英語(yǔ)Unit 20 New Frontiers課件 北師大版選修7

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1、先熟讀背誦精彩句型爛熟于心主體段落常用句型錘煉：狀語(yǔ)從句的省略1.Firstly, people may feel forced when asked to do things that they dont want to.(2016江蘇卷寫(xiě)作)首先，人們?cè)诒灰笞鏊麄儾幌胱龅氖虑闀r(shí)可能會(huì)感到是被迫的。2.So while sitting in the classroom and doing my papers, I felt confident and was full of energy.(四川卷書(shū)面表達(dá))因此，當(dāng)我坐在教室里做試卷時(shí)，感到精力旺盛，信心十足。3.If necessary，

2、you should turn to your parents for help.4.“The prize money is too little to afford even half of a living room in Beijing，” Tu Youyou told the journalist jokingly when asked how to spend the prize money.5. Unless necessary, youd better not refer to the dictionary.如果有必要，你應(yīng)該向你的父母求助。當(dāng)被問(wèn)及如何花這筆獎(jiǎng)金時(shí)，屠呦呦開(kāi)玩笑

3、地告訴記者，“獎(jiǎng)金少，不夠在北京買半個(gè)客廳”。 除非有必要，否則你最好不要查詞典。后臨摹仿寫(xiě)妙語(yǔ)佳句信手拈來(lái)1.如果你被錄取做這份工作，你很快就會(huì)接到通知。(2015北京卷單選)2.可能的話，他們就讓他停下來(lái)問(wèn)他這三個(gè)問(wèn)題。3.吃飯時(shí)，一些有天賦的學(xué)生表演了精彩的民間舞蹈，這使老人非常高興。If accepted for the job, youll be informed soon.Whenever (it is) possible，they would stop him and ask him the three questions.While enjoying the meal, som

4、e talented students gave a wonderful folk dance performance, making the elderly very happy.重點(diǎn)單詞識(shí)記聯(lián)想運(yùn)用會(huì)書(shū)寫(xiě)一、核心單詞1._ vt. 介紹；呈現(xiàn)2._ vt. 拯救；救援3._ vi. 通信；符合4._ adv. 同時(shí)presentrescuecorrespondmeanwhile5._ vt. 治愈6._ adj. 方便使用的7._ vt. 下載8._ vt. 更新9._ n. 爭(zhēng)執(zhí)；沖突curehandydownloadupdateconflict二、閱讀單詞1.permanent adj

5、. _2.official n. _3.organ n. _4.dilemma n. _5.colleague n. _6.recreation n. _7.seminar n. _8.enterprise n. _9.category n. _長(zhǎng)久的，永久的官員器官困境；進(jìn)退兩難的窘境同事；同僚消遣；娛樂(lè)研討會(huì)；交流會(huì)事業(yè)；企業(yè)類別；類型10.autonomous adj. _11.patent n. _12.ancestor n. _13.discrimination n. _14.boundary n. _15.barrier n. _16.primitive adj. _自主的；自治的

6、專利祖先；祖宗歧視；差別對(duì)待界線；邊界障礙；屏障原始的三、拓展單詞1._ vt.幫助；協(xié)助_ n.幫助；協(xié)助_ n.助手；助理2._ adj.技術(shù)上的_ n.技術(shù)_ n.工藝，技術(shù)3._ n.后者_(dá) n.前者4._ n.饑餓_ v.挨餓5._ n.平等_ adj.平等的v.等于6._ vt.評(píng)價(jià)；評(píng)估_ n.評(píng)價(jià)；評(píng)估7._ vt.捐贈(zèng)；贈(zèng)送_ n.捐贈(zèng)；贈(zèng)送_ n.捐贈(zèng)者assistassistanceassistanttechnicaltechniquetechnologylatterformerstarvationstarveequalityequalassessassessmentdo

