高二英語(yǔ)單元復(fù)習(xí)配套課件：Module5《Cloning》 （外研版選修6）

,. 句式填空 1. while +v. -ing 當(dāng)做的時(shí)候 While studying at university（當(dāng)在大學(xué)學(xué)習(xí)時(shí)）, he discovers the secret of how to create life. 2. wish +（that) +主語(yǔ)+虛擬語(yǔ)氣 I wish I had not done（我沒(méi)做） this terrible thing. 3to do 形式作主語(yǔ) But to rely on a few cloned animals or crops (依靠少數(shù)克隆的動(dòng)植物) would restrict the biodiversity of the breed.,. 教材設(shè)題 1. I hid in the garden and stayed there till morning, _ by what I had done. A. terrified B. terrifying C. being terrified D. to be terrified 【解析】選A。句意為：我藏在花園里，一直待到清晨，為我的所作所為感到恐懼。terrified與主語(yǔ)I之間為被動(dòng)關(guān)系，故用過(guò)去分詞形式。C表示正受到驚嚇；D表示將要受到驚嚇，均與題意不符。,2. In fact, it was in 1866 _ Mendel first recorded the results of growing pea plants. A. when B. how C. why D. that 【解析】選D?？疾閺?qiáng)調(diào)句式。句意為：事實(shí)上，在1866年孟德?tīng)柧褪状斡涗浵铝朔N植豌豆的結(jié)果。it was. . . that. . . 為強(qiáng)調(diào)句式，去掉該結(jié)構(gòu)后，原句仍然成立。,3. A clone is an organism which is genetically _ to another one. A. optional B. controversial C. identical D. beneficial 【解析】選C?？疾樾稳菰~詞義辨析。句意為：一個(gè)克隆體就是在基因上與另外一個(gè)生物體完全一樣的生物體。optional可選擇的，隨意的；controversial引起爭(zhēng)議的，引起爭(zhēng)論的；beneficial有益的；identical相同的，符合題意。,4. A doctor wants to offer cloning as a treatment for couples who find _ difficult to have children. A. one B. it C. that D. too 【解析】選B?？疾樾问劫e語(yǔ)。句意為：一名醫(yī)生想為那些發(fā)現(xiàn)很難生育孩子的夫婦提供克隆作為治療方法。it在此作形式賓語(yǔ)，真正的賓語(yǔ)為to have children。,1. Seeing the inviting sweets, the boy couldnt _ reaching out for some. A. decline B. refuse C. reject D. resist 【解析】選D?？疾閯?dòng)詞辨析。句意為：看到誘人的糖果，那個(gè)男孩子忍不住伸手拿了一些。cant resist doing= cant help doing。decline拒絕，謝絕；refuse拒絕，接不定式；reject拒絕，抵制，后接名詞。,2Nobody wanted to make friends with the student _ money. A. suspected having stolen B. suspected to steal C. suspected to have stolen D. suspected of having stolen 【解析】選D。句意為：沒(méi)人愿意和那個(gè)被懷疑偷錢(qián)的學(xué)生交朋友。suspect sb. of (doing)sth. 懷疑某人（做）某事。故選D。,3. _ in the video games, he didnt notice his father coming. A. Absorbed B. Absorbing C. Having absorbed D. Being absorbed 【解析】選A。句意為：沉浸在電子游戲當(dāng)中，他沒(méi)注意到父親進(jìn)來(lái)。be absorbed in sth. 專(zhuān)心致志于。此句為省略句，補(bǔ)全后為：Because he was absorbed in the video games, he. . . 。,4. With no hope for _ and no way to reduce her pain，the patient sought her doctors help to end her life. A. treat B. cure C. ache D. love 【解析】選B?？疾槊~辨析。句意：由于沒(méi)有了治愈疾病的希望，又沒(méi)有辦法減少痛苦，病人尋求她的醫(yī)生的幫助來(lái)結(jié)束她的生命。and連接兩個(gè)名詞短語(yǔ)作with的賓語(yǔ)，即no hope for cure和no way to reduce. . . , 表示原因。cure“治愈”，與句意吻合。treat對(duì)待；ache疼；love關(guān)愛(ài)，均與句意不吻合。,5. 完成句子 1）Her dark hair contrasts with (與形成對(duì)比) her pale silk coat. 2）In contrast with（與相比）the city life, time seemed to pass slowly in the country.,1. The way the guests _ in the hotel influenced their evaluation of the service. 2009北京，27 A. treated B. were treated C. would treat D. would be treated 【解析】選B。“客人”與“招待”的關(guān)系為被動(dòng)關(guān)系；treat的動(dòng)作與influence的動(dòng)作具有同時(shí)性，應(yīng)用一般過(guò)去時(shí)。,2How about your journey to Mount Emei? Everything was wonderful except that our car _ twice on the way. 2009四川，8 A. slowed down B. broke down C. got down D. put down 【解析】選B。slow down放慢（速度），（使）減速；break down（健康）垮掉，分解，（機(jī)器等）出故障；get down下來(lái)，寫(xiě)下，使沮喪；put down記下。,3It took the new teacher weeks to bring her class _ . A. beyond control B. in control of C. out of control D. under control 【解析】選D。