Using LanguageⅡ教学设计第一课时

Unit2 Using Language Reading and discussing 结合本单元的Cloning话题上一节课文阅读课（设计与反思）

一．导入:Warming up

( 4ms ) Answer the following questions: 1.Have you ever seen the film Jurassic Park?

Do people like this film?

What animals do you see in the film?

Are they real dinosaurs? 2.Do you like dinosaurs?

Can you see them in our real life?

Why? 二．思:Warming up

( 4ms )

Do you think it is possible to clone dinosaurs?

If not,why?

If yes, do you think that’s good for human beings? Why?

三．议:Reading -- I

scanning ( 5ms ) Listen to the text attentively, then tell the following sentences are true or false. ( Students can discuss in pairs. ) 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. Give some reasons why it is either impossible or unsuitable to clone extinct animals Diversity in a group of cloned animals 四．展:Reading -- II

Detail reading ( 6ms ) Read the text, then answer the following questions. ( Students can discuss in pairs. ) 1.Why should’t you clone an extinct animal unless there is 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? 五．评:Language points（5ms）

1.The popularity of the films such as Jurassic park, in which a scientist clones several kinds of extinct dinosaurs, proves how interested ordinary people are in the subject In which 引导非限制性定语从句. How 引导宾语从句

2. Do/make/carry out/perform

an experiment on/in/with…做...实验, 对...做实验

3.from time to time有时；偶尔；时常

4.bring…back to life 使复生

5.Diversity in a group means having animals with their genes arranged in different ways. mean doing sth. mean to do sth.

With复合结构(with sth. done) 6.the advantage is that if there is a new illness some of these animals may die, that引导表语从句. 7.but others will survive and pass on the ability to resist that disease to their children. pass on…to…传递; 留给

8.Based on what we know now, you cannot clone animals that have been extinct longer than 10,000 years. Based on…过去分词短语做状语,

that have been…

定语从句. 六．Homework Finish Ex. 2, Page16;

Ex. 3-4, Page17. Post Class:

1. Go over the text after class.

2. If you have some time will see the film Jurassic Park.

3.Learn and know the use of

In which 引导非限制性定语从句. How 引导宾语从句