高考英語總復(fù)習(xí) Unit 2 Cloning課件 新人教版選修8.ppt

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Ⅰ,Ⅱ,Ⅲ,Ⅰ.讀單詞 積累詞匯 1.twin n. 雙胞胎之一;孿生兒之一 adj. 成對的;成雙的 2.straightforward adj. 簡單的;直接的;坦率的 3.undertake vt. 著手;從事;承擔(dān)(過去式:undertook 過去分詞:undertaken) 4.breakthrough n. 突破 5.procedure n. 程序;步驟;手續(xù) 6.carrier n. 攜帶者;搬運工;運輸工具 7.cast vt.扔;投;擲(過去式:cast 過去分詞:cast) 8.altogether adv. 總共;完全地 9.arbitrary adj. 任意的 10.obtain vt. 獲得;贏得 11.attain vt. 獲得;到達(水平、年齡、狀況等) 12.moral adj. 道德(上)的;倫理的,,,,,,,,,,,,,,,,,Ⅰ,Ⅱ,Ⅲ,13.forbid vt. 禁止;不準(zhǔn)(過去式:forbade或forbad 過去分詞:forbidden) 14.constitution n. 憲法;章程 pulsory adj. 必須做的;義務(wù)的;強迫的;強制的 16.chorus n. 合唱;合唱隊 17.loaf n. 一條(面包)(兩條面包:two loaves of bread) 18.owe vt. 欠(賬、錢、人情等);歸功于…… 19.shortly adv. 立刻;不久 20.bother vt. 打擾 vi. 操心 n. 煩擾 21.strike vi.不過,,,,,,,,,,,,,,,,,,,,Ⅰ,Ⅱ,Ⅲ,26.adore vt. 崇拜;愛慕;喜愛 27.hatch vt.聚積,,,,,,,,,,,,,,,,,,,,Ⅰ,Ⅱ,Ⅲ,35.retire vi. 退休;離開→retirement n. 退休 36.assumption n. 假定;設(shè)想→assume vt. 假定,設(shè)想 37.regulation n. 規(guī)則;規(guī)章;法規(guī)→regulate vt. 調(diào)節(jié) 38.resist vt. 抵抗;對抗→resistance n. 抵抗;對抗 39.decoration n. 裝飾→decorate vt. 裝飾 40.reasonable adj. 合情理的;講道理的;公道的→reason n. 理由 v. 勸說;論證,,,,,,,,,,,,,Ⅰ,Ⅱ,Ⅲ,1.arbitrary adj. 武斷的 2.chorus n.一致 3.strike v.打動,想起 4.object n.物體;目標(biāo) 在單詞conservative中,-ative為后綴,表示“做……的;有……傾向的”,用來構(gòu)成形容詞。再如:talkative愛說話的;creative 有創(chuàng)造性的;appreciative 感謝的,贊賞的;competitive 比賽的;sensitive 敏感的。,Ⅰ,Ⅱ,Ⅲ,Ⅱ.背短語 活學(xué)活用 1.pay off得到好結(jié)果;取得成功;償清 2.cast down 沮喪;不愉快 3.in favour of 贊成;支持 4.(be)bound to (do). 一定或注定(做)…… 5.strike.into one’s heart 使……刻骨銘心 6.from time to time 不時;偶爾 7.bring back to life 使復(fù)生;使復(fù)活 8.in vain 白費力氣;枉費心機,,,,,,,,,Ⅰ,Ⅱ,Ⅲ,Ⅲ.賞佳句 思維提優(yōu) 1.It is a difficult task to undertake.(教材原句,P11) 2.Cloning plants is straightforward while cloning animals is very complicated.(教材原句,P11) 3.Diversity in a group means having animals with their genes arranged in different ways.(教材原句,P15) 4.So the chance of dinosaurs ever returning to the earth is merely a dream.(教材原句,P15),Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,1.differ vi.not the same;disagree不同;相異 ①The specific expression of anger also differs from person to person.(2014江蘇卷) 憤怒的表情因人而異。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 英式英語和美式英語在單詞的發(fā)音和拼寫方面有明顯的區(qū)別。 ②British English differs obviously from American English in pronunciation and spelling. ③British English is obviously different from American English in pronunciation and spelling. ④There are obvious differences between British English and American English in pronunciation and spelling.,,,,,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,2.undertake vt.(undertook;undertaken) enter upon an activity;promise to to do sth.著手;從事;承擔(dān) ①It is a difficult task to undertake.(教材原句,P11) 這是一項很難完成的任務(wù)。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 ②We could undertake the work for the time being. 我們可暫時承擔(dān)這項工作。 ③He undertook to finish the job by Friday. 他答應(yīng)星期五之前完成這項工作。 ④The headmaster undertook that the students would be allowed more free time. 校長承諾學(xué)生們會得到更多的自由時間。