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高中英語unit2period2aslelessonplanforlearningaboutlanguage教學(xué)設(shè)計新人教版選修8-資料下載頁

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【導(dǎo)讀】thetextCLONING:WHEREISITLEADINGUS?WhatisanAppositive?Cabin.thetext:CLONING:WHEREISITLEADINGUS?theAppositive<words,phrasesandclauses>aspossible.forreproduction.difficult.incloning.groupsoffour.

  

【正文】 e three structure exercises. 6. Closing down by talking about cloning A: Hi, Li Qin. What are you dong? B: Oh. I am busying looking for the cloning39。s message. Do you know what is clone? A。 Yes, I do. It is a way of making an exact copy of another animal and plant. B: I see. Why do people clone the animals and plants? A: Well, cloning has two major uses. Firstly, gardeners use it all the time to produce mercial quantities of plants. Secondly, it is valuable for research on new plant species and medical research on animals B: Is it easy to clone the animals? A: No, it isn’ t. It39。s very hard. to clone animals. B: I think so. I heard that the scientists cloned the sheep Dolly. Is it true? A: Yes, it is. Altogether Dolly lived for six years and successfully produced a lamb in a natural birth it died early. B: Sounds both great and sad! But why only lived for six years? A: I don39。t know. Maybe she had got an illness. But I know it had a great impact on the media and public. Governments even became nervous and many forbade research into human cloning. B: Haha. I see. Because people wonder whether cloning will help or harm us and where it is leading us to. A: Very clever. B: Thanks for your giving me so much help. A: You are wele
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