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系统掌握英语学习方法至关重要，打好英语基础，参加英语社团能有效培养毅力。综合而言，定期反思调整学习方法。适应新课标要参与线上交流能有效增强表达自信。长远考虑，多感官参与能提升记忆效果。考试大纲要求，学习固定搭配能有效优化学习策略。最佳实践是，编写故事能有效培养地道语感。优化方案是，定期反思调整学习方法。培养语言能力，学习词根词缀能有效提高专注力。找到适合自己的节奏和方法是成功的关键。
Learning objectives
1
2
3
学生能够掌握单元中与发明相关的词汇和表达，如 “invention（发明）”“inventor（发明家）”“quality（品质）”“drive（驱使 ）” 等。
能运用单元知识，清晰、连贯地谈论发明，包括发明的来源、发明家的品质等内容，提升口语表达的准确性和流利度。
理解科技发明对改善他人生活的意义，认同创新与公益结合的
价值，增强自身社会责任感。
By the end of the lesson, I will be able to...
Unit 3 Make it happen
Starting out
&Understanding ideas
You have the chance to travel back to ancient times.
How did ancient people go out
How did people send news
What did people use to light up dark nights
small changes
human progress
the compass
the wheel
the computer
the mobile phone
Why did people want to invent these things
What good changes do these inventions bring us
Unit 3 Make it happen!
Look and predict
Look at the word cloud and predict. What’s the passage about
Maybe it’s about inventing artificial arms to give a helping hand in life.
Read and answer
Read quickly and answer the question.
What’s the main idea of the passage
A. The passage explains the high price of all artificial arms sold in hospitals these days.
B. It mainly tells us how to use a 3-D printer to print different kinds of toys at home.
C. It’s about Easton inventing artificial arms to help Jenny and other people in need.
D. It talks about Jenny’s experience of buying an expensive artificial arm at the science fair.
Read and order
Order the following events in the passage.
1
Easton made a robotic arm with plastic 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.
2
4
3
How many parts can the article be divided into
How did Easton come up with the idea
What are Easton’s inventions
What did Easton do with his invention
Read and complete
Complete the chart with the words and expressions from the passage.
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.
science fair
without an arm
How did Easton come up with the idea
grow quickly
Look and say
Age 14: A robotic 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.
fishing line
move
What are Easton’s inventions
weighed
cost
Complete the chart with the words and expressions from the passage.
Read and complete
Read and complete
Look and say
He decided to post his 8 _________ online for free. People could make an artificial arm with their own 3-D printers.
design
What did Easton do with his invention
Complete the chart with the words and expressions from the passage.
Read and complete
Read and complete
Look and say
Read and answer
Why did Easton decide to help kids like Jenny Find TWO reasons from Paragraph 3 & 4.
This 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.
“It blew me away! I built my arm for only $300,” thought Easton. “I must lend a hand to people like her.”
He is kind, caring and responsible.
What good personalities can we learn from Easton
Read and answer
Fill in the table according to Paragraph 5&6.
Age New invention Shortcoming（原有缺点） Problem solved
16
23
brain-controlled artificial arm
too heavy (3.6kg)
can move with brain signals
final artificial arm
heavy weight, high cost
light (0.5kg),
cheap ($500)
How many years did he spend improving the arm
Why did Easton keep fixing problems again and again
He didn’t give up. He kept improving to make a safe, light and cheap arm come true.
Look and say
Read and answer
Why did Easton make his design free instead of making money from it
What does “What a helping hand!” in the last paragraph refer to
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!
What a helping hand!
Look and say
Read and answer
Why did Easton make his design free instead of making money from it
Because he wanted to help many children with his invention.
What does “What a helping hand!” in the last paragraph refer to
The artificial robotic arm Easton invented.
Easton’s kind help for children in need.
双关（Pun） 是利用词语的多义性或同音异义，使一个词语、短语、句子等同时具备两种或多种含义，在特定语境中产生巧妙的语义关联，达到幽默、含蓄、强调等表达效果。从字面看，“helping hand” 可以指 “帮助性的手（即假臂本身）”。从引申意义看，又有 “援手、帮助行为” 的意思 ，指Easton这种乐于助人的行为。
Look and say
Think and share
1 How would Jenny’s life change with Easton’s invention
Jenny’s life would be much easier. She can do more activities and the artificial arm looks better than a hook. It is also cheaper, so her family can save more money.
Learning to think for question 1
To understand the influence of something, you can compare the situation before and after the use of it.
Look and say
Think and share
2 What can you learn from Easton
Creativity and persistence can solve problems.
By sharing his design for free, he teaches us that technology should help everyone, not just those who can pay.
Be creative and persistent.
Share to spread love.
Think of a problem and come up with an idea for an invention.
Your problem
Why
What
What small trouble do you have in daily life
Why is this trouble annoying(恼人的)
What helping-hand tool can fix this trouble
How
How do you use this tool

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