Using LanguageⅡ教学设计一等奖

选修八英语第二单元导学案

Unit 2

Cloning

Using language

Step 1.

Reading comprehension Task 1

Multiple choices 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 5.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 Task 2 : True or False 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 2. Language points: 翻译句子并分析句子结构

1.

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.

2.

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.

3.

It is useless to clone an animal if there is not enough diversity in the group for it to overcome illnesses.

4.

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

5.原句: The initial requirement is that you need perfect DNA which gives information for how cells are to grow. 译：

仿写：将下列句子译成英文。

（1）

我们都同意会议延期的建议。

We all agree to the suggestion______________________________________ . （2）

我的意见是在接受之前必须仔细考虑。

My idea is that _____________________ before accepting it. 6．【原句】The advantage is that if there is a new illness some of these animals my die, but others will survive and pass on the ability to resist that disease to the next generation.

译：

【模仿】早起的优势是，如果我们早起，我们将有机会享受清新的空气和早晨的宁静，但并不是每个人都认为这是令人遗憾的事情。

_______________________________________________________________________________ 7. Based on what we know now, you can not clone animals that have been extinct longer than 10000 years.

译：

【模仿1】根据调查所示，我们可以更好地理解我们对大自然所做的一切。

_______________________________________________________________________________ 【模仿2】根据我们所读到的，我们可以得出结论是人类该对环境污染负责。

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