Science is developing so fast that sometimes it is beyond our imagination.Man has created many things ,can you list some major scientific and technological achievements of the nearly 50 years?

Clone: produce an exact copy of an

animal or a plant from its own cells,

it is one of the more advanced technologies.

cell phone television moon landing computer gene clone

A better understanding

about cloning

Dolly

The first mammal cloned from an adult cell was Dolly the sheep, born in Scotland in 1996.

The scientists who cloned Dolly are to stop experimentsbecause of concerns that deadly new diseases could be passed on to people.

The world‘s first cloned mule was born on May 4, 2003. He is created from a cell of his brother, Taz, a racing mule that haswon many competitions.

Idaho Gem

Cc Rainbow

The world's first cloned kitten named Cc. Its name is from “Copy cat ”. Scientists in the USA created it with a cell taken from its mother, Rainbow. It was born in December 2002.

The world's first cloned pigs were produced from an adult female pig using a different technique from the one that produced Dolly. They were born on March 5, in USA. Their names are Noel, Angel,Star, Joy and Mary.

Five cloned pigs

The first cloned monkey named Tetra, born in January, 2000. It is the first genetically modified （转基因的） monkey. The technology is different from that used for Dolly.

Tetra

From these pictures, can you identify the differences between the cloned animals and normal ones?

Can these cloned animals lead a normal life as normal animals?

Do you think it would be a good idea to clone humans some day? Why or why not?

They should, for…

reasons:

1. Cloning can help cure many

diseases and save a lot of

people lives.

2. ……

3. ……

Party A

They shouldn’t, for…

reasons::

1. Cloning can lead to

ethical( 伦理的 ) problems.

2. ……

3. ……

Party B

Reading strategy:Understanding scientific terms

1. Read the first and last paragraphs for an idea of what the article is about.

2. Scan the body of the article. Circle the words you don’t know.

3. Read through the article a few times.

1.Does the article give an anti- or pro-cloning point of view, or both?

2.What was the name of the first cloned animal?

3. Is Ian Wilmut pro- or anti-cloning?

Both

Dolly

Anti-cloning

True or False1.People all over the world are happy about the

idea of cloning human beings.2.Dolly, the first cloned mammal, is exactly the

same as other sheep.3.According to the article, the scientist who

created Dolly does not agree with cloning human beings.

4.Cloning can be used to cure diseases because it can produce new tissues and organs.

5.Cloning human beings is illegal in many countries, so no scientists want to clone human beings.

F Not all people

F

T

Not exactly

T

F some scientists

Reading comprehension:

1.The announcement of successful human embryo cloning has caused much debate because________.

A. people still have no clear idea about the results

of human cloningB. valuable tissues and organs can be used to save

humans C. mankind is going to produce terrible monstersD. people know that nature will punish mankind

for human cloning

A

2.The success of the cloned sheep Dolly has proved that_________.

A. cloning will lead to more diseases in animal world

B. cloned animals will die at a much younger age than normal

C. man has been able to produce an exact copy from an adult cell

D. man can interfere with nature at his will

C

3.According to the passage, what is the real intention of Ian Wilmut’s cloning research? A. To create copies of humans in the end.B. To destroy human embryos in the end.C. To create new tissues or organs for sale.D. To cure deadly diseases eventually.

D

4. How does a woman who cannot give a birth benefit from cloning?

A. She can have a baby by using another woman’s egg.

B. She can have a baby genetically related to her.

C. She can adopt someone else’s child by cloning.

D. She can have more children.

B

5. What can we infer from the whole passage?A. Cloning animals is illegal in Italy.B. Chinese scientists are trying to benefit mank

ind by using cloning technology.C. Chinese scientists want to be the first to clon

e a human baby.D. Ian Willmut agrees with the scientists who

want to clone a human baby.

B

The debate

The first cloned human1. caused much debate.

On the one hand, valuable2. can be produced to save human lives.

On the other hand, people may3. the price for toying with nature.

Dolly the sheep

Dolly the sheep was the first 4. to be cloned successuflly which only lived for 5. years.

The public praised the scientists for the great6. .

Cloning hunman beings

Ian Wilmut, didn’t 7. to create copies of human beings.

He thought creating the tissues and organs was the main8.

Faye Wilson was anxious to have a9. .

Situation China

China has successfully produced clones of cows and goats and tries to do more research to 10. mankind.

embyohuman tissues

pay

mammal

7scientific advance.

intend

cloned baby

point/purpose/intention

benefit

Part D. E

Check the answers

D. 1.d 2. g 3. f 4. b 5. c 6. e 7. a

E 1. Physician 2 .cell 3. toy with4. real-life 5. After all 6. exact7. legal 8. pushing ahead with

Para1.

