Learning about Language教学设计和教学实录

Unit 2 Cloning

———Using Language 教学设计

Teaching aims: Let

the students know more about the cloning.

Improve the students’ listening, speaking, reading and writing ability. Teaching difficulties:

Teaching importance:

Teaching method: Activity-based teaching method Teaching procedures:

Lead-in: 视频导入

抢答题

I.

Match the main idea with each paragraph. Para 1

explain the impossibility of cloning dinosaurs (reasons) Para 2

conclude that it’s just a dream Para 3

introduce the topic of the passage II.

Listen and arrange according to time 1. research using the embryos of mice 2. first experimental clones of cows 3. first experimental clones of mice 4. work on embryos of sheep and mice 5. China’s first cloned twin calves

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6. cloning of frogs

7. first clone of a mammal: Dolly the sheep 必答题

Task 1

I.

Give some reasons why it is either impossible or unsuitable to clone extinct animals. Reason 1:

Reason 2:

Reason 3:

II.

What will happen if there is not enough

diversity in a group of cloned animals?

Task 2 True or False 1.

Scientists are still experimenting with cloning mammals because they think it can make money.（

）

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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.（

）

Task 3 重点短语

1.

strike … into one’s heart

完成句子

①

The death of her father _________ sadness ________________. 她父亲的离世给她带来刻骨铭心的悲伤。

②His words

_________ fear _______________. 她的话使我深感恐惧。

strike : (过去分词_______; 过去分词________) 写出strike 在下列句子中的含义

1)

He fell, striking his head on the edge of the table.___________ 2)

The area was struck

by an outbreak of cholera.____________________ 3)

They struck for better working conditions._______ 4)

The clock has just struck three.__________ 5)

strike a match ___________ 6)

译：Strike while the iron is hot. ____________________________

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2.

Choose synonyms

1. From time to time

people suggest that extinct animals…

A.There was a time when

B. Occasionally

C. All the time

D. Each time 2. People suggest that dinosaurs, can possibly be brought back to life.

A. Kept up

B. resist

C. live on

D. relived 3. All efforts of cloing an animal will be in vain if there is not enough diversity. A. Go to wast

B. useless

C. helpless

D. meaningless 4. Others will pass on the ability to resist that disease. A. oppose

B. slide

C. hire

D. indicate 5. The initial requirement is that you need perfect DNA.

A. Most thankful

B. most pressing

C. most difficult

D. most needed 6. The chance of dinosaurs ever returning to the earth is merely

a dream.

A. only

B. surely

C. abruptl

D. miserably

Task 4 长难句子

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.

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

with 复合结构的用法

1.

She left the office with tears in her eyes. 2.

With his key lost, he couldn’t get into the office.

3.

The children began to watch TV with the homework done. 4.

I’d like to see the new film with time permitting.

5.

The battle ended with the enemy defeated. 翻译上述句子并分析With 复合结构在句子中作何成分？

Discussion :

Should we clone humans?

Micro-writing

随着科学技术的发展，克隆已经成为现实，但是人们对是否应该克隆人类有不同的看法。请你根据下面所提示的信息，写一篇1205

个词左右的英语作文并适当发表自己的观点。

主要内容：

1. 科学技术的发展使克隆人成为现实；

2.赞同克隆人：可用于医疗领域，可以使失去孩子的家庭重新得到快乐；

3. 反对克隆人：利用克隆人进行犯罪活动，无法预知克隆人的未来。

【审题谋篇】

1.

体裁：_________ 2.

话题：_________ 3.

时态：_________ 4.

人称：_________

第一段：____________

第二段：____________ 5.

结构

第三段：____________

第四段：____________ 【词汇推敲】

1.

随着……的发展______________ 2.

在……领域里________________ 3.

器官__________________ 6

4.

作为犯罪的工具________________ 【句式锻造】

完成句子

①一些人支持在我们生活中使用这种技术。__________________ ②他们相信这可能对人类有好处。__________________________ ③我们可以制造器官来替代病人身上换掉的器官。____________ ④科学家可以为失去孩子的父母克隆孩子，这给他们带来幸福_______________________________________________________ 句式升级

⑤使用定语从句合并①、②：______________________ ⑥把④中who 引导的定语从句改为非谓语动词短语作后置定语。

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