2019_20学年高中英语Unit20NewFrontiersSectionⅢLesson3ScientificBreakthroughs课件北师大版.pptx

Section Lesson 3 Scientific Breakthroughs,一,二,三,四,五,六,一、词义匹配 A B 1.organ a.a cloud of very small drops of water in the air 2.premier b.saying exactly what you think 3.outspoken c.the part of a countrys armed forces at sea and the ships it uses 4.telescope d.most important 5.galaxy e.any of the large system of stars;the system of stars that contains our sun and its planets 6.mist f.a part of the body that has a particular function 7.navy g.an official right to be the only person to make,use or sell a product or an invention 8.patent h.a piece of equipment you look through to make objects that are far away appear larger and nearer 答案：1.f 2.d 3.b 4.h 5.e 6.a 7.c 8.g,一,二,三,四,五,六,二、猜词拼写 1. to make a person or an animal healthy again after an illness;a medicine or medical treatment;the act of curing sb. 2. to give money,food,clothes,etc,to sb./sth.;to allow doctors to remove blood or an organ in order to help sb.who needs it 3. to write letters to sb.and receive letters from them;to be the same as;to be similar to sth.else 4. while something else is happening;in the period of time between two times or two events 5. a situation which makes it difficult for you to make decisions,cure,donate,correspond,meanwhile,dilemma,一,二,三,四,五,六,6. to divide;to make sth.divide 7. the result or effect of an action or event 8. to fight sb.by holding them and trying to throw or force them to the ground 9. an instrument used in scientific study for making small things look larger 10. the usual or correct way of doing sth.,split,outcome,wrestle,microscope,procedure,一,二,三,四,五,六,三、词组互译 1. 更不用说 2. 根据 3. 将要做某事 4. 去度假 5. 被用来做 6.turn to 7.wrestle with sth. 8.go out 9.be grateful for sth. 10.experiment with,not to mention,according to,be about to do sth.,go on holiday,be used to do.,转向;求助于,努力解决难以处理的事,熄灭,因为而感谢,用做实验,一,二,三,四,五,六,11.at work 12.participate in 13.donate.to. 14.shortly after 15.be dedicated to,在工作,参加,向捐献,不久后,致力于;献身于,一,二,三,四,五,六,四、阅读课文,将下列发现与其发现方式匹配起来 1.E=mc2 a.scientists worked together as a team 2.penicillin b.there was a lucky accident 3.the first computer c.a scientist did research for many years 4.other galaxies d.a scientist was inspired 答案：1.d 2.b 3.a 4.c,一,二,三,四,五,六,五、阅读课文,并选择最佳选项 1.Why would people have a real dilemma,if they had to choose the most important discovery of the 20th century? A.Because different people have different ideas and its difficult to choose. B.Because there were no great discoveries in the 20th century. C.Because there was no common standard to judge. D.Because so many amazing discoveries were made in medicine,communications,transport and many other fields,and they all had a great influence on the world.,D,一,二,三,四,五,六,2.How did Einstein think of the equation “E=mc2”? A.When he was at work. B.His assistant helped him. C.When he was rocking his one-year old baby,he was inspired. D.His dream inspired him. 3.Whose discovery can be used to save peoples lives according to the text? A.Alexander Flemings. B.Edwin Hubbles. C.Albert Einsteins. D.Eckert and Mauchlys.,C,A,一,二,三,四,五,六,4.Whats the original purpose of designing the first computer? A.To do some difficult experiments. B.To improve the accuracy of the missiles. C.To help people make mathematics calculations. D.To replace the missiles,becoming a new weapon. 5.Which of the following is NOT right according to the passage? A.Hubble discovered our galaxy is bigger than we thought it was. B.The blue mould was in fact the natural form of penicillin. C.Today its impossible to donate your heart to hospital when you die. D.The first computer was difficult to program.,B,C,一,二,三,四,五,六,六、阅读课文Pioneer of Science,在空白处填入1个适当的单词或括号内单词的正确形式 Its really a dilemma for us 1. (choose) the single most important discovery of 2. 