1、教师用书独具演示教学目标(1)熟记学案中所列出的单词和短语。(2)通过学案中所给出的重点单词和重点短语的学习，让学生能够正确理解和使用这些单词和短语，能够运用这些词语造句。Period Warming Up&Reading(3)通过对这些词汇的理解能够更深层次的理解课文，并通过课文加深对这些词汇的理解，更加熟练地运用这些词汇。(4)通过对本课文的理解，要求学生根据自己的想象描述一下未来的克隆技术会为我们人类克隆出一个怎样的世界，会有哪些利弊等。让学生就此展开讨论，并写一个简单的辩论报告。以提高学生的书面表达能力。教学地位单词和短语是构成句子的最小单位，在语言学习中起着至关重要的作用，所以理解和
2、正确运用英语单词和短语是英语学习的重点所在。新课导入建议It is known that cloning is a controversial topic whichwill become more important as the years pass.Differentpeople have different opinions about it.Now I want to askxxx to say something about cloning and discuss some of theissues associated with cloning.教学流程设计演示结束1differ
3、 vi.不同；相异Think about how they differ.(教材P10)想一想他们如何不同。Men differ in habits and appearance.人的相貌和习惯均不相同。He and his wife differ constantly.他与妻子常有分歧。differ from sb./sth.与某人/某物不同differ from/with sb.about/on sth.关于某事与某人有异议differ in.在方面不同 make a difference有影响，很重要the difference between A and B A与B之间的不同 be d
4、ifferent from sb.in.在方面不同于某人He differs from me on clothes.在衣着方面他不同于我。The two sides in the dispute still differ with each otherover the question of pay.争执的双方在报酬问题上仍各持己见。Can you tell the difference between them?你能说出他们的区别吗？City life is very different from country life.都市生活和乡村生活是非常不同的。differ from/differ
5、 withdiffer from表示相互有别，不同于。differ with指不同意某人的意见或与某人意见不同。完成句子French and English _(在 上 不 同)this aspect.Their house _(与我的房子不同，区别在于有)no garage.I _(和他观点不同)on the plan.【答案】differ in differs from mine in having differ with him2exact adj.准确的；精确的；严谨的；一丝不苟的It is a way of making an exact copy of another animal
6、 or plant.(教材 P11)这是一种用来生产与原型完全相同的动植物的方法。I am doubtful about the exact meaning of this sentence.我拿不准这句话的确切含义。You have to be very exact in this job，because a small mistake can make a big difference.做这项工作你必须非常严谨，因为一个小错就可能产生天壤之别。exactly adv.确切地；究竟；到底to be exact确切地说(exactly speaking)not exactly不完全；一点也不；
7、根本不Exactly speaking，the result is wrong.确切地说，这个结果不正确。Its exactly nine oclock.现在是九点整。完成句子确切地说，她是一个一丝不苟的人。_，she is a very exact person.现在大约两点钟，确切地说是两点三分三十五秒。Its about two oclockthree minutes and thirty-five seconds past，_.你做这项工作必须非常严谨。You have to _ in this job.【答案】To be exact/Exactly speaking to be ex
8、act be very exact3The fact that she seemed to develop normally wasvery encouraging.(教材P11)看来多莉是在正常地成长着，这很令人鼓舞。句中that引导同位语从句来说明fact的具体内容。The news came that the Spanish Football Team wonthe World Cup.传来了西班牙足球队赢得世界杯的消息。We have strong belief that we will win the war.我们对我们能赢得战争抱有坚定的信心。同位语从句可由 when，where，
9、how，why，that，whether等词引导。同位语从句一般放在 idea，fact，news，hope，belief，thought，doubt，question 等抽象名词之后，用以说明抽象名词的具体内容。有时为了保持句子的平衡，同位语从句还可以放在动词的后面。We must face the fact that we have run out of all themoney.我们必须面对我们已花完了钱这一事实。The plan has been put forward that more students willbe admitted to the colleges.让更多的学生上
