人教课标版高中英语选修8Unit2 Cloning reading课件 (共27张)

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名称 人教课标版高中英语选修8Unit2 Cloning reading课件 (共27张)
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版本资源 人教版(新课程标准)
科目 英语
更新时间 2020-01-13 20:54:31

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课件27张PPT。ReadingCloning:
Where is it Leading us? look at these pictures and discuss which ones are natural clones and which ones are man-made. Explain how they differ.Warming up一株草莓依靠它沿地“爬走”的匍匐茎,一年内就能长出数百株草莓苗富贵竹插枝即活仙人掌每块落地就生根Dolly是世界上第一例用体细胞─乳腺上皮细胞,通过细胞核移植技术,在复杂的人工操作下,得到的一只小绵羊 。多利我国成功繁殖克隆兔 体形要比普通兔大许多第一只克隆宠物猫克隆马及其“母亲兼姐姐”克隆的荧光小猪(左)和正常小猪(右)Read the first two paragraphs within five minutes and answer the following questions.Reading 1. What is cloning according to the first paragraph?
2. Is cloning in plants natural?
3. What are the two major uses of cloning?
4. Cloning animals is equally easy as cloning plants. Yes or no? why?
5. What was the first clone from an adult animal?
6. What made the cloning of Dolly the sheep a success? It also happens in animals when twins identical in sex and appearance are produced from the same original egg.translation这种现象也发生在动物身上,从同一个原生卵子产生性别和相貌相同的双胞胎也是克隆。Do you know about the procedure works of a sheep? Read the last three paragraphs. Design your questions first and then discuss in groups. Each group design at least three questions.
Finish within ten minutes. Group work1. Dolly the sheep encouraged people to go on trying cloning. Yes or no?
2. At first, Dolly the sheep grows normally. Is it right?
3. Generally speaking, how long can a normal sheep live?
4. How long did Dolly the sheep actually live ? 5. Did the public agree with cloning according to the fourth paragraph?
6. If possible, what can we use cloning to do?
7. Why is cloning controversial in some countries? 1. It suddenly opened everybody’s eyes to the possibility of using cloning to cure serious illnesses, and even producing human beings.
突然每个人都看到了利用克隆技术治愈重病, 甚至制造人的可能性。 长句难句:of using cloning to cure serious illnesses , and even producing human beings作定语, 其中using和producing是并列关系。2. Newspapers told stories of evil leaders hoping to clone themselves and religious leaders raises moral questions.
报纸报道了不良领导人希望克隆自己的消息, 宗教领袖提出了道德方面的质疑。由and 连接了两个并列分句, 前句中hoping to clone themselves作宾补。句中stories意为“消息”。
What do you think is the writer’s point of view in this reading passage? Is it in favor of cloning or against it?I think the writer is impartial because he / she does not state any personal opinion about cloning.
Thinking
Cloning people is a good thing, or a bad thing?
克隆人是福音, 还是恶兆?
Thinking&discussing Write a short passage about 80 words, the title is:
If there were another “I”homework