句意為：這位新老師花了好幾周的時(shí)間才控制好班級(jí)。bring. . . under control使得到控制。A、C均意為：失去控制，不合題意。B項(xiàng)后面需加賓語(yǔ)，不符合語(yǔ)法結(jié)構(gòu)。,1. How I wish I _ hard when I was at school! A. had studied B. studied C. should study D. would study 【解析】選A。由后面was可知說(shuō)話人表達(dá)的是與過(guò)去相反的愿望，故用過(guò)去完成時(shí)。,2. 句型轉(zhuǎn)換 1) You are very kind. You could say so. (用it和不定式) Its kind of you to say so . 2)Where will we go out for the weekend? This hasnt been decided. (用不定式作主語(yǔ)) Where to go out for the weekend hasnt been decided.,1. It was really a _ experience, after which everyone was very _ . A. terrifying; shocking B. terrified; shocking C. terrifying; shocked D. terrified; shocked 【解析】選C。一般來(lái)說(shuō)，形容詞化的分詞，常用-ing形式修飾物；-ed形式修飾人。故本題選C。,2. Our elder son has been _the Continent for several months. 2011荊門(mén)模擬 A. knocking about B. knocking down C. knocking over D. knocking out 【解析】選A。考查動(dòng)詞詞組辨析。句意：我們大兒子已在歐洲大陸轉(zhuǎn)了幾個(gè)月了。knock about閑逛；knock down撞倒；knock over打翻；knock out摧毀。,. 單詞拼寫(xiě) 1. The tall boy terrified（威嚇） him into stealing money. 2. The white snow contrasts （形成對(duì)比）with the brilliant blue sky. 3. This medicine cured（治愈） her of cough. 4. I couldnt resist（抵抗） glancing at her paper. 5. In cold climates, houses need to have walls that will absorb（吸收） heat.,6. The bad meat gave out a disgusting（令人惡心的） smell. 7. People suspect（懷疑） the truth of the news. 8. Do you think it will be beneficial（有益的） to your body? 9. He treated（招待） her to a dinner, but she refused. 10. Chase（追趕） after Tim and ask him to get some bananas while hes at the shop.,. 用所給詞語(yǔ)的正確形式填空 break down, in contrast with, suspect . . . of, cure. . . of, treat. . . as, get out of control 1. Her bad behaviour was in contrast with her fine words. 2. The bridge broke down in last earthquake. 3. The angry fans got out of control at last. 4. The police suspected her of murder. 5. The teachers must treat the students as adults. 6. The doctor devoted himself to curing the patient of cancer.,. 單項(xiàng)填空 1. Im sorry. I shouldnt have shouted at you the other day. Forget it. I was a bit _ myself. 2011長(zhǎng)春模擬 A. out of control B. under control C. lost control D. in control 【解析】選A。句意為：對(duì)不起，那天我不該沖你嚷嚷。忘了吧。我自己也有點(diǎn)失控。be out of control失去控制；under control 處于控制之下；lost control失去控制，但此處不需要謂語(yǔ)動(dòng)詞；in control在控制之中。故A項(xiàng)最佳。,2. The look _ on his face shows that hes greatly _ . A. terrified; terrified B. terrified; terrifying C. terrifying; terrifying D. terrifying; terrified 【解析】選A。句意為：他臉上害怕的表情表明他極其恐懼。terrified用來(lái)修飾人及人的表情，terrifying用來(lái)修飾物，根據(jù)題意，應(yīng)選A。,3. The man _ of shooting 6 school children was caught by the police. 2011永州模擬 A. being suspected B. suspecting C. suspected D. to be suspected 【解析】選C。句意為：那個(gè)被懷疑射殺6名學(xué)生的人被警方抓住了。分析題干可知，the man與suspect之間為被動(dòng)關(guān)系，故排除B。A表示正在受到懷疑，D表示將要受到懷疑，均與題意不符。,4. How much of the foreign experts speech have you understood? Next to nothing. I wish I _ harder at English. A. worked B. had worked C. would work D. were working 【解析】選B。句意為：那位外國(guó)專(zhuān)家的演講你聽(tīng)懂多少？幾乎都不懂。我真希望我當(dāng)年學(xué)英語(yǔ)時(shí)更努力些。由上下文可知后面說(shuō)的事與過(guò)去的事實(shí)相反，故用過(guò)去完成時(shí)。,5. This afternoon lets go to a good restaurant. Oh, itll cost a lot of money. Dont worry. It is my _ today. A. service B. offer C. turn D. treat 【解析】選D。It is my treat today. 今天我請(qǐng)客。