unit 3 inventors and inventions. an amphibious car stephenson’s rocket dna

Unit 3

Inventors and inventions

An amphibious car

Stephenson’s Rocket

DNA

A discovery is

A discovery merely makes known

something that already exist in

nature, such as the discovery on the

New Continent by Columbia.

An invention is

something that is created by

human being, such as the light

bulb.

The suitable order:

Finding a problem

Doing research

Thinking of a creative solution

Testing the solution

Deciding on the invention

Applying for a patent

Reading

The problem of the snakes

ParaStages in the inventing process

Example in this story

1

2

Find a problem

The snakes must be removed but not harmed

Do research

Look for methods of removal; the habits of snakes

The stages in making an invention.

3

4,5,6

7,8

Test the solution severa

l times

Try three times to

make it work

efficiently

Apply for a patent This means the

solution is recognized

Think of a creative

solution

Identify three possible

approaches: choose

one

Skim the whole passage and get the main idea.

The text narrates _____________________ and

presents _____________________

and apply for __________.

the problem of the snakes

the procedures of catching them

a patent

Para1-3

1.Why did the writer feel proud when her mother asked her to get rid of the snakes?

2.What did the writer prepare before she could think of a possible approach?

Because it was a chance for the writer to distinguish herself by inventing something that would catch snakes but not herm them.

She did some research on the habits of snakes.

3. (Discussion): The writer found out three

possible approaches, but why did she

decide to use the last one?

Para4-6:What was the writer’s three attempts to catchthe snakes? Why did the first two attemptsfail?

The first attempt:

The writer placed the frozen bowl over the snakes’ habitat for two hours.

Two hours was too short to make the snakes sleepy. She needed to spend more time cooling the snakes.

The second attempt:

The writer placed the frozen bowl over the snakes’ habitat in the evening for a whole night.

Once the snakes were picked up, they were woken and tried to bite her.

The third attempt:

The writer placed the frozen bowl over the snakes’ habitat in the evening and carry a net to collect the snakes without harming them the next morning.

Para7-8:

1. Is it easy to apply for a patent?

The criteria are so strict that it is difficult for

new ideas to be accepted unless they are truly novel.

2. Decide whether each of them can get patents or not? Give your reasons.

Discuss with your partner what the advantages might be of getting a patent?

You are able to prove that you were the first person to make the invention.

You are recognized as a real inventor.

You can make money if you sell your invention to

others.

Discussion

1. 打电话 2. 有时 , 偶尔3. 摆脱 , 赶走4. 使自己扬名 , 显摆自己5. 生物6. 一种新方法7. 着手 , 开始8. 决定9. 把它们引入陷阱10. 一个制作冰淇淋的器具11. 同时

call up

now and then

get rid of

distinguish oneself

living creatures a new approach

set about

decide on

attract them into a trap

an ice-cream maker

at the same time

Task –3 ： phrases and sentences

12. 消失在墙壁附近的洞里

13. 提起 , 拿起 14. 根据15. 温顺的蛇 16. 把它们都释放到野外17. 被某人督促18. 专利局 19. 填表20.…… 的问题21. 这是因为我预料它还会再咬人。22. 你看看我的银行节余金额就知道我是否成功了。

disappear into a convenient hole in the wall

pick up according to

the passive snakes release them all back into the wild

be pressed by the patent office

fill in the form

a matter of This was in the expectation that the snakes would bite again. You will know if I succeed by the size of my blank balance.

Curious

Creative

Persevering