7、natedonationdonor8._ adj.電子的_ adj.電的；電動(dòng)的_ adj.電的；電氣科學(xué)的9._ n.專家_ adj.專門的；特殊的10._ n.毒藥；毒物_ adj.有毒的11._ vt.允許；準(zhǔn)許；許可_ n.允許；準(zhǔn)許12._ vt.宣告；宣布_ n.宣布13._ n.檢測(cè)；探險(xiǎn)_ vt.探測(cè)，探險(xiǎn)electronicelectricelectricalspecialistspecialpoisonpoisonouspermitpermissiondeclaredeclarationexplorationexplore會(huì)積累1.“時(shí)間”相關(guān)詞一覽permanent ad

8、j.永久的，長(zhǎng)久的temporary adj. 暫時(shí)的，一時(shí)的instant adj. 緊迫的interval n. 間隔，間歇punctual adj. 守時(shí)的2.“互聯(lián)網(wǎng)”家族download vt. 下載network n. 網(wǎng)絡(luò)password n. 密碼WeChat n. 微信database n. 數(shù)據(jù)庫(kù)；資料庫(kù)surf vi.& vt. 瀏覽Internet n. 因特網(wǎng)upload vt. 上傳3.assess形近詞possess vt. 擁有，占有possession n. 擁有，財(cái)產(chǎn) assess vt. 評(píng)估 assessment n. 評(píng)估4.與“電”有關(guān)的詞elect

9、ricity n. 電，電流electric adj. 電的，電動(dòng)的electrical adj. 有關(guān)電的electronic adj. 電子的wireless n. 無(wú)線電報(bào)5.聚焦后綴-ous形容詞glorious 光榮的dangerous 危險(xiǎn)的mountainous 多山的humorous 幽默的continuous 連續(xù)的poisonous 有毒的courageous 勇敢的會(huì)應(yīng)用用所給詞的適當(dāng)形式填空1.The burning plastic gives off _ (poison) gas，which is harmful to our health.2.The profess

10、or is a _ (special) of studying a criminals psychology.3.After three days without food，the men were close to _.If we had come later，they would have _ to death.(starve)4.Its _ that the both sides agree to stop fighting.They must obey the _ for ever.(declare)5.We are trying to _ how well the system wo

11、rks and the _ will be subscribed to the committee.(assess)poisonousspecialiststarvationstarveddeclareddeclarationassessassessment6.As an _，he _ the professor in carrying out the project.And without his _，it couldnt be completed on time.(assist)7.He has _ a lot of money to charity.He hopes his _ can

12、make the world a better place to live in.(donate)8.Many scientists are making great efforts to _ the Moon and other planets.Their _ may change our future.(explore)9.With the development of technology，this kind of _ is quite popular，for there are many _ training centers of this kind.(technology)10.In

13、 our school，the students are not _ to use phones and without _ they cant leave school during weekdays.(permit)assistantassistedassistancedonateddonationexploreexplorationtechniquetechnicalpermittedpermission.核心短語(yǔ)識(shí)記聯(lián)想運(yùn)用會(huì)書(shū)寫(xiě)1._ 泄露(秘密)；贈(zèng)送2._ 開(kāi)展；執(zhí)行3._ 致力于；獻(xiàn)身于4._ 彌補(bǔ)5._ 提前，預(yù)先6._ 接收，接管7._ 由于；因?yàn)?._ 點(diǎn)擊進(jìn)入give

14、awaycarry outbe dedicated tomake up forin advancetake overdue toclick into9.drop off _10.not to mention _11.figure out _12.get across _13.rather than _14.in conclusion _15.in addition _下降；入睡更不用說(shuō)想出；理解；計(jì)算出使理解；把講清楚而不是總之另外會(huì)積累1.表示“致力于”的短語(yǔ)be dedicated tocommit oneself toapply oneself todevote.to/be devote

15、d to2.“不用說(shuō)”的短語(yǔ)小結(jié)not to mentionnot to speak oflet aloneto say nothing of3.表示“總之”短語(yǔ)in all in a wordin short all in allin conclusion in sumin summary會(huì)應(yīng)用選用上表左欄短語(yǔ)填空1.Can you give me some advice on how to _ the time I have lost?2.We cant _ why quite a number of insects，birds，and animals are dying out.3.Un