此句為固定表達(dá)方式。,6. At one point, the peace talks between the two countries seemed close to _ . 2011漳州模擬 A. break away B. break through C. breaking down D. breaking out 【解析】選C。句意為：曾經(jīng)一度，這兩國(guó)之間的和談似乎就要破裂。break down分解，發(fā)生故障，失??；break through 突破，突圍；break away脫離，放棄，逃跑；break out爆發(fā)。因close to中的to為介詞，需接v. -ing形式。,【舉一反三】 At first he refused to admit he had stolen but when he was shown the videotape he _ and admitted everything. A. broke up B. broke away C. broke down D. broke in 【解析】選C?？疾閯?dòng)詞短語(yǔ)辨析。break down垮掉，崩潰，符合題意。break up打碎，分解；break away突然離開(kāi)，放棄；break in闖入，打斷。,7. They were often so _ in their research that they skipped meals and rest. 2011上海模擬 A. attracted B. absorbed C. drawn D. concentrated 【解析】選B。句意為：他們常常專(zhuān)注于研究，甚至廢寢忘食。be absorbed in專(zhuān)心致志于, 符合題意。,【舉一反三】 _ writing the article, he forgot that he had a meeting to attend. A. Absorbed in B. Absorbing at C. To absorb in D. Having absorbed by 【解析】選A。be absorbed in“全神貫注于”。當(dāng)從句主語(yǔ)和主句主語(yǔ)一致且從句中含有be動(dòng)詞時(shí)，可把從句主語(yǔ)和be動(dòng)詞同時(shí)省略，從句補(bǔ)充完整為：When he was absorbed in writing the article。,8. _ better in 2010 World Expo was the duty of every citizen in Shanghai. A. Being served B. To serve C. Serve D. Having served 【解析】選B?？疾榉侵^語(yǔ)形式。句意為：更好地為2010世博會(huì)服務(wù)是每個(gè)上海市民的職責(zé)。非謂語(yǔ)形式作主語(yǔ)，一般有v. -ing和不定式兩種形式。A項(xiàng)為被動(dòng)式，與題意不符，D項(xiàng)為完成式，常作狀語(yǔ)，且有逗號(hào)與后面句子分開(kāi)。,9. Mr. Black doesnt understand _ made his wife so upset this morning. A. what was it B. why it was that C. how that was D. what it was that 【解析】選D?？疾閺?qiáng)調(diào)句式。分析題干可知強(qiáng)調(diào)句式部分作賓語(yǔ)從句，語(yǔ)序用陳述語(yǔ)序，排除A；根據(jù)題意疑問(wèn)詞應(yīng)用what。,【方法技巧】 強(qiáng)調(diào)句式大觀園 強(qiáng)調(diào)是一種修辭，是人們?yōu)榱吮磉_(dá)自己的意愿或情感而使用的一種形式，主要有如下幾種形式： 1用助動(dòng)詞“do（doesdid）動(dòng)詞原形”來(lái)表示強(qiáng)調(diào)： He does know the place well 他的確很熟悉這個(gè)地方。 Do write to me when you get there 你到那兒后務(wù)必給我來(lái)信。,2用in the world，on earth，at all等介詞短語(yǔ)可以表達(dá)更強(qiáng)的語(yǔ)氣（常用于疑問(wèn)句)： Where in the world could he be？ 他到底會(huì)在哪兒？ What on earth is it？它究竟是什么？ Do you know at all？你到底知不知道？ 3用感嘆句來(lái)表示強(qiáng)烈的感情，突出說(shuō)話人的情感： How interesting a story it is！ 這是一個(gè)多么有趣的故事?。?Oh，what a lie！啊，真是彌天大謊！,4將要強(qiáng)調(diào)的句子或被強(qiáng)調(diào)的部分置于句首來(lái)加強(qiáng)語(yǔ)氣： On the table were some flowers 桌上擺著一些花。（強(qiáng)調(diào)地點(diǎn)） Many a time have I climbed that hill 我多次翻過(guò)那座山。 Only in this way can we solve this problem 只有這樣，我們才能解決這個(gè)問(wèn)題。,5用強(qiáng)調(diào)句型：“It is（was）被強(qiáng)調(diào)的部分that（who）原句其他部分”來(lái)強(qiáng)調(diào)說(shuō)話人的意愿： 被強(qiáng)調(diào)的部分為“人”時(shí)用who，為“物”時(shí)用that。 It was on Monday night that all this happened 所有這一切都發(fā)生在周一晚上。 Its me who he blamed他怪的是我。 注意：在It is (was). . . that句式中，被強(qiáng)調(diào)部分不能是謂語(yǔ)。,10. The CEO of the computer company made the final decision after he _ the matter with the board members. A. contacted B. connected C. consulted D. contrasted 【解析】選C?？疾閯?dòng)詞辨析。句意為：在與董事會(huì)成員商議之后，電腦公司的首席執(zhí)行官做了最終的決定。contact聯(lián)系；connect連接；consult商議，洽談；contrast對(duì)比，對(duì)照。,11. Many medical scientists have found the cure _ H1N1. Aof Bfor C. with D. on 【解析】選B。句意為：許多醫(yī)學(xué)家已經(jīng)找到治療H1N1的方法。cure for. . . 的療法，為固定搭配。,12. I couldnt _ telling him the secret. You shouldnt have done that. A. consist B. insist C. resist D. exist 【解析】選C。resist抵抗，抵制, 符合題意。consist構(gòu)成；insist堅(jiān)持；exist存在。