《牛津高中英语》PPT课件.ppt

牛津高中英语牛津高中英语 (模块七 高二下学期) UnitUnit 1 1 Project(2) 板块：教学设计-课件 Unit 1 课件描述： 这是Project板块的第二课时。本板块的核 心思想是让学生运用本单元所学的所有知识和 技能，在课堂之外，独立或以小组形式开展项 目研究。它提供的这篇文章可以说有双重目的 ，一方面为学生即将开展的项目研究提供范本 ；另一方面它也是本单元中重要的语篇材料， 含有丰富的语言知识可供学生学习。第二课时 侧重语言知识的学习和项目研究的前期准备， 如分组、研究重点的确立、不同观点的讨论、 小组成员任务分工等。 Difficult sentences 1. (Line 15) People who used mobile phones were two and a half times more likely to have a brain tumor on the side of the head where they held their phones than people who did not use them. 2. (Line 44) It was found that after eighteen months, the first half had more than twice the cancer rate of the second half. 3. (Line 9) The report is based on the findings of research that was carried out in Sweden, comparing 1,617 patients found to have brain cancer with the same number of healthy people. 4. (Line 29) Another study conducted in Australia has suggested that digital mobile phones are an actual danger. 5. (Line 70) The telecommunications industry is huge, and the amount of profit involved is enormous. 6. (Line 57) It has been argued that as human and mice are very different, the evidence from this experiment is not valid. 7. (Line 107) It is worrying as there are effects we will not know about for some time. 8. (Line 61) However, as one scientist has pointed out, DNA has the same qualities in all animals. Important phrases 1. pros and cons 2. the possible negative effects of mobile phone use on peoples health 3. think about the potential problems Para 1 provide us with some worrying findings Para 2 1. double the risk of developing brain cancer 2. a terminal disease 3. be based on the findings of research 4. carry out research Para 3 1. concentrate on older types of mobile phones 2. produce less radiation 3. That does not necessarily mean 4. without caution Para 4 1. conduct / make a study (of) 2. be exposed to radiation 3. The amount of radiation was equal to using a mobile phone Para 5 1. previous to this 2. It says conclusively that 3. a definite and direct link between Para 6 1. It has been argued that 2. valid evidence from the experiment 3. point out 4. affect human genes Para 7 1. There is no definite scientific evidence available about 2. huge industry and enormous profit 3. be unwilling to do 4. The findings have not been made public. 5. There is not enough evidence to do so. 6. draw a parallel between A and B 7. the dangers of the latter 8. be associated with Para 8 1. prove the safety of their product 2. have faith in Para 9 1. at a conference on the subject 2. for the time being 3. I see no scientific reason to Para 10 1. Childrens skulls are not fully developed. 2. over their lifetimes 3. It is worrying that 4. support higher pricing 5. reduce use of mobiles by children Key words double expose acknowledge equal 1. (Line 36) half of which were exposed to radiation while the other half did not receive any radiation. expose to (v.) Its harmful to expose the skin to _ too long . His carelessness will expose him to _. the sun, many dangers The press exposed the terrible living conditions of coal miners. make sth covered or hidden publicly known 2. (Line41) The amount of radiation was equal to using a mobile phone for two half-hour periods per day. An egg is equal _ half a pound of steak in protein value. Men and women should receive equal _for equal work. to, pay 4. (Line 85) For years, the cigarette companies would not acknowledge that cancer is associated with smoking, but now we all know that it is. acknowledge (v.) He never acknowledges his mistakes. It is a truth universally acknowledged that a single man in possession of a great fortune must be in want of a wife. admit We gratefully acknowledge the contributions of everyone who helped us. thank (Line7) Using a mobile phone doubles the risk of developing brain cancer. double (vi./vt.) 1. Within two years the company had doubled in size. 2. A promise was given to double the number of police on duty. 3 这几年来房价涨了一倍。 4 如果把这个菜谱上的所有原料都增加一倍 ，就够八个人吃了。 Page 15 B. Making a list of pros and cons 1. Planning Our group want to focus on _ (a type of electronic device). We want to find information in / on / from _. We are going to present its advantages and disadvantages by _. 2. Preparing In our discussion, we listed its advantagesdisadvantages 1. 1. 2. 2. 3. 3. 3. Producing _ (Two members) are going to writing up the list. _ (Two members) are going to present our findings to the class. 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