2020版高考英语一轮复习第1部分Unit2Cloning教学案含解析新人教版选修.doc

教学资料范本2020版高考英语一轮复习第1部分Unit2Cloning教学案含解析新人教版选修编 辑：_时 间：_Unit 2Cloning单词拼写应用核心单词1altogether adv.总共；完全地2forbid vt.禁止；不准3obtain vt.获得；赢得4owe vt.欠(账、钱、人情等)；归功于5shortly adv.立刻；不久6bother vt.打扰 vi.操心 n烦扰7strike vt.& vi.打；撞击；罢工 n罢工8drawback n缺点；不利条件9undertake vt.着手；从事；承担10breakthrough n突破11retire vi.退休；离开12resist vt.抵抗；对抗语境运用用所给词的适当形式填空。1We are supposed to_undertake (undertake) the responsibility to lead a lowcarbon lifestyle，which is of great significance.2Nowadays，energy can be_obtained (obtain) through various sources such as oil，coal，natural gas，solar heat，the wind and ocean tides. 3Our school is a nonsmoking school.So smoking is_forbidden ( forbid ) here.4Had I realized you were busy，I wouldnt have_bothered(bother) you with my questions.5But just as a coin has two sides，Internet has its own drawbacks (drawback)，which should not be neglected.6Having_retired(retire) from business，he now occupies himself with his garden.拓展单词1differ vi.不同；相异different adj.不同的difference n差异；不同2vt.使复杂化 adj.复杂的；难懂的 n复杂3correct adj.正确的 v改正correction n改正；纠正；修正4object vi.反对；不赞成objection n不赞成；反对；异议5accumulate vt.& vi.积累；聚积accumulation n积累；增加6assume vt.假定；设想assumption n假定；设想7popular adj.流行的；通俗的；受欢迎的popularity n受人喜爱；流行8decorate v装饰；装修decoration n装饰；装修9reason n原因；道理reasonable adj.合情理的；讲道理的；公道的10exact adj.精确的；准确的exactly adv.精确地；准确地语境运用用所给词的适当形式填空。1The purpose of education is not only the accumulation of knowledge.And it also means accumulating intelligence as well as abilities.(accumulate)2From the appearance，we cannot tell the differences between the twins，though they always have some different ideas.And as for this phenomenon，ideas differ among many people.(differ)3Grey decided to move to the countryside and his mother made no objection to it，while his father objected to it.(object)4Dont assume that you are a princess and stop living in assumptions any more.(assume)5We need to know the exact time the incident occurred.So youd better describe the details exactly(exact)6They decorated the room with beautiful Christmas decorations(decorate)阅读词汇1straightforward adj.简单的；直接的；坦率的2twin n双胞胎之一；孪生儿之一adj.成对的；成双的3cast vt.扔；投；掷4procedure n程序；步骤；手续5medium n媒介；手段；工具6adj.必须做的；义务的；强迫的；强制的7adore vt.崇拜；爱慕；喜爱8opera n歌剧；歌剧团；歌剧院9moral adj.道德(上)的；伦理的10initial adj.最初的；开始的11vain adj.虚荣的；自负的；徒劳的拓展联想1.“动词副词”构成的合成名词drawback缺点breakdown 崩溃；故障farewell 告别feedback 反馈setup 计划；组织breakup 分手；中断2.表示“反对；拒绝”的词荟萃against prep.反对oppose v反对object vi.反对disagree vi.不同意reject vt.拒绝refuse v拒绝3.resist形近词集锦resist v抵抗insist v坚持assist v协助assistant n助手consist vi.由组成consistent adj.始终如一的熟词生义你知道下面句子中黑体词的汉语意思吗？1(20xx全国卷)When I arrived, I saw a 2to 3weekold owl. It had already been placed in a carrier for safety. 临时庇护处；简易的窝2(20xxstruck me as the perfect solution. 让人觉得3China is the only nuclear state to publicly undertake not to be the first to use nuclear weapons or to use nuclear weapons against nonnuclear weapon states. 承诺；答应 短语多维应用高频短语1.cast_down使失望；使沮丧2in_favour_of 赞成；支持3bring_back_to_life 使复生；使复活4(be)_bound_to_(do) 一定或注定(做)5in_good/poor_condition 状况很好(坏)；情况很好(坏)语境运用选用左边短语的适当形式填空。Are you in_favour_of cloning human beings? Especially when your health is in_poor_condition，you are_bound_to want to bring yourself back_to_lifeDont worry.Human cloning technology doesnt cast you down.高频短语6.object_to 反对7pay_off 得到好结果；取得成功；偿清8in_vain 白费力气；枉费心机9from_time_to_time 不时；偶尔10strike_.into_ones_heart 使刻骨铭心语境运用选用左边短语的适当形式填空。Only if you dont object_to cloning human beings can what you do for your health pays_offThe successful organs cloning contributes to the patients recovery.I believe it will strike the advanced medical technology into_your_heart.拓展联想1.