,13. Jenny said she was _ by the programme on TV, and she turned it off. A. disgusted B. attracted C. disgusting D. attracting 【解析】選A。 be disgusted by. . . 因而感到厭煩，符合題意。由于是被動(dòng)關(guān)系，排除C、D。attract“吸引”，不合語(yǔ)境。,14. Its impossible for all the people _ jobs because _ of them are not fit for them. A. getting; none B. to get; all C. to get; not all D. get; every one 【解析】選B。本句中it作形式主語(yǔ)，不定式to get jobs作真正主語(yǔ)。根據(jù)句意及部分否定用法可知應(yīng)選B。,15. Whos that man? I havent seen him before. Oh, hes been _ here for days. A. knocking about B. turning up C. coming out D. taking in 【解析】選A?？疾閯?dòng)詞詞組辨析。句意：那個(gè)人是誰(shuí)？我以前從沒(méi)見(jiàn)過(guò)。噢，他已經(jīng)在這里閑逛好幾天了。A“閑逛”，符合句意。B“出現(xiàn)”；C“出來(lái)，出版，發(fā)表，顯露”；D“吸收，帶進(jìn)來(lái)”，均不符合句意。,. 閱讀理解 (A) Have you ever heard a news reporter talk about DNA? Reporters talk about DNA found at the scene of a crimeThey talk about police finding DNA “fingerprints” Police sometimes use DNA as a clue to find out who committed the crime DNA is a substance（物質(zhì)） that makes up genesEverything alive has genesPlants have genesAnimals have genesYou have genes,Genes are the basic units of heredity（遺傳）Heredity means all the characteristics you inherit from your parentsYou get your genes from your parentsYou inherit half of your genes from your motherYou inherit half of your genes from your father Genes are a kind of codeA trees genes tell what shape its leaves will beA cats genes tell what color its fur will beYour genes tell what color your eyes will beYour genes tell what color your hair will beEverything about you comes from the code in your genes,Genes line up on strands（鏈） called chromosomes（染色體） in cellsEverything alive is made up of cellsChromosomes are in the center, or nucleus, of cells Different parts of you are made of different kinds of cellsYour muscles are made of muscle cellsYour skin is made of skin cellsThe code in your genes tells your body to make different kinds of cellsThe genes in each cell tell the cell how to workThey tell the cell when to make new copies of itself,An Austrian monk named Gregor Mendel first saw inherited patterns in pea plantsHe experimented with pea plants in the 1860sOne of the things, or traits（特質(zhì)）， Mendel studied was what makes some pea plants tall and some shortHe said that the traits must come from units of heredity passed from the parent plantsThese units were later called genes,In the mid-1900s, scientists discovered that genes are made of DNAIn the 1970s, scientists learned how to change DNA with genetic engineeringScientists also learned that problems with certain genes cause diseasesMuscular dystrophy, cystic fibrosis, and hemophilia are some genetic diseasesdiseases caused by problems in genesToday, scientists are looking for ways to cure genetic diseases by changing genes through a process called gene therapy 【文章大意】本文介紹了DNA及基因的有關(guān)知識(shí)，以及科學(xué)家們正在利用基因療法來(lái)尋找一些疾病的治療方法。,1What is DNA? ADNA is a kind of gene BDNA is a substance that makes up genes CDNA is the basic unit of heredity DDNA is a measure to protect crime 【解析】選B。細(xì)節(jié)理解題。根據(jù)文章第二段第一句可知。,2Which of the following about genes is correct according to the passage? APlants, animals and human beings have the same genes BHalf people inherit all genes from their mothers, others from their fathers CGenes decide the trees leaves shapes, the cats furs color and our eyes color as well DGenes will give you a code when you need them 【解析】選C。