,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,3.object vi.disapprove of something反對;不贊成 n.solid things物體 an aim 目標(biāo) the person or thing to which sth.is done or some feeling or thought is directed 對象 ①On the other hand,Dolly’s appearance raised a storm of objections and had a great impact on the media and public imagination.(教材原句,P12) 另一方面,多莉的出現(xiàn)引起了一陣強烈的反對,對媒體和公眾的想象力也產(chǎn)生了極大的影響。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 ②I objected to having to rewrite the article. 我反對重寫這篇文章。 ③Normally he would have no objection to the whole world knowing his business. 正常來說,他不會反對整個世界都知道他的事。 ④Some people objected that the new tax law was unfair. 一些人反對說,新稅法不公平。,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,4.forbid vt.(forbade/forbad;forbidden) order sb.not to do 禁止;不準(zhǔn) ①In some Middle Eastern countries,exposing your flesh is forbidden,especially if you are a woman.(2014重慶卷),即境活用用所給詞的適當(dāng)形式填空 ②His mother forbade him to swim(swim) in the river. 他的母親不許他在河里游泳。 ③Smoking(smoke) is forbidden.Put out your cigarette. 禁止吸煙,把煙滅掉。,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,5.owe vt.be in debt to sb.欠(賬、錢等);欠(情) recognize sb./sth.as the cause of sth.歸因于 ①You owe the lady an apology.(教材原句,P13) 你得向這位女士道歉。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 ②He asked for help from a colleague who owed him a favour. 他向一位曾欠他一個人情的同事求助。 ③Their success owes more to good luck than to careful management. 他們的成功與其說歸功于細(xì)心的管理倒不如說是歸功于好運氣。 ④I owe a lot to my wife and children. 我很感激我的妻子和孩子。 ⑤Owing to the bad weather,we didn’t go to the park. 由于天氣不好,我們沒有去公園。,,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,6.strike vi. 給……以印象 ①The popularity of films such as Jurassic Park,in which a scientist clones several kinds of extinct dinosaurs,proves how the idea struck a mixture of fear and excitement into people’s hearts.(教材原句,P15) 流行的電影如《侏羅紀(jì)公園》中,一位科學(xué)家克隆已經(jīng)滅絕的幾種恐龍,證明這個想法怎樣在人們的心中激起恐懼和興奮。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用用所給詞的適當(dāng)形式填空 ②Everything seemed to be going fine when suddenly disasters struck(strike). ③When it seemed to him that it must be nearly daylight,he heard the clock struck(strike) ten! 完成句子 ④I wanted to strike him on the face with the peanut butter and sandwiches. 我真想把花生醬和三明治全打在他的臉上。 ⑤It suddenly struck me how we could improve the situation. 我突然想到一個辦法可以讓我們改善這種狀況。,,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,7.bother vt.cause trouble or worry to sb.打擾;使不安 feel slightly worried操心 n.trouble caused to sb.煩擾 ①However,the problem that she later developed a serious lung disease bothered scientists.(教材原句,P14) 然而,之后她患上了嚴(yán)重的肺病的問題使科學(xué)家們困擾。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 ②Don’t bother about such an unimportant thing. 不要為那樣一件不重要的事情而煩惱。 ③You needn’t bother to come to my office. 你不必特地來我辦公室。,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,8.resist vt.use force to stop sth.happening抵抗;對抗 ①She couldn’t resist laughing at him in those clothes. 她見到他穿著那樣的衣服忍不住笑了。