高中英語(yǔ) Unit 20 New Frontiers Lesson 3 Scientific Breakthroughs課件 北師大版選修7

《高中英語(yǔ) Unit 20 New Frontiers Lesson 3 Scientific Breakthroughs課件 北師大版選修7》由會(huì)員分享，可在線閱讀，更多相關(guān)《高中英語(yǔ) Unit 20 New Frontiers Lesson 3 Scientific Breakthroughs課件 北師大版選修7（31頁(yè)珍藏版）》請(qǐng)?jiān)谘b配圖網(wǎng)上搜索。

1、LESSON 3SCIENTIFIC BREAKTHROUGHS一二三四五一、釋義搭配1.wrestleA.to make a person healthy again2.cureB.to give money,food,etc.to a charity3.outcomeC.a situation in which you have to make a very difficult choice between things of equal importance4.premierD.while sth.else is happening5.splitE.the result or effec

2、t of an action or event6.meanwhile F.most important,famous or successful 7.donateG.to divide,or to make a group of people divide into smaller groups8.dilemmaH.to fight sb.by holding them and trying to throw them to the ground or struggle to deal with sth.that is difficult答案:18 HAEFGDBC二、短語(yǔ)互譯1.(范圍)從到

3、 2. single out3.根據(jù) 4.not to mention5.打開(燈、水、煤氣等) 6. go outrange from.to. 挑出;挑選 according to 更不用說(shuō) turn on (light,water,gas,etc.) 熄滅 一二三四五三、你認(rèn)識(shí)這些科學(xué)家嗎?將他們與對(duì)應(yīng)的成就連起來(lái)吧1.Alexander Fleming2.Edwin Hubble3.Albert EinsteinA.penicillin B.theory of relativityC.Hubble Telescope答案:13 ACB一二三四五四、閱讀課文PIONEERS OF SCIE

4、NCE,判斷正誤(T/F)1.Percy Spencer discovered microwaves by mistake.()2.Einstein was at work when he thought of the formula “E=mc2”.()3.The person who discovered penicillin was Alexander Fleming.()4.Fleming had been studying bacteria in his laboratory when the discovery happened.()5.During the World War ,

5、Flemings discovery helped to cure plenty of people.()T F T F T 一二三四五五、根據(jù)你對(duì)課文的理解,將下面的表格補(bǔ)充完整 dilemmapioneers care discovery 一二三四五penicillin invented computeraccuracy mistake changed 一二三四五12345671.Amazing discoveries were made in medicine,communications and transport,not to mention our knowledge of the

6、 world and space.人們?cè)卺t(yī)藥、通訊和運(yùn)輸方面有令人驚嘆的發(fā)現(xiàn),更不用說(shuō)我們對(duì)世界和空間知識(shí)的發(fā)現(xiàn)?？键c(diǎn)not to mention 更不用說(shuō)He has two big houses in this country,not to mention his villa in France.他在這個(gè)國(guó)家有兩套大房子,更別提他在法國(guó)的別墅了。注意mention的用法:She did not mention her mothers absence.她沒有提到她母親的缺席。Thank you for the ride home.謝謝你開車送我回家。Dont mention it.別客氣。W

7、henever I mention playing football,he says hes too busy.我一跟他提踢足球的事,他就說(shuō)太忙。Did she mention where she was going?她有沒有說(shuō)起她要去哪兒?歸納:mention表示“提到”,后可接名詞、代詞、動(dòng)詞-ing形式或從句作賓語(yǔ);Dont mention it表示“別客氣”。1234567活學(xué)活用完成句子The weather here is lovely,(更不用說(shuō)) the wonderful food.not to mention 12345672.Medical advances ranged

8、 from discovering the causes of diseases under microscopes to surgical procedures replacing diseased organs with donated ones.醫(yī)學(xué)的進(jìn)步包括從在顯微鏡下發(fā)現(xiàn)疾病的起因到用捐贈(zèng)器官替代病變器官這樣的外科手術(shù)過(guò)程。剖析discovering 和replacing均為動(dòng)詞-ing形式作介詞賓語(yǔ),diseased 和donated均為過(guò)去分詞作定語(yǔ)?？键c(diǎn)一range from .to .(范圍)從到 Their ages range from 25 to 50。他們的年齡在25