推理判斷題。由文章第四段可知基因決定樹(shù)葉的形狀、貓皮毛的顏色以及我們眼睛的顏色。,3Where are genes? AGenes lining up on strands called chromosomes are in the center of cells BGenes hide in everything alive in your body CGenes can be nowhere but in your mind, controlling all your actions DGenes travel in your body and help cope skin, muscle, and eyes 【解析】選A。細(xì)節(jié)理解題。根據(jù)第五段可知正確答案。,4We can conclude that _ Ascientists were less intelligent than monks in 1900s Bsome genes are bad and can cause diseases Cwe dont need to worry about genetic diseases any longer Dthe discovery of genes may be of great help in our daily life 【解析】選D。推理判斷題。根據(jù)文章最后一段可知：科學(xué)家們正在通過(guò)基因療法努力尋找新的治療疾病的方法。,(B) The Human Genome(基因組) Project, a great $3 billion, 15-year task aimed at drawing the genetic map of humans, is now more than 90 percent completed. The scientific and medical communities are very excited about the chances genetic research provides for getting rid of diseases and prolonging(延長(zhǎng)) human life. But those communities and policy makers also are careful about the scientific door they are opening as the project uncovers the mysteries of life.,For the last few years, the genetic advances in the developing field of biotechnology have provided material for all kinds of work, but the developments of modern science in unlocking the secrets of the human genetic code(密碼) have opened a world of possibilities for human health, as well as for the popular imagination.,While European and Japanese researchers are making rapid progress in decoding(解碼) human DNA, the leading organization for genetic research in the United States, which began in 1990, is “unlocking the code” of the human body to learn how to defeat fatal(致命的)diseases. Already, the Human Genome Project has become widely known and praised for finding the genes connected with terrible diseases as yet(迄今), and making progress toward separating the genes that show a sign of breast cancer or AIDS.,Once these genes are found and studied, researchers can develop new ways to attack infections(傳染), and genetic diseases. Medical companies are very interested in mapping the human genome, as they expect to develop a lot of new drugs for these illnesses. 【文章大意】繪制人類(lèi)基因組圖，這將意味著人類(lèi)消滅癌癥、艾滋病的危害，延長(zhǎng)人類(lèi)壽命將成為現(xiàn)實(shí)。,5. Why did the scientists work hard at mapping the human genome? A. Because the human genome can destroy many illnesses. B. Because the human genomes completion can help them get rid of many diseases. C. Because they wanted to be better known than others. D. Because the human genome can provide a lot of chances of work.,【解析】選 B。語(yǔ)意理解題。從文章最后一段第一句話Once these genes are found and studied, researchers can develop new ways to attack infections, and genetic diseases. 可以看出科學(xué)家們完成人類(lèi)基因組圖的目的。,6. Which country studied the genes most rapidly in the world? A. Japan. B. Germany. C. The United States. D. China. 【解析】選C。細(xì)節(jié)理解題。由第三段. . . the leading organization for genetic research in the United States, 可知答案選 C。,7. The author suggests that the Human Genome Project can cause _ . A. the policy makers to feel very worried and careful B. the scientists to work harder C. many people to find work easily D. a lot of companies to produce many new drugs 【解析】選B。推理判斷題。從文章內(nèi)容可知，人類(lèi)基因組圖的完成將有助于科學(xué)家們攻克一系列難關(guān)。