“in名词of”短语全接触in favour of赞成；支持in search of 寻找in view of 鉴于；由于in memory of 为了纪念in honour of 为了纪念in terms of 就而言2“in名词”短语一览in vain白费力气；枉费心机in relief 如释重负地in short 总之；简言之in trouble 陷入麻烦in need 在困难中；急需in danger 在危险中句式结构仿写教材原句背诵句式仿写应用1.完全倒装。Then came the disturbing news然后传来了令人兴奋的消息，法国队赢得了世界杯。Then_came_the_exciting_news that French football team won the World Cup.2.“主语beadj.to do”句式，不定式用主动形式表示被动意义。Although at present human egg cells and embryos needed for cloning research are difficult to obtain，newspapers wrote of evil leaders hoping to clone themselves to attain their ambitions.英语中有大量绚烂而华丽但可能很难懂的表达。English has a huge number of colourful and splendid expressions which may_be_difficult_to_understand.3.The advantage is that.其优点是。The advantage is that if there is a new illness some of these animals may die，but others will survive and pass on the ability to resist that disease to the next generation.骑自行车上班的优势是我们可以过一种低碳生活。The_advantage_of_cycling_to_work_is_that we can live a lowcarbon life.精讲4个考纲单词1differ vi.不同；相异(1)单句语法填空from each other in character，we are still great friends.(20xx全国卷)Over the years，there have been a number of different(differ) techniques to help designers approach this important point.oreigners，we should pay more attention to the differences(difference) in our body language.(2)链接写作完成句子我坚信如果每个人都努力一点，我们将起重大作用。I hold the firm belief that if everyone makes a little effort，we can_make_a_big_difference先理解再牢记 (1)differ in在方面不同differ from 与不同(2)difference n不同之处make a difference 起作用；有影响(3)different adj.不同的be different from.in.在方面与不同(4)differently adv.不同地佳句背诵The twin brothers are alike in appearance but differ greatly in character.2.forbid vt.禁止；不准(forbade，forbad；forbidden；forbidding)(1)单句语法填空/单句改错It is high time that we forbade setting (set) off fireworks in urban areas.I think the middle school students should be forbidden to_use (use) smartphones at school.I think it necessary to forbid shops and supermarkets offering free plastic shopping bags.offering前加from(2)链接写作句式升级(普通表达)We were forbidden from going out，so we had to stay at home aimlessly.(高级表达)Forbidden_from_going_out，we had to stay at home aimlessly.(分词短语作状语)先理解再牢记 forbid sb.sth. 禁止某人某事forbid doing sth.禁止做某事禁止某人做某事联想发散与forbid用法类似荟萃：allow/permit/advise sb.to do sth.allow/permit/advise doing sth.3.owe vt.欠(账、钱、人情等)；归功于；应感谢(1)单句语法填空My English teacher is such a great soul，to whom I owe many thanks.I owe it to you that I have made great progress in my English.(2)链接写作句式升级(普通表达)Owing to her assistance，we succeeded in starting the engine.(高级表达)It_was_owing_to_her_assistance_that we succeeded in starting the engine.(强调句型)先理解再牢记 (1)owe sb.an apology该向某人道歉owe sb.sth.owe sth.to sb.欠某人某物(2)owe.to.把归功于owe it to sb.that.多亏某人(3)owing to 因为；由于佳句背诵I owe an apology to you for being unable to travel with you.4.strike vt.& vi.打；撞击；罢工；袭击；报时；划(火柴)；忽然想起 n罢工(1)写出下列句中strike的词性和词义A big earthquake struck the city last year，killing dozens of people.vt.突然袭击A wonderful idea struck me suddenly when I was walking on the street.vt.忽然想起It is by no means clear what the president can do to end the strike.n.罢工I got up early this morning before the clock struck five. vt.&_vi.(钟)报时(2)链接写作句式升级(普通表达)Because we were struck by the beauty of the West Lake，we stopped to admire the beautiful scenery.(高级表达)Struck_by_the_beauty_of_the_West_Lake，we stopped to admire the beautiful scenery.(过去分词作状语)先理解再牢记 (1)be struck with/by为所袭击(感动)It strikes me that.我觉得；我的印象是sth.strike sb.某人突然想到(2)strike .into ones heart 使刻骨铭心(3)be on strike 在罢工go on strike 举行罢工诠释2个核心短语1pay off 得到好结果；取得成功；偿清(1)单句语法填空What made him happy was that after all these years he at last paid off all his debts.(20xx天津卷)Will you please pay a visit to Tianjin again so that we may meet again?Id also like to know how much I have to pay for(2)链接写作完成句子( 20xx全国卷)我想邀请你参观剪纸展览。