内容正文:
Unit 3
Understanding ideas
Understanding ideas—
Reading
Make it happen!
Learning Objectives
By the end of the class, we will be able to:
1. use words and expressions in the lesson to talk about inventions and the topic of helping others.
2. know the story of Easton and how he invented the artificial arm to help the disabled.
3. have a strong will to help those in need.
4. grasp the key language points and use them in context.
Lead in
1.Capture students' attention by presenting a relatable and inspiring scenario and prepare students for the upcoming reading material, which will likely involve themes of helping others and making a difference.
2.Use pictures and titles to help students predict information and prepare a mental framework for understanding the text.
Look at the word cloud and predict what the passage is about.
design
helping hand
improve
artificial arm
invent
Maybe it is about designing an artificial arm to help others.
Pre-reading
Read the passage and check your answer.
A helping hand
Easton 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.
“Hello,” said a girl with an artficial arm, as she shook hands with Easton’s work.
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.”
After the fair, Easton’s room bacame 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.
While-reading
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 0.3 kilograms and cost around $500!
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!
Easton tries to invent an artificail arm to help others for free.
What’s the main idea?
Tips:
Don’r read word by word. Pay attention to the first and the last sentences of each paragragh.
___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.
Order the following events in the passage.
1
2
3
4
Tips:
Skim the passage to catch key words.
While-reading
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.
Complete the chart with the words and expressions from the passage.
How did Easton come up with the idea?
Age 14: A robotic arm. It was made from plastic blocks and 4 ___________
Age 16: An artificial arm. It could 5 _______________ signals, but weighed 3.6 kilograms.
Age 23: Another artificial arm. It 6 _______ just 0.5 kilograms and 7 _____ around $500.
What are Easton’s inventions?
science fair
without an arm
grow quickly
fishing line
move with brain
weighed
cost
While-reading
Develop students' reading comprehension skills and their ability to extract and summarize key information from the text.
What did Easton do with his invention?
design
He decided to post his 8 _________ online for free. People could make an artificial arm with their own 3-D printers.
While-reading
Complete the chart with the words and expressions from the passage.
Retell the story according to the chart in task 4.
While-reading
1. How would Jenny’s life change with Easton’s invention?
2. What can you learn from Easton?
Tips:
Learning to think for question 1 To understand the influence of something, you can compare the situation before and after the use of it.
She can change new arms easily with less money.
Always give a helping hand to thoses in need.
Post-reading
Show time!
The roses in her hand, the flavor in mine.
“14-year-old”,此处作形容词,意为“14岁的”;作定语,后面常接名词;而“14 years old”为名词短语,意为“14岁”。
常见例句:
She is a 15-year-old girl.
她是一个15岁的女孩。
He will be 16 years old.
他马上就16岁了。
1. Easton LaChappelle, a 14-year-old student, stood beside his work at a science fair.
2. “Hello,” said a girl with an artficial arm, as she shook hands with Easton’s work.
“with an artficial arm”意为“装着假手臂”,with短语表伴
随,后面常接名词或者介词短语,反义词是without。
常见例句:
The English teacher comes into the classroom with a book in his hand. 英语老师进入教室,手里拿着一本书。
“as she shook hands with Easton’s work”意为“当她和Easton的作品握手时”,as引导的是时间状语从句,意为“当......时”。
As I get home, I find my mum is cooking.
当我到家时,我发现我妈正在做饭。
3. It blew me away! I built my arm for only $300.
“It blew me away!”意为“它让我大吃一惊”;
blow意为“吹”,它的过去式是blew,过去分词是blown,
blow out意为“吹灭”。
常见例句:
He blew out the candles in one go.
她一次性吹灭了蜡烛。
It blew him away! He win first prize.
他得了一等奖,这让他大吃一惊。
4. Her artificial arm was just a simple hook, but it cost $80,000.
“cost”意为“花费”,常常用物或者it作主语,如“It cost me+金钱.”;类似的单词还有spend,take,pay等,都指花费,但是用法不一样。
Sb spend some money/time (in) doing sth.
Sb spend some money/time on sth.
It takes sb some time to do sth.
Sb pay (money) for sth.
常见例句:
It takes me 15 minutes to get to school.我到学校需要花费15分钟。
She spends a lot of time on her son.她花了很多时间在他儿子身上。
Tom, a 6-year-old boy, stands next to his mum.
1. Tom,一个6岁的男孩,站在他的妈妈旁。
2. 我每天都要花1个小时锻炼。(spend/take)
I spend an hour exercising every day.
It takes me an hour to exercise every day.
3. 当他回到家时,他的妈妈正在给他做饭。(as)
As he went back home, his mom was making dinner for him.
一、中翻英
二、用括号内所给单词的适当形式填空
1. He easily ______(blow) out the candles.
2. _____(as) a student, he knows the importance of studying hard.
3. He just stood at the door with a happy _______(smile).
As
blew
smile
三、选词填空
1. The wind ________(blow/blew) away the balloon.
2. _____(As/When) part of a team, you need to be able to work.
3. He is a disabled boy ________(with/without) an arm.
without
As
blew
Try to retell the passage according to the mind-map of the passage.
Basic homework
Practical homework
Read the passage fluently and emotionally.
Try to make a vlog about how to help others in need.
Extended homework
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