課件最終定稿

1、Unit3 Science and natureLead-inScience is developing so fast that some-times it is beyond our imagination.Man has created many things such as Radios, TV sets and so on. Some scientis- ts have cloned some animals ,such as Dolly.How much do you know about Dolly?Dollythe worlds cloned . created by scie

2、ntists On .died in because of .firstmammalScottish22nd February 19962003lung disease5Some scientists even want to clone human beings.Do you think it would be a good ideato clone humans some day? cloneA newspaper scientific articleA newspaper scientific articleFast reading Go through the passage as q

3、uickly as possible and try to find answers to the three questions in part A on Page42.1.Cloning is producing an exact copy of a plant or an animal using its cells2. Dolly.3. Anti-cloning.RepresentativesIdentityAttitudesIan WilmutThe Scottish _1_ who created DollyHe is _2_that some scientists are now

4、 considering cloning human beings. He thinks research efforts should concentrate on creating new _3_and _4_to cure diseases. Faye WilsonA 41-year-old _5_ who cant have a babyShe wants to have a _6_baby instead of adopt someone elses child.Severino Antinori An Italian _7_ He has declared that he want

5、s to be the_8_ to clone a human being.Chinese scientistsThey have _9_ their efforts on cloning animalsChina has succeeded in producing clones of cows and goats, and continues to research ways in which cloning can _10_ mankind. Detailed readingListening and Writing Listen to the two letters written b

6、y two readers and find their opinions on human cloning. PersonsIdeasPauline Carter1.Human cloning is 1._.2.If people toy with nature, we will have to deal with the consequences.3.We should not clone more people because we are 2._ the earths natural wealth.Colin Jake1. The scientific advances mention

7、ed in the article are 3._.2. Cloning would totally 4._.3.His daughter died of _; If he had the chance, he would clone her immediately.wrongusing upfantastictransform my lifeheart failureViews on cloningAgreement1.The success in creating the first human embryo makes people produce 1_ that could be us

8、ed to save human lives.2.Cloning can create new tissues and organs to 2. _like cancer.3.Cloning can help those who are unable to 3._. 4._1. Cloning may lead to a real-life 5._.2. Cloning would lead to 6. _in the animal world.3. Cloning human embryo shows 7. _ for life.4. Cloning human embryo is not

9、8. _in many countries.5. Human life becomes 9._ to be harvest or a product for sale.6. The human race is using up the Earths recourses, so we shouldnt more people to reduce 10. _.valuable human tissuescure diseaseshave babyDisagreementFrankensteins monstermore diseasesno respectlegala cropthe Earths

10、 population Activity: Group 1: anti-cloning studentsGroup 2: pro-cloning studentsUseful points:1. produce valuable tissues and organs2. cure disease like cancer 1. may produce a real-life monster 2. create more diseases in the animal world.From my point of view, On the one hand On the other handBesides; whats more; in additionSo my conclusion is that Fun picturesIf cloning goes wrong, what will happen?A dog or an eagle?A lion or a kangaroo?A frog or a crocodile?A dog or a man? There is no forbidden field in science, but we must make sure the technol