16、der our teachers careful guidance，we finished our homework _.4.Bill Gates was so nice that he decided to _ ninety percent of his money to the charities.5.This is the message that we want to _ to the public.6.Most of them turned up on time；only Tom arrived late _ the storm.7.It is you _ he that are t

17、o blame for the terrible accident.8.When Mr.Green retired，his son _ the business from him.make up forfigure outin advancegive awayget acrossdue torather thantook over.經(jīng)典句式分析背誦仿寫(xiě)句型公式1：“by時(shí)間點(diǎn)”常與完成時(shí)連用教材原句By the year 2015，the clothing industry will have produced new types of material that will remain st

18、ainless no matter what you spill on them.到2015年，服裝業(yè)將生產(chǎn)出各種新型布料，無(wú)論你將什么東西灑在上面都不會(huì)留下污跡。句型仿寫(xiě)_ for five years.到了你畢業(yè)時(shí)，我將已經(jīng)在此地工作五年了。By the time you graduate，I shall have been working here句型公式2：be doing.when.“正在這時(shí)”教材原句In the summer of 1905，this outspoken young man was rocking his one-year-old baby when he was

19、 suddenly inspired.1905年夏天，這位率直的年輕人正搖晃他一歲的嬰兒，這時(shí)他突然有了靈感。句型仿寫(xiě)I _ an old friend came to see me.我正在全神貫注地讀一本書(shū)，這時(shí)一位老友來(lái)訪。was reading a book attentively when句型公式3：get動(dòng)詞的過(guò)去分詞教材原句I think there will be an invention that will help prevent drivers from getting stuck in traffic jams.我想將會(huì)有一種有助于防止司機(jī)困于交通阻塞的發(fā)明。句型仿寫(xiě)B(tài)e

20、 careful when you cross a busy street.If not，you may _ by a car.當(dāng)你穿過(guò)繁忙街道的時(shí)候要當(dāng)心，否則就可能被車撞到。get run over句型公式4：Theres no doubt about/that.“毫無(wú)疑問(wèn)”教材原句Theres no doubt about it.關(guān)于這一點(diǎn)是毫無(wú)疑問(wèn)的。句型仿寫(xiě)_ health is more important than wealth.毫無(wú)疑問(wèn)，健康比財(cái)富重要。There is no doubt that.語(yǔ)篇填空回顧補(bǔ)全熱誦閱讀下面短文，在空白處填入1個(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形

21、式。I love talking about the futureand I am not the only one.Over the centuries，people have always wondered about the future.But for some people，1._(think) about the future is not just 2._ fun.They plan the future of the world for a 3._ (live).These people are called futurologists.The future is now bi

22、g business and many people will attend the seminar with dreams of starting new enterprises 4._ (base) on the predictions they will hear.I clicked into the websites of a few futurologists and heres 5._ theyre predicting：By the year 2015，thethinkingforlivingbasedwhatclothing industry 6._ (produce) new

23、 types of material that will remain stainless no matter what you spill on them.Garments will also be so strong that they will never get old and 7._ (wear).By the year 2025，no one will die of 8._ (starve) because there will be food for everyone.By the year 2030，development in biochemistry and medical

24、 science will have made 9._ theoretically possible for us to live for at least 150 years.By the middle of the century，computers that are millions of times smarter than us will 10._ (develop).will have producedwornstarvationithave been developed.語(yǔ)篇改錯(cuò)回顧修正熱誦文中共有10處語(yǔ)言錯(cuò)誤，每句中最多有兩處。每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。In

25、just 100 year，the world changed completely.Amazed discoveries were made in many ways.Although it is impossible to choose the most important discovery，but it is possible to single out a few pioneers of 20th century.“Emc2”was born when Albert Einstein is suddenly inspired.Edwin Hubble，an astronomer，di

26、scovered small area of mist where were in fact galaxies.Alexander Fleming discovered the natural form of penicillinthe blue mould.The worlds first computer were produced by Eckert，an engineer and Mauchly，a physicist.With these breakthroughs，the world would have been a completely different place.答案答案

