人教版高中英语选修八unit-2-cloning-Using-language-(共19张)课件.ppt--（课件中不含音视频）

1、enjoy a videoEnjoy some pictures about dinosaurs.霸王龙霸王龙tyrannosaurus剑龙剑龙 stegosaurs角龙角龙 ceratopsia翼龙翼龙pterodactyl雷龙雷龙 brontosaurus 1.The writer of the text _.A.is excited by the possibility of cloning fierce and extinct animals B.believes that extinct animals can be brought back to life by cloningC.

2、thinks it impossible or unsuitable to clone extinct animals like dinosaurs D.dreams of dinosaurs returning to the earth1.The film Jurassic Park is popular because _.A.people are interested in the subject of cloning B.all the actors are dinosaurs C.it was directed by a scientist who clones dinosaurs

3、D.it proves very interestingA2.Which of the following is true?_A.Mice were cloned in 1981.B.Dolly the sheep was the first cloned animal.C.The name of the cloned cow is“Bison”D.China was successful in cloning mammals.True or false1.Scientists are still experimenting with cloning mammals because they

4、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.FFF in their natural habitatmerely a dream.Para2-3In pairs,sum up the reasons why it is either

5、impossible or unsuitable to clone extinct animals.Reason 1:Reason 2:Reason 3:You need perfect DNA(initial)There is not enough diversity for cloned animals to overcome new diseases.(in vain)It would be unfair to clone any extinct animals if they were to live in a zoo.Choose the synonym.1.proves how t

6、he idea struck a mixture of fear and excitement into peoples hearts.A.have sth.on the brain B.confusedC.droved people crazy D.scared 2.People suggest that extinct animals like dinosaurs,can possibly be brought back to life.A.kept up B.resist C.live on D.relived 3.The initial requirement is that you

7、need perfect DNA.A.most thankful B.most pressing C.most difficult D.most needed4.All efforts of cloning an animal will be in vain if there is not enough A.go to waste B.useless C.helpless D.meaningless5.Others will survive and pass on the ability to resist that disease to.A.oppose B.slide C.hire D.i

8、ndicate6.So the chance of dinosaurs ever returning to the earth is merely a dream.A.only B.surely C.abruptly D.miserably We can infer from the text that _.A.scientists are experimenting to clone dinosaursB.dinosaurs will never return to the earthC.cloned animals will only live in the zooD.the DNA of

9、 dinosaurs can only survive 10000 yearWhich extinct animals are worth restoring by means of cloning?Choose one of themto talk with your partners.Give your reasons.Use these words to organize your report logically.firstly,secondly,thirdly,finally.whats more,in addition,.therefore/so,.1.Follow the example on page17,write your own report.2.阳光课堂阳光课堂p26-27