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 ②I couldn’t resist telling him the secret. 我忍不住告訴了他這個秘密。 ③He is in good health—he is able to resist diseases. 他身體健康,能抵抗疾病。,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,9.pay off 得到好結(jié)果;取得成功;償清 ①But at last the determination and patience of the scientists paid off in 1996 with a breakthrough—the cloning of Dolly the sheep.(教材原句,P11) 但是決心和耐心使科學(xué)家們最終于1996年收獲了突破性的結(jié)果——克隆羊“多莉”。,,即境活用介副詞填空 ②He paid me back by not coming. 他采取不來的方式向我報復(fù)。 ③He had paid out good money to educate his daughter at a boarding school. 他花了很多錢讓他的女兒在寄宿學(xué)校受教育。 ④You pay down only ten dollars and then you pay five dollars a month for eight months. 你只需先付10美元,然后分8個月每月付5美元。 ⑤If you don’t work now,you’ll pay for it later when you fail your exams. 你現(xiàn)在不好好學(xué),到考試不及格時就得為此而付出代價。 ⑥It has been rather costly to install the machinery,but it should pay off in the long run. 安裝機械的代價很高,但從長遠(yuǎn)看是劃算的。,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,,,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,10.in favour of贊成;支持;有利于 ①Is it in favour of cloning or against it?(教材原句,P12) 作者的觀點是支持還是反對克隆?,即境活用完成句子 ②Will you do me a favour and phone for me? 你能否幫個忙給我打個電話? ③Most of us are in favour of the ban on smoking in public places. 我們大部分人支持在公共場合下禁止吸煙。,,,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,11.in good/poor condition 狀況好/壞 ①The dodo became extinct fairly recently so its DNA is still in good condition.(教材原句,P17) 渡渡鳥的滅絕時間距離現(xiàn)在相對較近,所以它的DNA狀況仍舊很好。,,Ⅰ,Ⅱ,6,7,8,9,10,1,2,3,4,5,11,即境活用完成句子 ②The car has been well maintained and is in good condition. 汽車得到很好的保養(yǎng),狀況很好。 ③On no condition should untrained personnel use the equipment. 沒有受到培訓(xùn)的人員決不能使用這個設(shè)備。 ④You can use the bicycle on condition that you return it tomorrow. 你可以使用自行車,條件是你得明天還給我。,,,,Ⅰ,Ⅱ,回扣教材,句式精解,1.It is a difficult task to undertake(undertake).(教材原句,P11) 2.Cloning plants is straightforward while cloning animals is very complicated.(教材原句,P11) 3.So the chance of dinosaurs ever returning(return) to the earth is merely a dream.(教材原句,P15),,,,Ⅰ,Ⅱ,回扣教材,句式精解,1.adj.+ to do,Ⅰ,Ⅱ,回扣教材,句式精解,即境活用用所給詞的適當(dāng)形式填空 ①The book is difficult to read(read). 這本書很難讀。 ②Not all the food is good to eat(eat). 不是所有的食物都好吃。 ③The park is very attractive to look at(look at). 這個公園引人注目。 ④This is a difficult sentence to understand(understand). 這是個難以理解的句子。,,,,,Ⅰ,Ⅱ,回扣教材,句式精解,2.while句型歸納,Ⅰ,Ⅱ,回扣教材,句式精解,即境活用判斷下列各句中while的詞性及意思 ①While I admit his good points,I can see his shortcomings.(從屬連詞,“雖然”) ②Men usually work more outside the home,while women take on more of the housework.(并列連詞,“而”) ③While the discussion was still going on,George came in.(從屬連詞,“當(dāng)……時候”),,,,,Ⅰ,Ⅱ,回扣教材,句式精解,3.v.-ing的復(fù)合結(jié)構(gòu),Ⅰ,Ⅱ,回扣教材,句式精解,即境活用句型轉(zhuǎn)換 ①It made her mother worried that Mary was ill. 瑪麗病了,使她媽媽很著急。 →Mary’s being ill made her mother worried. ②That she would come to help encouraged all of us. 她來幫忙鼓舞了我們。 →Her coming to help encouraged all of us. ③Would you mind if I used your computer? 用一下你的電腦介意嗎? →Would you mind my/me using your computer?,,,,