Id_like_to_invite_you_to_pay_a_visit_to the papercutting exhibition.先理解再牢记 pay for为付款；为付出代价pay sb.(for sth.)为付款给某人pay back 还钱；报复pay a visit to 拜访pay attention to 注意名师点津pay off表示“得到回报；取得成功”时是不及物动词短语，不用于被动语态。2.in good/poor condition状况很好(坏)；情况很好(坏)(1)单句改错/单句语法填空I dont care about the price，as long as the cellphone is in good conditions.conditionsconditionThey agreed to lend me the car on condition that I return it before the weekend.(2)链接写作句式升级(普通表达)You should lose heart on no condition when you are in trouble.(高级表达)On_no_condition_should_you_lose_heart when you are in trouble.(倒装)先理解再牢记 (1)out of condition 健康状况欠佳(2)on condition that.在条件下；倘若on no condition 一点也不；决不(放在句首时，用部分倒装语序)(3)working/living/studying conditions工作/生活/学习环境突破1个高考句型(教材P15)The_advantage_is_that if there is a new illness some of these animals may die，but others will survive and pass on the ability to resist that disease to the next generation.其优势是如果发生某种新的疾病，这些动物中的一些可能会死掉，但是另外一些却能存活下来，并且把这种免疫力传给下一代。要点提炼The advantage is that.“优势是”，that引导表语从句。(1)单句语法填空/单句改错The drawback of the popularity of cars is that it brings about so much air pollution.The disadvantage of the area is that there is no public transport.The chance is one smoker in four will die of lung cancer.one_前加that(2)链接写作完成句子在你所就读的大学里住宿的优势在于如果你有问题可以得到帮助。The_advantage_ofis_that_you _can_get_support if you had a problem.先理解再牢记 The advantage/strength of.is that.的优势是The disadvantage of.is that.的不足是The drawback of.is that.的缺点是The problem of.is that.的问题是The chance is that.有可能佳句背诵The advantage of smiling is that it can not only make us happy，but also please others.单句语法填空1When climbing Mount Huang last year，all the tourists were_struck (strike) by its beauty.2Seeing Tom in such funny clothes，I was unable to resist laughing(laugh)3His parents tried to persuade him not to apply for the wellpaid job，but their efforts were in vain.4We had our furniture moved to the new house when the decoration (decorate) of the house was finished.5Our parents send us to school so as to enable us to_obtain (obtain) knowledge and achieve great things in the future.6Only if we know what we do in our daily life and live a lowcarbon life can we make a difference(differ)7Its reported that theres a big breakthrough in the cancer treatment.8There is no doubt that cellphones have a negative impact on our lives.9(20xx济南质检)My father forbids10(20xx东北三省四市联考)It is reasonable(reason) to forgive him.After all，he is only a child.单句改错1It suddenly struck to me that we ought to make a new plan.去掉第一个to2No one knows exact how the earth began as it happened so long ago.exactexactly3There is some doubt whether the young man can undertake of such an important task.去掉of4There is a general belief which things will soon get better.whichthat5show_showing6Owe to his absence，we had to put off the class meeting till next week.OweOwing.课文语法填空根据P1112课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。Cloning has always been with us and is here to stay.It is a way of 1.making2.quantities(quantity) of plants.3.The other is that it is valuable for research on new plant species and for medical research on animals.However，the process of cloning is difficult 4.to_undertake(undertake)Many attempts to clone mammals failed.The breakthrough that scientists made in history is in the year 1996.The first successful cloning，Dolly the sheep，made the whole 5.scientific(science)world follow its process，though it had 6.more(many) problems than the normal sheep.On the other hand，Dollys appearance 7.raised(raise) a storm of objections and had a great impact 8.on the media and public imagination.Different people have different 9.opinions(opinion) on it.However，scientists still wonder whether cloning will help 10.or harm us and where it is leadi