9、歲到50歲之間。The frontier ranges from the northern hills to the southern coast.邊界從北部山地一直延伸到南部海岸。1234567range over 涉及in/within range (of) 在射程之內(nèi);在范圍內(nèi)beyond/out of range (of) 在射程以外;在范圍外1234567考點(diǎn)二donate vt.捐贈(zèng);贈(zèng)送Many people and companies donated to charities for the earthquake.許多個(gè)人和企業(yè)為這次地震災(zāi)難向慈善機(jī)構(gòu)捐贈(zèng)。donation n

10、. 捐贈(zèng);捐贈(zèng)物They made a generous donation for more street lights,wider roads and better bridges.他們?yōu)榘惭b更多的路燈、修建更寬的馬路和更好的橋梁而慷慨捐助。歸納:donate 常和介詞to連用;make a generous donation to表示“向慷慨捐助”。1234567活學(xué)活用語(yǔ)法填空1)If most breadwinners donate a days pay the Hope Project,then it will be hopeful.2)The team consisted of t

11、en players whose ages ranged 1016.to from to 12345673.Communications changed with the introduction of mobile phones and the way we correspond went from writing letters to emailing.通訊方式隨著手機(jī)的引入而改變,我們的通信方式從寫信變成了發(fā)電子郵件。剖析本句是由and連接的并列復(fù)合句。we correspond是定語(yǔ)從句,修飾the way?？键c(diǎn)correspond vi. 通信;符合Weve corresponded

12、 with each other by email for years but Ive never actually met him.我們通過(guò)電子郵件通信多年了,可是我從未見過(guò)他本人。Your account and hers correspond.你說(shuō)的情況跟她說(shuō)的相符。歸納:correspond with sb.表示“與某人通信”。1234567觀察correspond構(gòu)成的短語(yǔ)。These goods dont correspond with my order form.這些貨物與我的訂貨單不符。The American Congress corresponds to the Briti

13、sh Parliament.美國(guó)的國(guó)會(huì)相當(dāng)于英國(guó)的議會(huì)。歸納:correspond with sth.表示“與相一致/相符合”。correspond to sth.表示“與相似/相當(dāng)”。1234567活學(xué)活用單句改錯(cuò)1)“Does the name on the envelope respond with the name on the letter inside?”asked Mr Black.語(yǔ)法填空2)We have not corresponded each other for ten years.答案:respondcorrespond with 12345674.We starte

14、d 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.我們開始在世界各地飛行,同時(shí),科學(xué)家們發(fā)現(xiàn)了怎樣分離原子,而原子以前被認(rèn)為是宇宙中最小的物質(zhì)微粒?？键c(diǎn)meanwhile adv. 同時(shí)The doctor will see you again next week.Meanwhile,you must rest as much as

15、 possible.醫(yī)生下周還會(huì)給你看病。在此期間,你要盡可能地多休息。1234567The incomes of skilled workers went up.In the meanwhile,unskilled workers saw their earnings fall.技術(shù)工人的工資上漲了。與此同時(shí),非技術(shù)工人則發(fā)現(xiàn)他們的工資下降了。My first novel was rejected by six publishers.In the meantime I wrote a play.我的第一部小說(shuō)遭到六家出版商的拒絕。在此期間我又完成了一部戲劇。歸納:in the meanwhi

16、le和in the meantime 都可表示“同時(shí);在此期間”。1234567活學(xué)活用語(yǔ)法填空1) the meanwhile I will visit an old friend of mine.句型轉(zhuǎn)換2)She is cutting the grass;at the same time her husband is planting roses.She is cutting the grass. ,her husband is planting roses.In Meanwhile/In the meanwhile/In the meantime 12345675.During the

17、 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.第二次世界大戰(zhàn)期間,弗萊明發(fā)現(xiàn)的青霉素被第一次用來(lái)治愈士兵,這時(shí)美國(guó)海軍正在致力于尋找提高導(dǎo)彈命中率的方法?？键c(diǎn)cure vt. 治愈【高考典句】It can uncover laws of nature,cure diseases,make bombs,and help bridges to

18、stand up.它(科學(xué))能揭示自然規(guī)律,治愈疾病,制造炸彈,幫助橋梁挺立。12345671)Doctors say there are several possible cures.醫(yī)生說(shuō)有幾種可能奏效的療法。There is no cure for this kind of disease.對(duì)這種病沒有什么治療辦法。歸納:cure還可用作名詞,表示“療法”,常與介詞for連用。2)辨析:cure與treatThis new medicine will cure him of his disease.這種新藥將會(huì)治好他的病。This kind of illness is usually t

