(
课件网) Unit 3 Science and nature The perfect copy Reading 2. What was the name of the first cloned mammal 3. Is Pauline Carter for or against human cloning Dolly. She is against human cloning. Check previewing work: Answer the following questions. What is cloning Cloning is producing an exact copy of a plant or animal using its cells. Go through the reading strategy, and find out how to work out the meaning of these scientific terms. Step 1 Begin by reading the first and last paragraphs for an idea of what the article is about. Reading strategy Step 2 Step 3 Circle any words you do not know. Question things that you do not understand or that do not appear to make sense. Read through the article a few times, and make sense of the scientific terms upon further readings. Read through the passage and find out the main idea. The reading passage is about how cloning is being researched and the different attitudes towards it. Skimming Understanding scientific terms Circle the unfamiliar words or things you do not understand while second reading. Scaning clone (line 1) embryo (line 2) tissue (line 4) organ (line 4) cell (line 9) 克隆 胚胎 组织 器官 细胞 Read the article carefully, and finish the following exercises: Detailed reading Decide whether the following are true or false. 1. People all over the world are happy about the idea of cloning human beings. 2. Dolly, the first cloned mammal, is exactly the same as other sheep. 3. According to the article, the scientist who created Dolly does not agree with cloning human beings. F F T 4. Cloning can be used to cure diseases because it can produce new tissues and organs. 5. Cloning human beings is not legal in many countries, so no scientists want to clone human beings. 6. Both Colin Jake and Pauline Carter are against cloning humans. F F T Work in pairs or groups. Fill in each blank with no more than one word. Introduction Cloning is using a plant’s or an animal’s cells to produce a(n) (1) _____ copy of the plant or the animal. Debate ● Some scientists think cloning human embryos will (2) _____ humans. ● Many people argue against (3) _____ with nature. exact benefit toying (4) _____ over cloning ● Dolly the sheep had a much (5) _____ life than normal. ● More diseases may (6) _____ in the animal world. Ian Wilmut’s opinions ● It is (7) _____ that some scientists are considering cloning human beings. ● Ian Wilmut stresses the importance of the concentration on creating new tissues and organs for (8) _____ treatment. Anxiety shorter spread shocking medical The case of Faye Wilson Cloning meets the needs of Faye Wilson, who can’t have a baby but doesn’t want to adopt a child. The present (9) _____ of cloning in the world ● Cloning human embryos is (10) _____ in many parts of the world. ● China has successfully cloned cows and goats and research on cloning to benefit mankind is under way. status illegal Match the words with their correct me ... ...
