Using LanguageⅡ教学设计一等奖

Unit2 Using language 目标聚焦

1. 通过阅读了解恐龙是否能被克隆。

2. 识记并掌握下列单词或短语的用法：strike

initial

unable adore resist

in good/poor condition

bring back to life 学习流程

Before class

Task 1 Vocabulary Preview the new words and phrases of this text. 1.___________

使。。。刻骨铭心

2.

分娩

3.

不时；偶尔

4.

徒劳

5.

将某物传递给某人

6. _________________死于

7. _________________注定

8 . __________________过着。。。的

生活

9. ____________________以。。。为基础

Task 2 Warming up Dinosaur is an animal that we can not see on the earth now. What we see in the museum are the

fossils of many kinds of dinosaurs. Please enjoy some pictures about dinosaurs.

霸王龙tyrannosaurus

角龙

ceratopsids

Task 3 Background reading for listening

Physicians from the American Medical Association and scientists with the

American Association for the Advancement of Science have issued formal public statements advising against human reproductive cloning. Currently, the U.S. Congress

Due to the inefficiency of animal cloning(only about 1 or 2 viable offspring for every 100 experiments) and the lack of understanding about reproductive cloning, many scientists and physicians strongly believe that it would be unethical to attempt to clone humans. Not only do most attempts to clone mammals fail, about 30% of clones born alive are affected with “large offspring syndrome” and other debilitating conditions. Several cloned animals have died prematurely from infections and other complications. The same problems would be expected in human cloning. In addition, scientists do not know how cloning could impact mental development. While factors such as intellect and mood may not be as important for a cow or a mouse, they are crucial for the development of healthy humans. With so many unknowns concerning reproductive cloning, the attempt to clone humans at this time is considered potentially

In class:

Step1 Check-up and lead in Step 2 Fast reading Read the passage quickly and find out the main idea about the text.

Step 3 Careful reading

I.

Answer the following questions: 1. Why shouldn’t you clone an extinct animal if there isn’t enough diversity in the group?

______________________________________________________________________ 2. Why is it wrong to clone an extinct animal if it would have to live in a zoo?

______________________________________________________________________3. Why can’t you clone the DNA of animals that have been extinct longer than 10,000

years?

______________________________________________________________________II. Read the text carefully and judge whether the following statements are true (T) or false (F). 1.) Scientists are still experimenting with cloning mammals because they think it can make money. 2.) The animals that have disappeared from the earth, like dinosaurs, can be brought back to life through cloning. 3.) If we can clone any extinct animals, we should let them live in a zoo. III. Make the best choice according to passage. 1. The film Jurassic Park is popular because ____.

A. people are interested in the subject of cloning

B. all the actors are dinosaurs

C. it was directed by a scientist who clones dinosaurs

D. it proves very interesting 2. Which of the following is true?________ A.

Mice were cloned in 1981. B. Dolly the sheep was the first cloned animal. C. The name of the cloned cow is “Bison”

D. China was successful in cloning mammals. 3. The reasons why a group of cloned animals all die of the same illness do NOT include_______

A. they have the same arrangement of genes

B. there isn’t enough diversity in the group for it to overcome illnesses

C. the illness is a new one D. their arrangement of genes can not resist that new disease 4. We can infer from the text that_________

A. scientists are experimenting to clone dinosaurs B. dinosaurs will never return to the earth C. cloned animals will only live in the zoo

D. the DNA of dinosaurs can only survive 10 000 year Step 4 Study reading Read the text again, find out the sentences and analyse them. 1. 【原文再现】The popularity of the film Jurassic Park, in which a scientist clones several different kinds of extinct dinosaurs, proves how interested ordinary people are in the subject.

译：_____________________________________________________________________. [句式透析]

in which引导____________, how引导_____________。

2. 【原文再现】From time to time people suggest that the animals that have disappeared from the earth, like dinosaurs, can possibly be brought back to life through cloning.

译：_____________________________________________________________________. 【观察探究】

汽车制造商不时地改变车的型号。

他只是偶尔到公司来。【归纳总结】

from time to time________

，________，_______，等于

___________,_______________。即时练习将下列句子译成英语（1）他有时变得很没有道理。（2）他们有时吵架。3. 【原文再现】It is useless to clone an animal if there is not enough diversity

in the group for it to overcome illnesses.

