Using LanguageⅡ优秀教案设计

Using Language

“The return of the dinosaurs?”

1. Do you know anything about dinosaurs?

2. Have you ever seen the film Jurassic Park? Enjoy some pictures about dinosaurs.

Step I.

Skimming Does the author believe the dinosaurs can be cloned? The writer of the text

______.

A. is excited by the possibility of cloning fierce and extinct animals

B. believes that extinct animals can be brought back to life by cloning C. thinks it impossible or unsuitable to clone extinct animals like dinosaurs

D. dreams of dinosaurs returning to the earth Step II. Detailed 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 live in a zoo? II. Choose the beat answers. 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 ____.

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A. they have the same arrangement of genes

B. there isn't enough diversity in the

vercome illnesses

C. the illness is a new one

D. their arrangement of genes can not resist that new disease III. Fill in the blanks according to the text. People interested in Not only film makers but also ______________. _______ for its impossibility 1.

Perfect DNA is needed. 2.

There is not enough

________ in

the group. 3.

A(n) ______________ would be needed for the cloned extinct animals. __________ The chance of dinosaurs returning to the earth is

______________. Step III. Post-reading. 1. 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 10000 year 2. True or false according to the text.

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. Step IV. 单词讲解

Others will survive and pass on the ability to resist that disease to the next generation. 其他的将存活下来并传递其后代抵抗这种病的能力。

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group for it to o

resist vt. 抵制, 抵抗

resistance n. 抵抗, 反抗; 抵抗力; 耐性

resistant adj. 抵抗的; 防……的；

resister

n.

抵抗者

resistibility

n. 可抵抗性；抵抗力

[常用搭配]

resist sth. /doing sth.

抵制某事/做某事

can’t resist sth./ doing sth.

禁不住某事/做某事

resist the enemy/ temptation

抵抗敌人/抵制诱惑

及时练：

根据汉字提示完成句子。

1) We are determined to stay and ______________ (抵抗敌人). 2) Tom ________________________ (忍不住开玩笑) about his strange hairstyle. 3) Quite a few people in power _________ _____________________ (抵制不住金钱的诱惑) and disobey the law. Step V. 长难句分析

1. The popularity of films such as Jurassic Park, in which a scientist clones several kinds of extinct dinosaurs, proves how the idea struck a mixture of fear and excitement into people’s hearts. 在《侏罗纪公园》这部电影中, 有一位科学家克隆了好几种不同的绝种恐龙。类似这样的电影很受欢迎, 证明了这一想法使人们感到既兴奋又恐惧。

in which引导

, how引导

。

2. From time to time people suggest that extinct animals like dinosaurs, can possibly be brought back to life through cloning。

人们时常设想灭绝的动物, 例如恐龙,有可能通过克隆技术使它们复活。

from time to time

,= occasionally, now and then。

3. Diversity in a group means having animals with their genes arranged in different ways.

群中的多样性指的是拥有基因排列方式不同的动物。

with their genes arranged in different ways作

,

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in different ways以不同的方式。

4. Based on what we know now, you cannot clone animals that have been extinct longer than 10000 years.

据我们现在所知, 绝种一万年以上的动物不能克隆。

base on/upon 以……为基础, 依据

其结构为: base sth. on/upon

sth. is based on/upon 仿写：

这部电影以恐龙为基础。

Step V. Ex:

用whether, who, what, when, where, how, that填空。

1. I have no idea ________ it is safe to

2. Have you got any idea _____ will

3. Here comes the question _____ we

sail in this weather. take over our company? should do with so much e-waste. 4. I have no idea ______________ the general manger will come back. 5. Tom made his teacher a promise _____

he would never be late again. 6. There remains a doubt among the public ________ the drug is safe

or children. 7. A warm thought suddenly struck me _____ I might buy a tie for my father. 8. Tomorrow is Kate’s birthday. Have you got any idea ______ the

o be held, at home or in the

restaurant? perhaps by bike. 9. I have no idea _____ he went home,

party is tenough f10. The news _____ they had won the game soon spread all over the school.

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