little puppy. It's so cute.
—Yeah. ______ lovely animal it is!
A. How B. What C. What a D. What an
2. When I was in trouble, my friend gave me ______ to get out of difficulty.
A. a hand B. a helping hand C. hands D. helping hands


当堂检测
一、单项选择




1．There will be a book ________ next week. You can go and buy some books you like.
A．fair B．block C．hook D．signal
2．The new kind of car ________ about 200,000 yuan.
A．spends B．takes C．costs D．pays
3．I need someone to ________ me a hand to move this big ________ of wood.
A．lend; block B．borrow; block
C．lend; hook D．borrow; hook
4．Please hang your coat on the________.
A．brain B．hook C．signal D．printer
5．I want to ________ this picture from the Internet.
A．fix B．weigh C．download D．invent






6．The ________ can print out what you write on the computer.
A．brain B．hook C．signal D．printer
7．The doctor said there was something wrong with his ________.
A．brain B．hook C．signal D．printer
8．They sent out a ________ for help when they were in danger.
A．brain B．hook C．signal D．printer
9．How much does the bag ________？
A．weigh B．weight C．weighs D．weighed
10．One ________ is equal to 1,000 grams.
A．fair B．block C．kilogram D．invention
二、用所给词的适当形式填空
1．The new ______________________ (invent) is very useful in our daily life.
2．How much does this book ____________(cost)
It ____________________ (cost) 20 yuan.
3．Can you ______________________ (lend) me a hand with this heavy box
4．The ______________________ (print) is not working. You need to check it.
invention
cost
costs
lend
printer
5．Birds’ _____________ (brain) are so small compared to humans’．
6．The ship _____________(weigh) about 10,000 _____________ (kilogram)．
7．They are trying to ______________________ (fix) the problem of air pollution.
8．You can ________________ (download) the APP from the Internet.
brains
weights
kilograms
fix
download
THANKS
本课结束

展开更多......

收起↑