译：______________________________________________________. [句式透析]当_________、_________或_________作主语时, 通常把它们放在谓语之后, 而用____________作句子的形式主语。

即时练习单项填空

A. It

B. I

C. We

(2)How long _______to finish the work?

A. you’ll take

B. will

A. We

B. He

4. 【原文再现】Diversity in a group means having animals with their genes arranged in different ways.

译：_________________________________________________________________.

[句式透析] with their genes arranged in different ways作_____________, in different ways 意思是_____________________。

5. 【原文再现】...but others will survive and pass on the ability to resist that disease to their children.

译：____________________________________________________________. 【观察探究】他们抵抗那次攻击。

She resisted being carried off.她拒绝被带走。The material r这材料是防水的。她无法抗拒那项诱惑。归纳拓展

resist作及物动词主要有三个义项：________，_________；______________；（与cannot，

could not 连用）____________,_______________。即时练习将下列句子译成英语(1)我无法抵挡巧克力。(2)他们决定留下来抵抗敌人。

6. 【原文再现】Based on what we know now,

you can not clone animals that have been extinct longer than 10000 years.

译：_______________________________________________________. 【观察探究】

我的希望是以那个好消息为依据的。

你说话要有事实根据。规则提示

base on/upon_________，________，其结构为________________或________________。

即时练习将下列句子译成英语（1）这种结论是怎么得来的？（2）据我所知，他只上了三年学。After class

Period Three Reading & Language study 学习流程

Before class

Task 1 Vocabulary Preview the new words and phrases of this text. 1.Strike…into one’s heart 2. give birth to 3. from time to time 4.in vain 5.pass sth. on to sb. 6. die from7. be bound to8. lead ….a life 9. be based on

In class:

Step1 Check-up and lead in Step 2 Fast reading The writer thinks it impossible or unsuitable to clone extinct animals like dinosaurs

Step 3 Careful reading

I.

Answer the following questions: 1. There will not be enough genetic variation in the group to be able to resist new illnesses.

2. It is not a good idea to clone an animal that would have to live in a zoo because it is not a suitable habitat to develop and increase its numbers. The zoo is not a natural environment for a wild animal. 3. The DNA of animals more than 10,000 years old is not suitable for cloning, for it can’t survive so long.

II. Read the text carefully and judge whether the following statements are true (T) or false (F).

FFF

III. Make the best choice according to passage. A D C B Step 4 Study reading Read the text again, find out the sentences and analyse them. 1. 【原文再现】电影《侏罗纪公园》的欢迎证实了普通人对这一话题是多么感兴趣,在该电影中一位科学家克隆了几种不同的恐龙。

[句式透析]

in which引导定语从句, how引导宾语从句。

2. 【原文再现】人们时常设想从地球上消失的动物,例如恐龙,有可能通过克隆技术使它们复活。

【归纳总结】from time to time有时，间或，偶尔，等于

occationally, now and then。

即时练习（1）（2）They quarrel from time to time. 3. 【原文再现】该群中如果没有足够的多样性使它克服疾病,克隆动物就没有用。

[句式透析] 当动词不定式、动名词或从句作主语时, 通常把它们放在谓语之后, 而用it作句子的形式主语。

即时练习单项填空

4. 【原文再现】群中的多样性指的是拥有基因排列方式不同的动物。

[句式透析] with their genes arranged in different ways作定语, in different ways 以不同的方式。

5.【原文再现】....其他的将存活下来并传递给其后代抵抗这种病的能力。

归纳拓展作及物动词主要有三个义项：抵抗，对抗；抵挡，防止；（与

cannot，

could not 连用）无法抗拒，无法抵挡。即时练习

将下列句子译成英语(2) They decided to stay and resist the enemy.

6. 【原文再现】据我们现在所知, 绝种一万年以上的动物不能克隆。

规则提示以……为基础，依据，其结构为base sth. on/upon或sth. is based on/upon。即时练习（1）答案：

将下列句子译成英语

（2）答案：Based on what I know,he attended school for no more than three years. After class