Using LanguageⅡPPT专用课堂实录内容

教学设计

Unit 2 the cloning

Period 4 using language Teaching aims

使用阅读教材中的知识点进一步引导学生研究是否需要bring the dinosaurs back to life

Teaching important and difficulties

1 vocabulary teaching（key words and expressions）

2 the development of the cloning and discuss whether to bring the dinosaurs back to life

Teaching methods Using ppt

Teaching procedures step1: ask students to scan the topic the passage to think about the questions”to lead in the

1. Do you know anything about dinosaurs?

2. Have you ever seen the film

Jurassic Park? step2 skimming Does the author believe the dinosaurs can be cloned? step3

judge the true or false 1.

2.

3.

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

The animals that have disappeared from the earth, like dinosaurs, can be brought back to life through cloning.

If we can clone any extinct animals, we should let them live in a zoo.

step4 :detailed reading 1.

2.

3.

Why should’t you clone an extinct animal unless there is enough diversity in the group?

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

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

step5 post-reading

1 tell the true or false 1.

2.

Scientists are still experimenting with cloning mammals because they think it can make money. The animals that have disappeared from the earth, like dinosaurs, can be brought back to life through cloning. If we can clone any extinct animals, we should let them live in a zoo stet6 language points

1 resist字法

2词法词法----Some key expressions 1 strike……..into people’s hearts

使人们刻骨铭心

2 from time to time

不时，

偶而

3 bring back to life

使复生，

使复活

4 the initial requirement

最初的要求

5 resist the disease

抵御疾病

6 the great drawback to cloning a group of animals

缺点

7 lead a natural life

过一个

生活

8 based on what we know now 9 merely a dream

仅是一个梦想

10 in vain

徒劳的白费力气的

11there is not enough diversity in group

多样性

3 句法句法------“的”的译法

阅读理解类题目中关于“的”的译法有很多，其中最常用的是无生命名词中所有格的of

1 the legs of the desk 2 the students in the classroom

3 pass on the ability

to resist that disease to the next generation 试总结，

在以上的三个句子中，

哪一种结构表示“的

试着译以下的八个句子，这将有利于长难句的分析和理解

4 长难句分析

1The 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

2From 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。

3Diversity 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。

4Based 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。

5 the

advantage is that if there is a new illness some of these animals may die,but others will survive and pass on the ability to resist that disease to the next generation

6It would be unfair to clone any extinct animals if they were to live in a zoo, A suitable habitat would be needed for them to lead a natural life 7The chance of dinosaurs ever returning to the earth is merely a dream 8 with what we know now, this is either impossible or unsuitable ,there are many reasons 5 用所给词的正确形式填空

Step7 homework

When you have both agreed on one animal, make a list of your reasons for restoring it.

Write a short report giving your reasons to persuade other people. You can use other information you acquire