选修八第二单元 Cloning 阅读 课件

1、 Modual 8 Unit 2 CloningWarming Up & Reading Look at these pictures and discuss which ones are natural clones and which ones are man-made. Think about how they differ.【Warming up 】The plant produces its own runners.A strawberry plantA stem Take cuttings from growing plants to make new ones. They are

2、 identical in sex and appearance, who are produced from the same original egg. She was c_ while the others were born naturally. It is the exact copy of another sheep and the first cloned mammal. lonedDolly the sheepIts name is Andi, the first genetically modified monkey.Dog Snuppy was created by Kor

3、ean and American scientists.Cloning is a way of making an exact _ of another animal or plant.What is Cloning?copy【Brainstorming】What is the difference among them ?Natural cloneMan-made cloneclone? 1.What do you think the article is about by reading this headline? Step 1. Pre-reading【Reading 】CLONING

4、 :WHERE IS IT LEADING US?Step 2. Fast-reading1. What is the writing style? Expositive(说明文). Descriptive(记叙文).C. Argumentative(议论文).2.What is the main idea of the passage?The passage tells us that animal cloning raised _ and scientists are not sure about its _.argumentsfuture_.Cloning has two major u

5、ses and successful clone._.Cloning is a way of making an exact copy of another animal and plant .(definition)_. The effect of Dolly._. It is forbidden to clone human beings._.The problems of Dolly.123453.Read the text fast to give the right order of the main idea of each paragraph.DefinitionIt is a

6、way of _ of another animal and plant.2 major uses of cloning1)to produce _quantities of plants. 2)It is valuable for research on new _and medical research on _. making an exact copycommercialplant speciesanimalsStep 3. Fast-readingCloning procedureCloning plants is _while cloning animals is very _.T

7、he first successful animal cloneThe cloning of_, a _ in cloning tech.straightforwardbreakthroughDolly the sheepcomplicatedThe problems of Dolly the sheep Encouraging news : It seemed to develop _ and produced _in a _way. Disturbing news:It lived for _ and a half years, half the length of the life of

8、 the _ sheep. normallynatural6originala lambThe effect of Dolly the sheepIts appearance raised a storm of _ and had a great impact on the _ and public_. It opened everybodys eyes to the possibility of using cloning to cure _and even to produce _.objectionshuman beingsimaginationserious illnessesmedi

9、aArguments on cloningEvil leaders hope to clone _. Religious leaders raised _ questions.Many governments _ research into human cloning. Some countries continued to _.evidence of the abundant medical aid.moralforbadethemselvesaccumulateStep 4. Practice activity: Debate Are you in favor of cloning or

10、against cloning? What is your point of view on it?冒死也要克隆人的法国科学家:布瓦瑟利耶战争狂人希特勒恐怖分子头目本拉登The 10-month-old girl, Kinder died in an accident in America, clone can produce an exact girl of her.Clone can make a woman who cant get pregnant(怀孕的） have a child.At present our country lacks organs(器官). The cloned man can transform his organs to his original one(本体)As a coin has two sides, everything has two aspects. On one hand, if cloning is used in a correct way it can bring many convenience to us. On