19、reated with drugs and a strict diet.這種病通?？克幬锖蛧?yán)格控制飲食來(lái)進(jìn)行治療。歸納:cure表示“治愈”,強(qiáng)調(diào)結(jié)果,常與介詞of連用。treat表示“治療”,不強(qiáng)調(diào)結(jié)果,常與介詞with連用。1234567活學(xué)活用語(yǔ)法填空1)It seemed that nobody could cure him cancer.選詞填空(cure/treat)2)It is possible to his sickness.3)There were only two doctors to more than 90 patients.of cure treat 1234567

20、6.The navy turned to Eckert,an engineer,and Mauchly,a physicist,to wrestle with the problem and produce a machine to do the job.海軍方面向工程師小?？颂睾臀锢韺W(xué)家莫奇利尋求幫助,請(qǐng)他們解決這一難題并制造一臺(tái)能完成該工作的機(jī)器?？键c(diǎn)一turn to 求助于He is the only person who I can turn to for advice.他是唯一一個(gè)我可以尋求建議的人。Follow the main road until it branches,and

21、 then turn to the right.順著這條大路走,在路的分岔口向右拐。歸納:turn to除了表示“求助于”外,還可以表示“轉(zhuǎn)向”。1234567與turn相關(guān)的短語(yǔ):turn out結(jié)果是,證明是turn back 往回走;阻擋turn away 離開;解雇turn down關(guān)小,調(diào)低;拒絕turn over翻閱;移交turn against對(duì)抗;反對(duì)turn up出現(xiàn);發(fā)生;調(diào)大考點(diǎn)二wrestle with sth. 努力解決難以處理的事物He had no idea how to wrestle with the abrupt argument.他不知道如何應(yīng)付這突如其來(lái)

22、的爭(zhēng)吵。12345671)相關(guān)短語(yǔ):wrestle with the problem努力想辦法解決問(wèn)題wrestle with sb.與某人摔跤wrestle sb.to the ground/floor 將某人摔倒在地2)辨析:wrestle with與deal withShe had spent the whole weekend wrestling with the problem.她整個(gè)周末都在絞盡腦汁處理這個(gè)問(wèn)題。Weve dealt with several renewals this week.我們本周處理了幾件續(xù)約的事。歸納:wrestle with表示“努力解決難以處理的事物

23、”,而 deal with沒有“困難地”這一含義。1234567活學(xué)活用用適當(dāng)?shù)慕樵~或副詞填空1)Please turn the television a bit as our baby is sleeping.2)Nobody can turn the wheel of history.3)The plan turned to be a failure.4)We often turn this handbook for information on transistors.5)Why did they suddenly turn you ?6)As he had broken the rul

24、e of the factory,he was turned .7)They are having a meeting to discuss how to wrestle the difficult problem they are facing.down back out to down away with 1234567完成句子8)Whenever she was in trouble,she (向他求助).9)Though poor,the girl (拒絕)others help firmly.10)What are you reading,Tom?Im not really read

25、ing,just (翻閱) the pages.turned to him for help turned down turning over 12345677.These pioneers of the 20th century were all dedicated to improving the quality of human life on earth,but sometimes breakthrough discoveries that have affected our lives today happened by mistake!這些20世紀(jì)的先驅(qū)者們都致力于提高地球上人類的

26、生活質(zhì)量,但是,有時(shí)候影響我們今天生活的突破性發(fā)現(xiàn)卻是無(wú)意中發(fā)生的!剖析 本句是由but連接的并列復(fù)合句。that在句中引導(dǎo)定語(yǔ)從句,修飾discoveries。1234567考點(diǎn)一be dedicated to.致力于The government has been dedicated to having the poor get rid of poverty.政府一直致力于使窮人脫貧。歸納:短語(yǔ)be dedicated to .中to是介詞,后面接名詞、代詞或動(dòng)詞-ing形式?？键c(diǎn)二by mistake錯(cuò)誤地;無(wú)意中I took your bag instead of mine by mistake.我不巧錯(cuò)拿了你的包。Thats all right.沒關(guān)系。1234567活學(xué)活用語(yǔ)法填空1)Nowadays,more and more people are dedicated to (help) the poor in the remote areas.2)Be careful and dont set the fireworks off mistake.helping by 1234567