2019_20學(xué)年高中英語Unit20NewFrontiersSectionⅢLesson3ScientificBreakthroughs課件北師大版.pptx

Section Lesson 3 Scientific Breakthroughs,一,二,三,四,五,六,一、詞義匹配 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、猜詞拼寫 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、詞組互譯 1. 更不用說 2. 根據(jù) 3. 將要做某事 4. 去度假 5. 被用來做 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.,轉(zhuǎn)向;求助于,努力解決難以處理的事,熄滅,因為而感謝,用做實驗,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,參加,向捐獻,不久后,致力于;獻身于,一,二,三,四,五,六,四、閱讀課文,將下列發(fā)現(xiàn)與其發(fā)現(xiàn)方式匹配起來 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、閱讀課文,并選擇最佳選項 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、閱讀課文Pioneer of Science,在空白處填入1個適當(dāng)?shù)膯卧~或括號內(nèi)單詞的正確形式 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) 醫(yī)學(xué)的進步包括從顯微鏡下發(fā)現(xiàn)疾病的起因到用捐贈器官替代病變器官這樣的外科手術(shù)過程。 考點 donate vt.捐贈;贈送 He donated to cancer research.他捐款支持癌癥研究工作。 They used to donate a large sum of money to the Red Cross every year. 他們過去每年都向紅十字會捐獻大筆的錢。 【高考典句】(2016北京卷)Volunteers came with carloads of donated clothing and toys. 志愿者們帶來了整車的捐贈的衣物和玩具。,1,2,3,4,考點延伸 (1)donation n.捐贈;捐贈物;捐款 All donations will be gratefully received. (我們)將十分感激地接受所有的捐贈。 (2)辨析:donate與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) 通信隨著移動電話的引入而改變,我們通信的方式從寫信變成了發(fā)電子郵件。 考點 correspond vi.通信;符合 Although he stays abroad alone,he often corresponds with his friends. 盡管他獨自一人待在國外,但是他常和朋友們通信。 Your account of the events corresponds with/to hers. 你說的情況和她說的一致。,1,2,3,4,考點延伸 correspond to相當(dāng)于 The function of this machine corresponds to that of the human brain. 這種機器的作用就相當(dāng)于人腦的作用。,correspond with sb.與某人通信 correspond to/with與相符,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) 我們開始在世界各地飛行,同時,科學(xué)家們發(fā)現(xiàn)了怎么樣分離原子,而原子以前被認(rèn)定是宇宙中最小的物質(zhì)微粒。 考點 meanwhile adv.期間 Shes due to arrive on Thursday.Meanwhile,what do we do? 她預(yù)計星期四到達。這期間我們做什么呢? I went to college.In the meanwhile,all my friends got well-paid jobs. 我上大學(xué)了。與此同時,我的所有朋友都找到了收入不錯的工作。,1,2,3,4,meanwhile與meantime同義,既是副詞又是名詞,意為“同時,與此同時;期間”。 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) 第二次世界大戰(zhàn)期間,弗萊明的發(fā)現(xiàn)第一次被用于救人,這時美國海軍正在致力于尋找提高導(dǎo)彈命中率的方法。,1,2,3,4,考點 cure v.治愈,治療,解決(問題) n.治愈,痊愈;療法 After a lot of efforts,they managed to cure him of his disease. 經(jīng)過很多努力,他們最終治好了他的病。 His parents are trying to cure him of his bad habits. 他的父母正在盡全力糾正他的壞習(xí)慣。 Prevention is better than cure. 預(yù)防勝于治療。,1,2,3,4,考點延伸 辨析:cure,treat和heal,The doctor treated headache with a new drug but didnt cure him. 醫(yī)生用一種新藥給他治頭痛,但沒有治愈。 The cut on my leg has healed. 我腿上的傷口已經(jīng)痊愈。,1,2,3,4,(1)cure主要考查詞義,其用法也是考點。 (2)cure sb.of sth.治好某人的病;改掉某人的 a cure for(疾病的)治療方法,1,2,3,4,1,2,3,4,1,2,3,4,一,二,一、閱讀詞匯檢測 閱讀下列句子,說出黑體詞或詞組的含義。 1.I feel confident of his ability to cure my disease. 含義 答案：治愈 2.He was faced with the dilemma of whether or not to return to his country. 含義 答案：困境,進退兩難的窘境 3.The bacteria were then examined under the microscope. 含義 答案：細(xì)菌;顯微鏡,一,二,4.Organ donation is a sensitive issue. 含義 答案：器官捐獻;問題,議題 5.The cell began to split. 含義 答案：分開,分離 6.He is one of Britains premier chefs. 含義 答案：最重要的 7.The sun is only a very small star in the Galaxy. 含義 答案：銀河系,一,二,8.Each galaxy contains countless stars and planets. 含義 答案：星系 9.We are waiting to hear the final outcome of the negotiation. 含義 答案：結(jié)果,后果;協(xié)商 10.The navy is considering buying six new warships. 含義 答案：海軍 11.She had spent the whole weekend wrestling with the problem. 含義 答案：努力解決,一,二,12.The boy shouldnt wrestle with such an experienced opponent. 含義 答案：摔跤;搏斗 13.Reheat the soup in the microwave. 含義 答案：微波爐 14.The patent runs out in three years time. 含義 答案：專利 15.The accident happened as the jet was about to take off. 含義 答案：噴氣機,一,二,二、寫作詞匯檢測 用所學(xué)的單詞或短語完成或翻譯下列句子。 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