1. Invention and inventors
Book8 Unit3
Invention and inventors

2. compass
paper making
gun powder
printing

3. Step 1. Warming up Guessing Game
Guess what the invention is or who the inventor is.

4. Traffic lights What is it? 40 30 20 10
This invention can help people in the street.
It looks like a tree standing beside the street.
It directs cars and trucks.
It uses colored lights. Red means stopping, green means going. 30 20 10
What is it?
Traffic lights

5. Airplane What is it? 40 30 20 10 This invention looks like a bird.
It’s made of metal.
It makes it possible for people to fly to different places in the world.
It is powered by an engine and is flown by a pilot. 30 20 10
What is it?
Airplane

6. 50
He was a world-famous inventor from Sweden.
Here is one of his photos.
He invented dynamite (炸药).
A famous prize was named after him.
    40 30 20
Who is he?
Alfred Nobel[`ælfrid nəu`bel] 一位伟大的科学家：他不仅把毕生精力贡献给了科学事业，而且把自己的遗产全部捐献给科学事业，已经成为举世瞩目的最高科学大奖。

7. Edison Who is he? The inventor is from America. 40
He is one of the father of inventions.
The inventor invented the bulb. 40 30 20
Who is he?
Edison

8. He discovered gravity by watching apples drop on the ground .
Issac Newton

9. perfume Invention It is a kind of make-up invented by French.
It smells good.
Women especially like to use it.
Invention
perfume

10. What is a discovery? finding out something
A discovery is_________________
______________________.
existing but not yet known

11. An invention is______________ _______________.
What is an invention?
An invention is______________
_______________.
creating something
not existing before
Discoveries often lead to inventions.

12. Step 2. Pre-reading Can you put them in right order？
1.The six stages of inventing.
Apply for a patent
Find a problem
Do research
Test solution
Think of a creative solution
Decide on the invention
Give the possible order which you think is right.
(1) (2) (3) (4) (5) (6) C E D B A F

13. The Problem Of The Snakes
Reading
The Problem Of The Snakes

14. Step 3. Leading-in If some snakes in your yard..

15. Step 4. Fast reading.
1.What kind of writing style is the passage ? ____________.
A. narrative(记叙文)
B. argumentative(议论文)
C. explanatory(说明文)
D. imaginary(想象的)

16. 2.Skim the whole passage and get the main idea:
Summary :
Reading
2.Skim the whole passage and get the main idea:
The text narrates the p______ of the snakes and presents the p_________ of catching them
and applying for a p______.
roblem
rocedures
atent

17. 3.Match each part with its main idea
Part 1 (Para1) A. The attempts to catch
snakes.
Part 2(Para2-3) B. The requirement of
getting a patent.
Part3(Para4-6) C. The discovery of the
problem of the snakes.
Part 4(Para7-8) D. The research on the
approaches to
solve the problem.
E. The importance of inventing.

18. F upset T F F Step 5. Intensive reading
(1) When the writer called up her mother in the country on the phone she was very excited.
(2) The writer felt very proud that she had a chance to distinguish herself by inventing something that would catch snakes but not harm them.
(3) The first thing the writer tried to do was to catch the snakes.
(4) The writer decided to remove the snakes` habitat. F
upset T F
see if there were any products that help me. F
I decided to use the last one.

19. (5) The writer used an ice-maker、a bowl、some jelly、ice-cubes、a bucket and a net to catch the snakes.
(6) After three attempts, the writer finally caught the snakes and sent them into the wild.
(7) The writer himself decided to send her invention to the patent office to get recognition for her successful idea.
(8) The criteria are so strict that it is difficult for new ideas to be accepted unless they are truly novel and are really different from everybody else`s. T T
Pressed by my friends and relations, F T

20. 2. Ask Ss to take the quiz below and see whether Ss can grasp the details of the text.
(1) Why did the writer do so much trap the snakes
but not hurt them ________?
A. Because she wanted to eat the snakes.
B. Because she planned to apply for a patent.
C. Because she obeyed her parents and wanted to
test her new idea.
D. Because they were poisonous snakes.
(2) The writer set about researching the habits of snakes in order to________
A. know how to drive them off.
B. kill them in the easiest way.
C. trap them in the easiest way.
D. get on well with snakes.

21. B. She knew the snakes were cold-blooded animals.
(3) The writer placed a frozen bowl over the snakes` habitats because________.
A. The snakes were small.
B. She knew the snakes were cold-blooded animals.
C. She didn’t want to be bitten.
D. She wanted to make the snakes passive and caught them easily.
(4) Which statement is true according to the text________?
A. The writer decided to send her invention to the patent office the moment she succeeded catching the snakes.
B. The snakes were still as active as before in the first attempt.
C. The writer could make a lot of money if she succeed.
D. If an application for your product proves to be valid, you can get a patent immediately. .

22. A. A new kind of flower found by a botanist..
(5) According to the text, which subject do you think can be given a patent________?
A. A new kind of flower found by a botanist..
B. A new way to make dirty air clean
C. A new poem written by Mr. Li.
D.A .new star discovered by a scientist.

23. 3.Summary(语法填空）
Prepared with some research findings, I decided1 ___ three possible approaches: firstly, removing 2 _____habitat; secondly,
3 __________(attract) them into a trap using male or female perfume or food; on
their
attracting
解析：1. 搭配decide on 对……作出决定。
解析：2. 指蛇的栖息地。
解析：3. 同removing, cooling形成并列关系。

24. 6 __________was made of stainless steel.
and thirdly, cooling them so that they would become 4 ______ (sleep) and could be easily caught. I decided to use 5 ____ last one. I bought an ice-cream maker
6 __________was made of stainless steel.
sleepy
the
which/that
解析：4. sleepy作become 的表语。
解析：5. 特指最后一个方案。
解析：6. 引导定语从句。

25. 解析：9. 过去分词做状语, 相当于when it was cooled 的省略。 解析：10. 是固定搭配。
Between the outside and the inside 7 ______ (wall) of the bowl there is some jelly, 8_____ freezes when 9 ______(cool). I put the bowl into the fridge and waited for 24 hours. 10 __ the same time I prepared some ice-cubes.
walls
which
cooled At
解析：7. 根据前面的并列关系可知用复数。
解析：8. 引导非限制性定语从句。
解析：9. 过去分词做状语, 相当于when it was cooled 的省略。
解析：10. 是固定搭配。

26. Step 6 . Group Work
Imagine you are a designer (D) for something new (cell phone, robot…)and it sells well. Hearing this, a reporter (R) comes to interview you about it. Your conversation can be based on its functions(功能).
Sentence patterns:
1.Firstly, it can be used to do…
2.Secondly, it will help…if I…
3.What is more, it can also…
You can begin your conversation like this:
R(reporter):Your …looks …
D(designer):……

27. Step 7.
Homework
Retell the process of catching snakes according to the following key words.
snakes , courtyard, chance, invent, research, three approaches, the last one, the first , the second, fail, the third attempt, collect…using…

28. Thank you !