27、核 心 詞 匯1.assist vt.幫助；協(xié)助I swam to Dad quickly and assisted him _ climbing onto the hull of the boat.我快速地游到爸爸身邊，幫他爬上了船殼。The assistant manager assists the manager _ many of his duties every day.經(jīng)理助理每天幫助經(jīng)理處理很多事務(wù)。_ my cousin we paddled across the river in the dark to participate in a private meeting.在我表

28、弟的幫助下，我們趁天黑劃過(guò)河去參加一個(gè)秘密會(huì)議。inwithWith the assistance of一言串記With the assistance of his assistant，the famous scientist is busying assisting the villagers to deal with/in dealing with their pest problems.在他助理的幫助下，這位著名的科學(xué)家正忙著幫助村民們解決害蟲(chóng)問(wèn)題。2.conflict n.爭(zhēng)執(zhí)；沖突vi.沖突；爭(zhēng)執(zhí)；抵觸(1)come into conflict with 與爭(zhēng)執(zhí)/沖突in confl

29、ict 處于矛盾中in conflict with 與沖突(2)conflict with 與抵觸/沖突For another，fashion is an essential part of our life which doesnt conflict _ our studies.另一方面，時(shí)尚是生活中的重要組成部分，它與我們的學(xué)習(xí)并不沖突。withShe often _ her mother-in-law，which makes her husband very angry.她經(jīng)常與婆婆發(fā)生爭(zhēng)執(zhí)，這使她的丈夫很生氣。She found herself _ her parents over h

30、er future career.她發(fā)現(xiàn)自己在將來(lái)?yè)駱I(yè)的問(wèn)題上與父母存在著分歧。comes into conflict within conflict with3.rescue vt.& n.拯救；救援Helicopters rescued nearly 20 people _ the roof of the burning building.直升機(jī)從失火的大樓的樓頂救出了將近20人。We were about to close down the business，but the bank went/came to _ (we) rescue with a huge loan.我們幾乎要停業(yè)，

31、但銀行借出了一大筆錢救了我們。fromour4.donate vt.捐贈(zèng)；贈(zèng)送(1)donate sth to sb向某人捐獻(xiàn)某物 (2)donation n. 捐贈(zèng)；捐贈(zèng)物；捐款give/make/present a donation to. 向捐贈(zèng)(3)donator n. 捐贈(zèng)者，贈(zèng)送者M(jìn)edical advances ranged from discovering the causes of diseases under microscopes to surgical procedures replacing diseased organs with _(donate)ones.(教材

32、原句)醫(yī)學(xué)的進(jìn)步包括從顯微鏡下發(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)。donated I n s t e a d o f s h o u t i n g e m p t y s l o g a n s ， i t i s m o r e m e a n i n g f u l _ children in need.給需要的孩子們捐些書(shū)和體育用品要比空喊口號(hào)要有意義。We want to make a _(donate)to the Hope Project，so we are organizing a charity show.我們想為希望工程捐款，所以我們正在組織一次慈善演出。

33、to donate books and sports goods todonation5.correspond vi.與通信；符合(1)correspond with sb 和某人通信correspond to/with sth 與某物相一致(2)correspondence n. 相符，一致；和有通信聯(lián)系in correspondence with 與一致；與有通信聯(lián)系Have you been corresponding _ him since you graduated from the university? 自從大學(xué)畢業(yè)后，你一直和他通信嗎？What she has just sai

34、d isnt in _ (correspond) with the views of the majority.她剛才所說(shuō)的同大多數(shù)人所持的觀點(diǎn)不一致。withcorrespondence6.cure vt.治愈，治好n.療法；治療cure sb of sth治好某人的??；矯正某人的不良行為a cure for sth 疾病的治療方法The fresh air and exercise cured him _ his headache.呼吸新鮮的空氣和鍛煉治好了他的頭疼病。The doctor claimed to have discovered a cure _ the disease.這個(gè)

