Book8 Unit3

Warming up:

In groups, discuss the inventions you know and then make a list.

Do you know what these inventions are and when did they happen?

Telephone 1876

television 1923

colour television 1940

photocopier 1937

air conditioner 1902

electronic digital computer 1942

Atomic bomb 1945

Credit cards 1950

Penicillin 1928

1. What’s the importance of invention?

2. What’s the uses of these inventions?

Pre-reading

Here are some stages before they ca

n have their invention approved, ple

ase out them in the suitable order.

Pre-reading

1. Applying for a patent

2. Finding a problem

3. Doing research

4. Testing the solution

5. Thinking of a creative solution

6. Deciding on the invention

The suitable order:

Finding a problem

Doing research

Thinking of a creative solution

Testing the solution

Deciding on the invention

Applying for a patent

What do you use to catch snakes?

Reading

The problem of the snakes

Skimming:Skimming: Find out which paragraph or paragraphs deal with each inventing process in the passage and find the examples:paragraph Stages Examples in this story

Find a problem

The snake must be ________but not ______

Do research Look for ________ of removal; the ______ of snakes

Think of a creative solution

Identify _______ possible approaches: choose___________.

removed harmed

methodshabits

three

the last one

1

2

3

Task 1

Test the solution several times

Try_____ times and finally __________.

Apply for a patent

This means the solution is ___________

4,5,6

7,8

three

recognized

succeeded

3. Can you find out some key verb phrases to describe the final solution?

Firstly,

Secondly,

Finally,

After 2 hours, and

The next day,

freeze the bowl for 24 hours. place it over the snakes’ habitat with some ice-cubes on its top.

cover the whole thing with a large bucket.

remove the bucket and the bowl; collect the snakes with a net.

release them into the wild.

Patent office ( 专利局 ) plays the role of deciding what is an invention and what is not. And only inventions can get patens and so be recognized and protected.

patents

1. According to the text, which subject do you think can be given a patent?A. A new star discovered by a scientist.B. A new novel written by Huo Da.C. A new way to make dirty water clean.D. A new kind of grass found in a mount

ain which can be used as a medicine.

Task 3 Post reading

2. Do you think she will succeed in applying for a patent? Why?

3. Do you think she is confident about getting the patent?

Now it’s a matter of waiting and hoping.

Task 4 Make a summary within 30 words

• The writer _______ a harmless way to _________ the snakes . She trapped the snakes by making them _____ and ______. She tried _______ solutions and __________. She wanted to apply for a __________ for it.

inventedcatch

cool sleepthree succeeded

patent

Conclusion• 1. The correct stages in

invention.

• 2. How to make summary

using the key verb.

• 3. A patent is recognition of

an invention.

Think of some solutions to solve these problems?

Task 5 Assignment

• 1. If you don’t have water to wash your bowl, what will you do in order to have a clean bowl for your next meal?

2. When we use the air conditioner, wu must shut all the windouws and doors. The air indoors is not fresh, especially after PE class.

• 3. You take your food to school for lunch. But it becomes cold at noon. How can you enjoy a warm lunch?

4. The students at the back of the classroom can’t see and listen well. How can they have as good a class as the students in the front?

• 5. Your roommate is too lazy to fetch water by himself and always drinks the water in your kettle.

The three creative steps:1) to put the frozen bowl over the snakes’

habitat in the morning.2) to put the frozen bowl over the snakes’

habitat in the evening.

3) to put the frozen bowl over the snakes’

habitat in the evening and carry a net to

collect the snakes without harming the

m the next morning.

Task 2 Skimming

Preperation before the action

Bought a __________. ________ a bowl with jelly for 24 hours. Prepare some _____________.

1 Time:

____________________

Placed____________ over the snakes habitat and __________ on the bowl. Finally cover

them with__________.

Result: The snakes __________ into a hole.

2 Time:

____________________

Repeat the first attempt Result: the snakes were _________.But they tried to _____ her.

Finally

Time: ____________________________

Carried a ______.

Collected the ________ snakes.

Result: _________ the passive snakes.

The next day ___________ the snakes all back into the _______.

Catch the snakes

8. Between the outside and inside wall

s of the bowl there is some jelly, whi

ch freezes hard when cooled.

when cooled 的构成：连词 + 过去分词 , 相当于 when 引导的状语从句 : when it is cooled.

Bear them in your mind!

when/while/once/unless/until 等连词引导的状语从句中的主语与主句的主语相同 ,

且从句的谓语动词中含有系动词 be 时，从句中的主语和系动词 be 可省略，形成“连词 + 分词” 结构。Don’t speak until ( you are ) spoken to.

没叫你讲话不要讲。

While unfinished, he was ugly, but now he

was a living horror.

While unfinished,... =

原从句为主动结构时 , 用 when/while…+

现在分词来代替 ; 原句为被动结构时候 ,

用 when /while…+ 过去分词短语来代替。Be careful when crossing the street.

While he was unfinished

When __ help, one often says “thank yo

u” or “ it’s kind of you”.

A. offering B. to offer

C. to be offered D. offered

9. They abruptly disappeared into a conv

enient hole in the wall.

它们突然一下子就消失在墙壁附近的洞里去了。

11. Only after you have had that recogniti

on can you say that you are truly an inven

tor. 只有你得到这种承认 , 你才能说你是真正的一个发明家。Only 修饰状语置于句首，主句需用倒装语序。Only by working hard can we pass the ex

ams.

12. Nor will you receive a patent until a

search has made to find out that you

r product really is different from eve

rybody else’s.

你的产品要经过仔细调查 , 证明它确实与众不同 , 你才能获得专利。

以否定词 no, not, neither, nor, never,

hardly, seldom, little 等开头的句子 ,

句子的主句要部分倒装。Never can you pass the exam if you do

n’t devote yourself to your study.

Little did I know what was about to h

appen.