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选修八Unit3 Reading&Language points


Unit 3

Inventors and inventions

Discuss in pairs which pictures show inventions and which show discoveries.

inventions discovery

Definitions of a discovery and an invention?
What is a discovery? A discovery is to find out something that already existed.
What is an invention? An invention is something that is created by a human being.

Pre-reading (3m)

Do you know the stages every inventor must go through before they can have their invention approved? Look at the list and work out a suitable order.
Applying for a patent Finding a problem Doing research Testing the solution Thinking of a creative solution 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

Reading

THE PROBLEM OF THE SNAKES

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)

2. Skim the whole passage and get the main idea:
the problem of the snakes The text narrates _______________________

the procedures of catching them and presents _____________________________
a patent and applying for ________.

Careful reading
Divide the text into four parts and work out the main idea for each paragraph. Part I The attempts to catch (Para.1) the snakes. Part II (Para.2-3) Part III (Para. 4-6) Part IV (Para.7-8) The discovery of the problem of the snakes. The requirement of getting a patent. The research on the approaches to solve the problem.

(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.

(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) 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.

Fill the blanks after reading the passage.

_1_ the writer called up her mother in the country on the phone, she learned that snakes came near their house and that the snakes seemed _2_ (make) their home near their house. The writer considered _3_ a chance for her to distinguish _4_ by inventing something _5_ would catch snakes but not harm them. She set about _6_ (research) the habits of snakes. She decided to cool them so that they could be _7_ (easy) caught.

However, her first two plans were not _8_ (succeed). As a result, she had to attempt a _9_ time, which helped her fulfill her aim successful. She was _10_ delighted that she was determined to send her _11_ (invent) to the patent office to get recognition for her idea.

_____ the wirter called up her mother in the When country on the phone, she learned that snakes came near their house and that the snakes seemed ___________ to have made (make) their home near their house. The writer considered ____ it a chance for her to distinguish _______ herself by inventing something ______ which would catch snakes but not harm them. She set about researching _________ (research) the habits of snakes. She decided to cool them so that they could be _______ easily (easy) caught.

However, her first two plans were not successful _______ (succeed). As a result, she had to attempt a ______ third time, which helped her fulfill her aim successful. She was ____ so delighted that she was determined to send her ________ invention (invent) to the patent office to get recognition for her idea.

Language points

ring off = hang up 挂断电话

1. call up

打电话,使…回忆起

= ring up

今晚我会给你打电话。 __________________________ I’ll call you up tonight. 老相片引起了我对童年的回忆。 __________________________________ The old photo calls up memories of my _________ childhood.

call back

召唤某人回来;回电话
需要,要求 邀请;召集 取消

call for
call in

call off

2. now and then

时而;不时

我偶尔看见他,但不常见。 I see him now and then, but not often. _______________________________ 相关短语: from time to time at times from now on just now since then 有时;不时 有时;不时 从现在开始,今后 刚才 从那时以来

distinguish oneself 显扬自己;使自己扬名
Here was a chance for me to distinguish myself by inventing something merciful that would catch snakes but not harm them. ? 这回我有机会来表现一下自己了。我要发明 distinguished adj. 著名的
某种仁慈的东西。既可以把蛇捉住,而又不 ? distinction n. 区别,差别 会伤害它们。 ? distinctive adj. 有特色的,与众不同的

3. distinguish
(1) 辨别;辨认

vt. & vi.

尽管很久没见,我还能认出他们。 I still can distinguish them though we haven't met for a long time. ___________________________
(2)(常与from连用)区别;区分 应当教育孩子分辨好坏/明辨是非。 Children should be taught to distinguish right from wrong ____________________________.

The first thing (that) I did was to see if there were any products that might help me, but there only seemed to be powders designed to kill snakes.过去分词作后置定语
我所做的第一件事就是看看有没有现成的产 品能帮助我。但是,看来只有一种毒杀蛇的 药粉。

4. set about

着手;开始

=set out: to begin or start
他一到那儿就着手解决问题。 about solving the problem as soon as He set __________________________ he arrived there. set out to solve the problem as soon as = He ________________________ he arrived there.

set out
词for

“动身”, “出发”,后面跟介

他们已经出发到上海去了。 They have set out (= set off ) for Shanghai _____________________________________. 出发,启程 set out set out to do sth. 开始做某事 出发,动身 set off 留出,拒绝,把…放在一边 set aside set down 记下,写下 set up 设置,建立

But monitored carefully, the snakes proved to be no trouble and all went according to plan.
但是经过仔细的监视,证明这些蛇不会惹麻 烦,一切都按计划进行着。

Only after you have had that recognition can you say that you are truly an inventor.
? Only after/when...只有……,才…… 只有你得到这种承认,你才可以说是一个真 正的发明家。 (主句要倒装) 只有抓住今天,才能不丢失明天。 Only when you seize today can you not lose tomorrow.

The criteria are so strict that it is difficult to get new ideas accepted unless they are truly novel.
专利标准非常严格,除非新的想法真是新颖 的,否则很难被接受。

Nor will you receive a patent until a search has been made to find out that your product really is different from everyone else's.
你的产品要经过仔细调查,证明它确实与众 不同的,你才能获得专利。

There are a large number of patent examiners, too, whose only job is to examine whether your claim is valid or not.
专利局还有一大批审查人员,他们的唯一职 责就是审查你的专利申请是否有效。

Assignment
1.Recite the words and expressions. 2.Read the passage once again.

3.Finish the Ex. on Page23.


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