35、醫(yī)生聲稱找到了治愈那種疾病的方法。offor易混辨析cure，treat，healcure意為“治愈，治好”，可直接跟人或疾病作賓語(yǔ)；有時(shí)用來(lái)指突然地、出乎意料地痊愈；也用于指人的生活習(xí)慣的糾正、矯正等，與介詞of搭配，強(qiáng)調(diào)結(jié)果treat只指治病，不涉及治療的效果如何。其賓語(yǔ)可以是人也可以是??；以人作賓語(yǔ)時(shí)，病用for短語(yǔ)表示。它強(qiáng)調(diào)“治療”這一動(dòng)作heal多用于治愈外傷，指?jìng)谟线x用以上詞語(yǔ)填空He was sent to hospital after the accident.Fortunately，it didnt take a long time for the wounds to

36、_.However，he still suffered from a headache.The doctor _ his headache with a new drug but it didnt _ him.事故發(fā)生后，他被送進(jìn)了醫(yī)院。幸運(yùn)的是，沒(méi)有花多長(zhǎng)時(shí)間傷口就愈合了。然而，他還患有頭痛。醫(yī)生用一種新的藥物治療他的頭痛，卻沒(méi)有治好。healtreatedcure7.in advance提前；預(yù)先(1)in advance of 在前面；超前on the advance (物價(jià))在上漲(2)advance on/upon/towards 朝前進(jìn)(3)advanced adj. 高級(jí)的；先進(jìn)

37、的；晚期的 F u r t h e r m o r e ， I s u g g e s t y o u b o r r o w a h i s t o r y b o o k a n d _.(2017全國(guó)卷寫(xiě)作)此外，我建議你借一本歷史書(shū)，提前學(xué)習(xí)唐朝的歷史。We booked our seats well _ the date we wanted to travel.我們?cè)谟?jì)劃旅行之前就預(yù)先訂好了座位。learn the history of the Tang Dynasty in advancein advance ofThe mob advanced _ us，shouting ang

38、rily.暴民憤怒地叫喊著向我們走來(lái)。Having shown you around our school，we will introduce our most _ (advance)science lab to you.領(lǐng)著您參觀我們學(xué)校后，我們將向您介紹我校最先進(jìn)的科技實(shí)驗(yàn)室。on/upon/towardsadvanced8.take over接收，接管，接任take in 吸收，接納；理解，領(lǐng)會(huì)；欺騙take off 脫去(衣服等)；(飛機(jī)等)起飛；成功take on 呈現(xiàn)；雇用；承擔(dān)take over 接管take up 拿起；著手處理；占據(jù)(時(shí)間、空間等)His only reaso

39、n for investing in the company was to _.(教材原句)他在公司里投資的唯一理由就是接管它。I _ by the salesmanthe car turned out to be uneconomical and unreliable.推銷員欺騙了我那輛汽車結(jié)果既不經(jīng)濟(jì)又不牢靠。 There will be many challenges ahead，but I have confidence that Ill _.盡管前面有很多挑戰(zhàn)，但我有信心勇挑重?fù)?dān)。take it overwas taken intake on the burden重 點(diǎn) 句 型1.B

40、y_the_year_2015，the clothing industry will_have_produced new types of material that will remain stainless no matter what you spill on them.到2015年，服裝業(yè)將生產(chǎn)出一種新型布料，無(wú)論你將什么東西灑在上面都不會(huì)留下污漬。by the year 2015是“by時(shí)間點(diǎn)”構(gòu)成的介詞短語(yǔ)，表示“到時(shí)候”。這一結(jié)構(gòu)通常用于完成時(shí)態(tài)的句子中作時(shí)間狀語(yǔ)，分為兩種情況：(1)by表示將來(lái)的時(shí)間點(diǎn)，句子謂語(yǔ)動(dòng)詞常用將來(lái)完成時(shí)，表示到將來(lái)某一時(shí)間已經(jīng)完成的動(dòng)作。He _ (

