2019版高考英语大一轮复习 Unit 2 Cloning课件 新人教版选修8.ppt

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1、先熟读背诵精彩句型烂熟于心,主体段落常用句型锤炼之二十八:祈使句and/or(else)/otherwise陈述句,1. Follow your doctors advice, and you will get better soon.,接受医生的建议,你很快就会好的。,2. Hurry up, or/or else/otherwise you will be late.,快点,否则你会迟到的。,3.It is really very dangerous. One more step, and the baby will fall into the well.,真危险。再多迈一步,这个小孩就会

2、掉进井里。,4. Work harder, and you will succeed in your studies.,如果你更加努力学习,在学习上你就会成功。,5.Study hard, or/or else/otherwise you will fail in your exams.,如果你不努力学习,考试会不及格的。,6.Pay attention to what the teachers say in class,or/or else/otherwise you will leave out some important points.,上课时要注意老师们所说的话,否则你会遗漏一些要点

3、的。,1.努力学习,你终有一天会成功。,后临摹仿写妙语佳句信手拈来,2.抓住机会吧, 否则你会遗憾的。,3.叫你怎么做就怎么做, 否则你会有麻烦的。,Work hard,and youll succeed some day.,Take the chance, or/or else/otherwise you will regret it.,Do as youre told, or/or else/otherwise youll be in trouble.,.重点单词识记联想运用会书写一、核心单词,1._ adv.总共;完全地2._ vt. 禁止;不准3._ adj. 必须做的;义务的;强迫的

4、;强制的,altogether,forbid,compulsory,4._ vt. 欠(账、钱、人情等);归功于5._ adv. 立刻;不久6._vt. 打扰 vi. 操心 n. 烦扰7._ vi.& vt. 打;撞击;罢工 n. 罢工,owe,shortly,bother,strike,二、阅读单词,1.undertake vt. _2.drawback n. _3.straightforward adj. _4.breakthrough n. _5.obtain vt. _6.moral adj. _7.regulation n. _8.initial adj. _9.vain adj.

5、_10.resist vt. _,着手;从事;承担,缺点;不利条件,简单的;直接的;坦率的,突破,获得;赢得,道德(上)的;伦理的,规则;规章;法规,最初的;开始的,虚荣的;自负的;徒劳的,抵抗;对抗,三、拓展单词,1._ vi.不同;相异_ adj.不同的;与众不同的_ n.差异;不同2._ adj.精确的;准确的_ adv.准确地3._ adj.商业的;贸易的_ n.商业4._ n.改正;修正;纠正_ vt.改正;纠正5._ vi.反对;不赞成_ n.反对;异议6._ vt.& vi.积累;聚积_ n.积累_ adj.累积的,differ,different,difference,exac

6、t,exactly,commercial,commerce,correction,correct,object,objection,accumulate,accumulation,accumulative,7._ n.假定;设想_ vt.假定;设想8._ adv.仅;只;不过_ adj.仅仅的9._ v.装饰;布置_ n.装饰10._ adj.合情理的;讲道理的;公道的_ n.理由,道理,assumption,assume,merely,mere,decorate,decoration,reasonable,reason,会积累1.“完全地”完全掌握,altogether总共;完全地entir

7、ely 彻底地,完全地completely 完全地;圆满地,全面地totally 完全地;总共whole n. 整体adj. 全部的;整个的wholly adv. 完全地,2.“动词副词”构成的合成词,drawback n. 缺点breakdown n. 崩溃;故障farewell n. 告别feedback n. 反馈set-up n. 安排;组织breakup n. 破裂;解散,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,会应

8、用用所给词的适当形式填空,1.Her advice sounds _ (reason) and we should take it into consideration.2.I didnt say that I wanted to buy it but _ (mere) asked for the price.3.The purpose of education is not only the _ of knowledge.And it also means _ intelligence as well as abilities.(accumulate)4.From the appearanc

9、e,we can not tell the _ between the twins,though they always have some _ ideas.And as for this phenomenon,ideas _ among many people.(differ)5.Grey decided to move to the countryside and his mother made no _ to it,while his father _ to it.(object)6.Dont _ that you are a princess and stop living in _

10、any more.(assume),reasonable,merely,accumulation,accumulating,differences,different,differ,objection,objected,assume,assumptions,.核心短语识记联想运用会书写,1._得到好结果;取得成功;偿清2._ 使失望;使沮丧3._ 反对4._ 赞成;支持5._ 一定或注定(做)6.strike.into ones heart _7.from time to time _8.bring back to life _9.in vain _10.in good/poor condit

11、ion _,pay off,cast down,object to,in favour of,(be) bound to (do) .,使刻骨铭心,不时;偶尔,使复生;使复活,白费力气;枉费心机,状况很好/坏;情况很好/坏,会积累1.“inn.of”短语全接触,in favour of赞成;支持in memory of 为了纪念in search of 寻找in honour of 为了纪念in view of 鉴于;由于in terms of 谈及;就而言,2.heart相关短语全扫描,strike.into ones heart 使刻骨铭心put ones heart into. 用心于l

12、ose heart 灰心heart and soul 全心全意地heart to heart 诚恳地;倾心地,会应用选用上表左栏短语填空,1.The house really is _it would cost far too much to repair.2.Keep on working hard like this,and your research _ obtain great success.3.Since George heard of his failure in the exam,he has been very _.4.His efforts to raise money f

13、or his program were _ because no one showed any intention to take a cent out of their pockets.5.Mountain Tai _ its beauty _ and she decided to visit it again the next year.,in poor condition,is bound to,cast down,in vain,struck,into her heart,6.She made it clear that she _ the proposal,for it was us

14、eless.7.In ancient times,people believed that they could be _ after death.8.The athletes years of hard training _ when she finally won the Olympic gold medal.,objected to,brought back to life,paid off,.经典句式分析背诵仿写,句型公式1:全部倒装结构教材原句Then came the disturbing news that Dolly had become seriously ill.接着传来了

15、多莉病重的坏消息。句型仿写_ the pupils,on hearing their beloved pop star come.一听说他们喜欢的流行音乐歌星来了,学生们跑出了教室。,Out of the classroom ran,句型公式2:“主语beadj.to do”句式,不定式用主动形式表示被动意义。教材原句Although at present human egg cells and embryos needed for cloning research are difficult to obtain,newspapers wrote of evil leaders hoping

16、to clone themselves to attain their ambitions.报纸报道说,尽管目前供克隆研究的人类卵细胞很难获得,但有些邪恶头目希望把自己克隆出来以实现他们的野心。句型仿写English has a huge number of colourful and splendid expressions which _.英语中有大量绚烂而华丽但可能很难懂的表达。,may be difficult to understand,句型公式3:The advantage is that.“其优点是”, that引导表语从句。教材原句The advantage is that i

17、f 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.其优点是如果发生某种新的疾病,这类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。句型仿写_we can live a low-carbon life.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 t

18、hat,.语篇填空回顾补全热诵,阅读下面短文,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 is a way of _ (make) an exact copy of another animal or plant.It has two major uses.One is _ gardeners use it to produce commercial quantities of plants.The other is that it is _(value) for research on new plant species and for medical research on animals._,the process of cloning is difficult _ (undertake).Many attempts to clone mammals failed.The f

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