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(共27张PPT)
Unit 3 Make it happen!
Developing ideas
Learning Objectives
In this lesson, you will:
1.understand the listening material and grasp the key information.
2.pronounce /l/ /r/ correctly and remember the letters and letter combinations that represent them.
3.talk about what you have learnt about the qualities of an inventor.
Look and Say
Who is this man
Alexander Fleming
What did he discover
He discovered penicillin (青霉素/盘尼西林) in 1928, the world's first antibiotic (抗生素) that could kill harmful bacteria(细菌). His discovery saved millions of lives!
Do you know how he discovered penicillin
Not every invention is created on purpose. Sometimes it's completely by accident! For example, in 1928, Dr Alexander Fleming forgot to clean his lab before going on a holiday.
Later, he discovered penicillin from an uncleaned Petri dish. It's now one of the most used medicines in the world!
DID YOU KNOW
特意地
完全地
偶然；不经意
培养基
Predict
What is it
It seems like a poster or an advertisement.
What is it about
It’s about an unexpected inventions exhibition.
What’s its purpose
It calls on people to visit the exhibition.
Listen to the news radio. What is its main purpose
a To encourage young people to become inventors.
b To introduce some different invention exhibitions.
c To invite people to come and see an invention exhibition.
d To explain the history of some inventors and inventions.
Listen again and complete the advertisement.
inventors
30 May
Students
Free
qualities
10:30
Do you know how the following things are invented
post-it note
the first airplane
ice lolly
Listen to the talk and complete the chart.
Qualities
1___________ widely. Never stop 4________________. Some good
6________________.
Invention examples
Spencer Silver invented a
type of ______. But it was too weak. Later Arthur Fry found it perfect for sticking
notes to 3_________. This invention was the Post-it Note.
The Wright Brothers learnt from 5_________ and never lost hope.
A boy left a glass of
7_________outside with a stick in it. The next day, he found it was frozen. He tasted it and invented the ice lolly.
Think
glue
books
trying
mistakes
luck
juice
Listen again. Then talk about how the speaker opens the talk.
Learning to learn
Opening a talk or speech A good start can quickly catch the listeners' attention. We can start by addressing the listeners directly, asking an interesting question, telling a story or sharing a famous saying.
对……发表演说
Work in pairs. Act out a conversation about an invention and its inventor.
A
Student A
You have just heard about the invention of bubble wrap. You want to know more about it. Ask Student B questions about it.
You know the following information:
Name of the invention: bubble wrap
Time: 1957
Inventor: Alfred Fielding and Marc Chavannes
气泡膜
B
Student B
Student A wants to know about the invention of bubble wrap and its inventor. He / She will ask you some questions. Answer the questions with the following information:
Name of the invention: bubble wrap
Time: 1957
Inventor: Alfred Fielding and Marc Chavannes
Invention story: Bubble wrap was first invented as a type of wallpaper. However, the product failed. But the inventors didn't give up. They started thinking of other uses and found more than 400! Several years later, when they decided to use it as packaging material, they found success. With bubble wrap, a computer company could ship the computers safely. Then, a lot of other businesses also started using bubble wrap.
... is a great invention. Do you know the story behind it
Tell me about...
What did it take for... to come up with...
Useful expressions--------------------------------------------------------------
The inventors have got great qualities.
First, they were...
Next, they never...
Finally, they...
A
A
B
B
Have you heard of ...
Yes, it’s a(n)...
Can you tell me more about ...
Sure. It was invented by...
Sample Conversation
A: Bubble wrap is a great invention. Do you know the story behind it
B: Sure, it was invented by Alfred Fielding and Marc Chavannes in
1957.
A: Tell me about how they came up with this idea.
B: They first invented bubble wrap as a type of wallpaper, but the
product failed.
A: What did it take for them to come up with the packaging solution
B: They never gave up. They tested over 400 uses! Finally, they
realized it was perfect for protecting fragile(易碎的) things
during shipping.
A: The inventors have got great qualities.
B: Yes! First, they were creative. Next, they never accepted
failure. Finally, they turned a failure into a worldwide
success!
Talk about what you have learnt about the qualities of an inventor in this section.
Language Points
1. Sometimes it's completely by accident!
completely adv. 完全地；彻底地
complete adj. 完整的；完全的 v. 完成；使完整
e.g. The glass is completely empty.
She completely forgot my birthday.
e.g. I have a complete collection of Harry Potter books.（我有一套完整的《哈利·波特》丛书。）
Please complete this application form.
（请完成这份申请表。）
2. ... he found it was frozen.
freeze v. （使）结冰；（使）冻结 （ freeze— froze —frozen）
e.g. The lake froze last winter.（去年冬天湖面结冰了。）
Freeze the meat to keep it fresh.（把肉冷冻起来保鲜。）
be frozen 被冻住；被冻结
e.g. The vegetables were frozen to keep them fresh.
（这些蔬菜被冷冻保鲜。）
His bank account has been frozen by the court.
（他的银行账户被法院冻结了。）
3. We can start by addressing the listeners directly...
address v. 对……讲话；发表演说
e.g. The president will address the nation tonight.
（总统将于今晚向全国发表讲话。）
address 作动词还可意为“处理；解决（问题）”
e.g. We need to address this problem immediately.
（我们需要立即解决这个问题。）
address 作名词，意为“地址”
e.g. What is your home address （你的家庭住址是什么？）
Phonetics in use
Read the following words and pay attention to the pronounciation of bold letters.
/l/ learn let
/r/ remember Mary
Listen and repeat.
/l/ look leave light live
/r/ right ready very rain

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