41、finish) writing his novel by the end of next year.到明年年底他就會(huì)寫(xiě)完他的小說(shuō)了。(2)by表示過(guò)去的時(shí)間點(diǎn)，句子謂語(yǔ)動(dòng)詞常用過(guò)去完成時(shí)，表示到過(guò)去某一時(shí)間已經(jīng)完成的動(dòng)作。He _ (finish) writing his novel by the end of last year.去年年底他就寫(xiě)完了他的小說(shuō)。will have finishedhad finished2.There_is_no_doubt_about it.關(guān)于這一點(diǎn)是毫無(wú)疑問(wèn)的。There is no doubt about.是一個(gè)常用句型，意為“毫無(wú)疑問(wèn)，不用懷疑”。Th

42、ere is no doubt that.毫無(wú)疑問(wèn)There is some doubt whether. 是否還有疑問(wèn)There is no doubt that Mary performed well in the speaking competition.毫無(wú)疑問(wèn)，瑪麗在演講比賽中表現(xiàn)得相當(dāng)出色。There is some doubt _.他是否能當(dāng)選還不太確定。whether he will be elected名師指津doubt在肯定句中后接whether/if引導(dǎo)的賓語(yǔ)從句(若doubt是名詞，則只能接whether引導(dǎo)的同位語(yǔ)從句)；在疑問(wèn)句和否定句中其后接that從句。Fred

43、 doesnt doubt _ he will rank first in the final.弗萊德相信他會(huì)在決賽中獲得第一名。I really doubt _ we can finish the work ahead of time.我的確懷疑我們能否提前完成工作。thatwhether/if當(dāng) 堂 達(dá) 標(biāo).單詞拼寫(xiě)1.Both sides suffered heavy casualties in the border armed _ (沖突).2.They try to _ (治愈) the disease so that people may live longer.3.He dive

44、d from the bridge to _(救援) the drowning child.4.Do you ever _ (通信) with your oversea friends after they go abroad?5.He has maintained that the money was _(捐獻(xiàn)) for international purpose.conflictcurerescuecorresponddonated6.Id like to invite you to join us in _ (幫助)the elderly people there.7.Any condu

45、ct harmful to the public interest must not be _(許可).8.Father was cutting the grass，and _ (與此同時(shí)) mother was planting roses.assistingpermittedmeanwhile.單句語(yǔ)法填空1.I had to take _ all her work because she was ill.2.Passengers are permitted _ (carry) only one piece of luggage onto the plane.3.As has been p

46、ointed out time and again，those two objectives can easily come _ conflict.4.The young nurse was very nervous when she assisted _ her first operation.5.A live program on TV is calling on people to donate money or some other things _ the people who have suffered from the flood.6.Does the name on the e

47、nvelope correspond _ the name on the letter inside?overto carryintointowith/to7.Youd better set for the airport _ advance of two hours in case the plane takes off.8.Word came that we had invited a famous actor to give _ the prizes.9.Tom _ (graduate) from his university by the summer of next year.10.

48、There is no doubt _ happiness brings wealth.inawaywill have graduatedthat.單句改錯(cuò)1.Time permits，Ill see you after the meeting._2.Dedicated to raise money for the project，they have been working day and night._3.By the end of last month he has worked in Shanghai for twenty years._ 4.Do you think the alie

49、ns will declare war to human some day? _5.Theres some doubt that she will come on time. _permitspermittingraiseraisinghashadtoonthatwhether.句型轉(zhuǎn)換/一句多譯1.We will pay him for travelling expenses ahead of time.2.It is reported that some workers on strike conflicted with the police.3.She still corresponds

50、 with American friends she met nine years ago.We will pay him for travelling expenses _ _.It is reported that some workers on strike _ _ _ _ the police.She is still _ _ _ American friends she met nine years ago.inadvancecameintoconflictwithincorrespondencewith4.He donated to this church in the name

51、of his mother.5.她經(jīng)常幫助我弟弟學(xué)英語(yǔ)，這有助于他英語(yǔ)水平的大大提高。He _ _ _ _ this church in the name of his mother.She often _ English，which helps him improve his English greatly.(assist.with.)She often _ English，which helps him improve his English greatly.(assist.to.)She often _ English，which helps him improve his English greatly.(assist.in.)made/gave/presentedadonationtoassists my brother withassists my brother to studyassists my brother in studying