所以，他們會(huì)更努力地探究。,8. The main idea of this article is about _ . A. unlocking genetic code B. the genes discovery C. the great human genome D. the genes and the scientists 【解析】選A。主旨大意題。綜合文章內(nèi)容，不難概括出本文主旨：解讀基因密碼。,.單詞拼寫(xiě) 1.The tall boy terrified（威嚇） him into stealing money. 2.The white snow contrasts （形成對(duì)比）with the brilliant blue sky. 3.This medicine cured（治愈） her of cough. 4.I couldnt resist（抵抗） glancing at her paper. 5.In cold climates, houses need to have walls that will absorb（吸收） heat.,6.The bad meat gave out a disgusting（令人惡心的） smell. 7.People suspect（懷疑） the truth of the news. 8.Do you think it will be beneficial（有益的） to your body? 9.He treated（招待） her to a dinner, but she refused. 10.Chase（追趕） after Tim and ask him to get some bananas while hes at the shop.,.用所給詞語(yǔ)的正確形式填空 break down, in contrast with, suspect . of, cure.of, treat.as, get out of control 1.Her bad behaviour was in contrast with her fine words. 2.The bridge broke down in last earthquake. 3.The angry fans got out of control at last.,4.The police suspected her of murder. 5.The teachers must treat the students as adults. 6.The doctor devoted himself to curing the patient of cancer.,.語(yǔ)法和詞匯知識(shí) 1.Im sorry. I shouldnt have shouted at you the other day. Forget it. I was a bit_ myself. 2011長(zhǎng)春模擬 A. out of control B. under control C. lost control D. in control,【解析】選A。句意為：對(duì)不起，那天我不該沖你嚷嚷。忘了吧。我自己也有點(diǎn)失控。be out of control失去控制；under control 處于控制之下；lost control失去控制，但此處不需要謂語(yǔ)動(dòng)詞；in control在控制之中。故A項(xiàng)最佳。,2.The _ look on his face shows that hes greatly_ . A. terrified; terrified B. terrified; terrifying C. terrifying; terrifying D. terrifying; terrified 【解析】選A。句意為：他臉上害怕的表情表明他極其恐懼。terrified用來(lái)修飾人及人的表情，terrifying用來(lái)修飾物，根據(jù)題意，應(yīng)選A。,3.The man _ of shooting 6 school children was caught by the police. A. being suspected B. suspecting C. suspected D. to be suspected 【解析】選C。句意為：那個(gè)被懷疑射殺6名學(xué)生的人被警方抓住了。分析題干可知，the man與suspect之間為被動(dòng)關(guān)系，故排除B。A表示正在受到懷疑，D表示將要受到懷疑，均與題意不符。,4. How much of the foreign experts speech have you understood? Next to nothing. I wish I _ harder at English. A. worked B. had worked C. would work D. were working 【解析】選B。句意為：那位外國(guó)專(zhuān)家的演講你聽(tīng)懂多少？幾乎都不懂。我真希望我當(dāng)年學(xué)英語(yǔ)時(shí)更努力些。由上下文可知后面說(shuō)的事與過(guò)去的事實(shí)相反，故用過(guò)去完成時(shí)。,5. This afternoon lets go to a good restaurant. Oh, itll cost a lot of money. Dont worry. It is my _ today. A. service B. offer C. turn D. treat 【解析】選D。It is my treat today.今天我請(qǐng)客。此句為固定表達(dá)方式。,6. At one point, the peace talks between the two countries seemed close to _ . 2011銅川模擬 A. break away B. break through C. breaking down D. breaking out 【解析】選C。句意為：曾經(jīng)一度，這兩國(guó)之間的和談似乎就要破裂。break down分解，發(fā)生故障，失?。籦reak through 突破，突圍；break away脫離，放棄，逃跑；break out爆發(fā)。因close to中的to為介詞，需接v.-ing形式。,【舉一反三】 At first he refused to admit he had stolen but when he was shown the videotape he _ and admitted everything. A. broke up B .broke away C. broke down D. broke in 【解析】選C?？疾閯?dòng)詞短語(yǔ)辨析。break down垮掉，崩潰，符合題意。break up打碎，分解；break away突然離開(kāi)，放棄；break in闖入，打斷。,7. They were often so _ in their research that they skipped meals and rest. 2011上海模擬 A. attracted B. absorbed C. drawn D. concentrated 【解析】選B。句意為：他們常常專(zhuān)注于研究，甚至廢寢忘食。be absorbed in專(zhuān)心致志于, 符合題意。,【舉一反三】 _ writing the article, he forgot that he had a m