Unit 3 Inventors and inventions

WARMING UP&READING

古田一中 王松钰

electric bulb

Wright Brothers

Airplane first telephone

BellEdison

Lead

in

Lead

in

seismograph

movable-type printing

Paper Making techniques

Zhang Heng

Bi Sheng

Cai Lun

Inventions nowadays

Moreconvenientconvenient

creative

What are inventions like?

Practicaluseful

novel( 新颖的 )

What qualities should one have to be an inventor?

What qualities should one have to be an inventor?• knowledge( 学识 )• curiosity( 好奇心 )• imagination( 想象力 )• creativity ( 创造力 )• determination( 决心 )• pioneering spirit ( 开拓精神 )• perseverance( 恒心 )• perspiration （辛劳）

Look more carefully! What else can you see?

perspiration

Inventions

Inventorscreativity

Imagination curiosity

knowledge

creativeuseful

novel

Reading

The problem of the snakes

蛇 的 困 扰

What kind of article is it ?• 记叙文 （ narrative essay/writing ）• 以一般过去时为主，各种时态为辅，合理使

用丰富多彩的谓语动词时态是英语记叙文的首要的语言特征。

• 多用动词，特别是动态强的行为动词是英语记叙文的又一个明显的语言特点 。

Skimming

What is the text about?

The text is about ________________________

and presents ____________________________

and _____________________.

the p______ of the snakes

the p_______ of catching them

a________ for a patent

roblemrocedures

pplying

1. Finding a problem

2. Doing research

3. Thinking of a creative solution

4. Testing the solution

5. Applying for a patent

Work out a suitable order

FAST READING

Para. ______

Para. ______

Para. ______

Para. ______

Para. ______

1. Finding a problem

2. Doing research

3. Thinking of a creative solution

4. Testing the solution

5. Applying for a patent

Summarize the main ideas of each part in the text

FAST READING

Para Stages in the inventing process

Example in this story

1

2

Find a problem

The snakes must be removed but not harmed

Do researchLook for methods of removal; the habits of snakes

Further explosion

3

4

5

6

7

8

Test the solution

several 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

True or false:

1. The writer was very happy to help her mother to solve the problem of the snakes.

2. The writer wanted to kill the snakes.

3. The writer was successful in the third attempt.

4. An inventor can easily get the patent for the invention.

CAREFUL READING

• show us how to trap the snakes but not to kill them

• tell the readers how to get a new idea and make it a patent

• Necessity is the mother of invention.

需要是发明的动力

Explanation

How to How to Separate EggsSeparate Eggs

egg white, egg yolk

Presents-giving Presents-giving TimeTime

A

B

C

Invention is the place where no one else has ever been. You cannot get there by bus, only by hard work, taking risks and by keeping on trying.

What you will discover will be wonderful---

yourself.

Let’s think!Let’s create!Let’s invent!Let our nation be stronger!

Genius ( 天才 ) is 1% inspiration and 99% perspiration( 汗水 ).

---- Thomas Alva Edison

Homework • Summarize your

feelings about the lesson today.(100-120)

Thanks for Thanks for your coming.your coming.