• on the one hand

• point out

• valuable tissues

• be used to do sth

• on the other hand

• including sb/sth

• toy with

• in this way

• on the/one’s way to

一方面指出有价值的组织被用来做某事另一方面包括玩弄用这种方法在去…的途中 / 即将

Para2. 10. be worried that11. lead to 12. in general13. be praised forPara314. be shocked that15. consider doing sth16. concentrate on17. with the intention of18. show no respect for

担心导致一般来说，总的来说因…受赞扬

对…感到吃惊考虑做某事集中于…；专心于…抱有 / 带着…目的对……不尊重

Para418. even though19. be anxious to do sth20. adopt a childPara521. push ahead with sth22. in order to do sthPara623. focus on 24. as well as25. succeed in doing sth26. continue to /doing do sthP43

即使急切地想做某事收养一个孩子

推进 / 加紧…为了

集中于、聚焦于和，也成功做某事继续做某事

27. deal with28. for sale29. use up30. be delighted to do sth31. comment on sth32. in complete agreement with33. after all34. on a personal note35. die of36. make sense37. come across

处理，对付待售用光、用尽高兴做某事对…发表评论 / 看法完全同意毕竟；终究就个人而言死于…（内因）讲得通，有意义偶遇

Difficult sentences1. Cloning is producing an exact copy of a pla

nt or an animal (use) its cells. L82. If I had the chance , I would have a cloned

baby right now. L243. cloning human embyos is not legal

in many countries, some scientises are already pushing ahead with research in order to produce a cloned human baby.

using

While

at hand 在手边，在附近

by hand 亲手，手工

in hand 手头现有的，正在进行，在处理中

hand in hand 手拉手

Hands up! 举起手来！

Hands off! 请勿动手！不许干涉 !

1. 有关 hand 的常用搭配：补充：

链接高考

If you’re driving to the airport, can y

ou give me a _____? （ 2003 安徽） A. hand B. seat C. drive D. lift

D

It is certain that he will ____ his busine

ss to his son when he gets old. (2004 福建 )

A. take over B. think over

C. hand over D. go over

C

by intention 故意地 with good intention 善意地，诚意地 with the intention of 为了，以…为目的

intend v. 想要 ; 打算

2. intention

1) 你这么做的目的是干什么？

2) 他总是故意和他妈妈争论。

What's your intention by doing this?

He always argues with his mother by intention.

3. adopt 、 adapt 的用法

1 、 adopt  vt. 采用 , 收养

Our teachers adopts the new method of teaching.

Many families began to adopt the orphans in the earthquake.

2 、 adapt  vt.  使适应 , 改编

She lacked the ability to adapt easily.

The movie was adapted from a novel.

常用句型：

adapt for使适合于 ; 为 ... 改编 [ 改写 ]

adapt from根据 ... 改写 [ 改编 ]

adapt oneself to使自己适应或习惯于某事

adapt sth. to使某事物适应或适合

用 adapt 与 adopt 的正确形式填空。1). You must ________ to the norms of the society you live in. 2). Paul’s mother had him _________ because she couldn’t look after him herself. 3). This machine has been specially _________ for underwater use. 4). These styles can be _________ to suit individual tastes. 5). We should _________ the consumers’ suggestion.

adapt

adopted

adapted

adapted

adopt

4. (2011 天津 ) She ______ an old friend of hers yesterday while she was shopping at the department store. A. turned down B. dealt with C. took after D. came across 解析：考查动词短语的辨析。句意：昨天她在百货商店购物的时候碰到了一个老朋友。 come across 偶遇；碰见；turn down 拒绝； deal with 处理，对付；take after 像，相似。根据句意选 D 项。

5 、 If 虚拟语气

If 从句谓语 主句谓语

与现在事实相反

与过去事实相反

与将来事实相反

did/were

would/ should/ could/ might + do

had + donewould/ should/ could/ might + have + done

①did②should + do③were to + do

would/ should/ could/ might + do

1. (2013 北京卷 )34. If we ________ a table earlier, we couldn’t be standing here in a queue.

A.have booked B. booked C. book D. had booked2. (2013 天津卷 )14. If he had spent more time prac

tising speaking English before, he able to speak it much better now.

A.will be B. would be C. has been D. would have been

3. (2013 福建卷 )30.—Do you think George has passed the driving test?—No. If so, he _____his car to our college yesterday]A.would drive B. drove C. would have driven D. had driven4. (2013陕西卷 )12. My mom suggests that we eat out for a change this weekend.A. should B. might C. could D. would

5. (2013 重庆卷 )29. — It rained cats and dogs this morning. I’m glad we took an umbrella.— Yeah, we would have got wet all over if we __

______.A.hadn’t B. haven’t C. didn’t D. don’t6. (2013浙江卷 )8. Eye doctors recommend that

a child’s first eye exam ________ at the age of six months old.

A.was B. be C. were D. is