20th century,because so many 3. (amaze) discoveries were made in such a large number of scientific areas. Here 4. (be) some pioneers of scientists. Albert Einstein discovered the formula “E=mc2”5. he was taking care of his little baby. Edwin Hubble discovered galaxies millions of light years away from us,and his discovery proved that the universe was vastly larger than it had been 6. (previous) thought.,to choose,the,amazing,are,when,previously,一,二,三,四,五,六,Alexander Fleming made another finding:a kind of blue mould,later 7. (call) penicillin,could be used to kill bacteria. Eckert and Mauchly invented the world first computer so as to improve the 8. (accurate) of the US Navys missiles. Percy Spencer discovered microwaves quite 9. mistake. The breakthroughs of these pioneers 10. (change) the world completely.,called,accuracy,by,have changed,1,2,3,4,1.Medical advances ranged from discovering the causes of diseases under microscopes to surgical procedures replacing diseased organs with donated ones.(Page 24) 医学的进步包括从显微镜下发现疾病的起因到用捐赠器官替代病变器官这样的外科手术过程。 考点 donate vt.捐赠;赠送 He donated to cancer research.他捐款支持癌症研究工作。 They used to donate a large sum of money to the Red Cross every year. 他们过去每年都向红十字会捐献大笔的钱。 【高考典句】(2016北京卷)Volunteers came with carloads of donated clothing and toys. 志愿者们带来了整车的捐赠的衣物和玩具。,1,2,3,4,考点延伸 (1)donation n.捐赠;捐赠物;捐款 All donations will be gratefully received. (我们)将十分感激地接受所有的捐赠。 (2)辨析:donate与contribute,1,2,3,4,1,2,3,4,2.Communications changed with the introduction of mobile phones and the way we correspond went from writing letters to emailing.(Page 24) 通信随着移动电话的引入而改变,我们通信的方式从写信变成了发电子邮件。 考点 correspond vi.通信;符合 Although he stays abroad alone,he often corresponds with his friends. 尽管他独自一人待在国外,但是他常和朋友们通信。 Your account of the events corresponds with/to hers. 你说的情况和她说的一致。,1,2,3,4,考点延伸 correspond to相当于 The function of this machine corresponds to that of the human brain. 这种机器的作用就相当于人脑的作用。,correspond with sb.与某人通信 correspond to/with与相符,1,2,3,4,1,2,3,4,1,2,3,4,3.We started flying around the world and meanwhile,scientists figured out how to split the atom,previously thought to be the smallest particle of matter in the universe.(Page 24) 我们开始在世界各地飞行,同时,科学家们发现了怎么样分离原子,而原子以前被认定是宇宙中最小的物质微粒。 考点 meanwhile adv.期间 Shes due to arrive on Thursday.Meanwhile,what do we do? 她预计星期四到达。这期间我们做什么呢? I went to college.In the meanwhile,all my friends got well-paid jobs. 我上大学了。与此同时,我的所有朋友都找到了收入不错的工作。,1,2,3,4,meanwhile与meantime同义,既是副词又是名词,意为“同时,与此同时;期间”。 meantime=meanwhile=in the meanwhile=in the meantime,1,2,3,4,1,2,3,4,1,2,3,4,4.During the Second World War,when Flemings discovery was first helping to cure people,the US Navy was looking for ways of improving the accuracy of their missiles.(Page 25) 第二次世界大战期间,弗莱明的发现第一次被用于救人,这时美国海军正在致力于寻找提高导弹命中率的方法。,1,2,3,4,考点 cure v.治愈,治疗,解决(问题) n.治愈,痊愈;疗法 After a lot of efforts,they managed to cure him of his disease. 经过很多努力,他们最终治好了他的病。 His parents are trying to cure him of his bad habits. 他的父母正在尽全力纠正他的坏习惯。 Prevention is better than cure. 预防胜于治疗。,1,2,3,4,考点延伸 辨析:cure,treat和heal,The doctor treated headache with a new drug but didnt cure him. 医生用一种新药给他治头痛,但没有治愈。 The cut on my leg has healed. 我腿上的伤口已经痊愈。,1,2,3,4,(1)cure主要考查词义,其用法也是考点。 (2)cure sb.of sth.治好某人的病;改掉某人的 a cure for(疾病的)治疗方法,1,2,3,4,1,2,3,4,1,2,3,4,一,二,一、阅读词汇检测 阅读下列句子,说出黑体词或词组的含义。 1.I feel confident of his ability to cure my disease. 含义 答案：治愈 2.He was faced with the dilemma of whether or not to return to his country. 含义 答案：困境,进退两难的窘境 3.The bacteria were then examined under the microscope. 含义 答案：细菌;显微镜,一,二,4.Organ donation is a sensitive issue. 含义 答案：器官捐献;问题,议题 5.The cell began to split. 含义 答案：分开,分离 6.He is one of Britains premier chefs. 含义 答案：最重要的 7.The sun is only a very small star in the Galaxy. 含义 答案：银河系,一,二,8.Each galaxy contains countless stars and planets. 含义 答案：星系 9.We are waiting to hear the final outcome of the negotiation. 含义 答案：结果,后果;协商 10.The navy is considering buying six new warships. 含义 答案：海军 11.She had spent the whole weekend wrestling with the problem. 含义 答案：努力解决,一,二,12.The boy shouldnt wrestle with such an experienced opponent. 含义 答案：摔跤;搏斗 13.Reheat the soup in the microwave. 含义 答案：微波炉 14.The patent runs out in three years time. 含义 答案：专利 15.The accident happened as the jet was about to take off. 含义 答案：喷气机,一,二,二、写作词汇检测 用所学的单词或短语完成或翻译下列句子。 1.The government calls on the youth to d their blood voluntarily. 答案：donate 2.The written record of the conversation doesnt c to what was actually said. 答案：correspond 3.Bob spent fifteen months alone abr