10、大学的计划已经提出了。that 引导的同位语从句/关系代词 that 引导的定语从句的区别连词that引导同位语从句时，应在某些抽象名词之后，如：fact，hope，desire，thought等，对前面的名词起补充说明的作用，连词that只起引导同位语从句的作用，在从句中不担当任何成分，因此that引导的同位语从句是完整的，不缺任何成分。关系代词that引导定语从句时，关系代词that一方面起引导定语从句的作用；另一方面，that在定语从句中担当主语、宾语或表语。因此，that引导的定语从句是残缺的。【对接高考】(2013浙江高考)The only way to succeed at the
11、highest level is to have total belief _ you are betterthan anyone else on the sports field.Ahow BthatCwhichDwhether【解析】题干的意思是：“要取得最高层次的成功，唯一的方法就是要完全相信在体育运动领域你比其他任何人都优秀。”have total belief that.完全相信，为固定句式。此处belief后接了同位语从句，从句不缺少成分，用that引导，所以正确答案为B项。【答案】B翻译句子我们赢得比赛的消息传来了。_.【答 案】News/Word came that we wo
12、n the competition.4Cloning plants is straightforward while cloninganimals is very complicated.(教材P11)克隆植物简单，但克隆动物就很复杂了。while在本句中表示“对比”关系。表示同类事物之间的对比，常译作“然而，可是”。The south of the country grows richer，while thenorth grows poorer.这个国家的南方越来越富，而北方却越来越穷了。He likes pop music，while I am fond of countrymusic.他
13、喜欢流行音乐，而我喜欢乡村音乐。I like tea while she likes coffee.我喜欢喝茶，而她喜欢喝咖啡。while 的另外两个重要的含义：while 作从属连词，意为“当的时候”。while 作从属连词，意为“虽然，尽管”，表示让步关系。While I admit his good points，I can see his shortcomings.尽管我承认他的优点，但我还是能看到他的缺点。Ill take care of your child while you are away.你不在时，我会照顾你的孩子的。Please dont talk so loudly w
14、hile others are working.别人在工作时，别高声谈话。【对接高考】(2012 四 川 高 考)At school，some students areactive_some are shy，yet they can be good friendswith one another.AwhileBalthoughCsoDas【解析】句意：在学校里，一些学生是活跃的，而一些学生是腼腆的，然而他们彼此之间可以成为好朋友。some students are active与some are shy为对比关系，故选A项，while可以连接并列分句，表对比。【答案】A翻译句子 我喜欢唱歌，而
15、我妹妹喜欢跳舞。_ 汤姆很强壮，而他的弟弟却很瘦弱。_【答案】I like singing，while my sister likesdancing.Tom is strong while his little brother is weak.5undertake vt.(undertook，undertaken)着手；从事；承担；承诺；答应It is a difficult task to undertake.(教材 P11)这是一项很难完成的任务。The United Nations was supposed to undertake the responsibility for glob
16、al peace keeping.联合国应承担维护世界和平的责任。The company has announced that it will undertake a full investigation into the accident.公司已经宣布将对这一次事故全面调查。undertake a task/responsibility承担任务/责任undertake to do sth.同意、答应或着手做某事undertake for.为负责undertake thatclause 保证 undertaking n任务；事业；企业He undertook to pay the money
17、back in one month.他答应在一个月之内还钱。I can undertake that you will enjoy the trip.我保证你会喜欢这次旅行。完成句子我将保证你的安全。Ill_your security.她负责整个项目的组织工作。She_of the whole project.【答案】undertake forundertook the organization work6pay off得到好结果；取得成功；偿清But at last the determination and patience of thescientists paid off in 199
18、6 with a breakthroughthe cloningof Dolly the sheep.(教材P11)但是，科学家的决心和耐心最终得到了回报，这就是1996年具有突破性的克隆羊“多莉”的诞生。They took a hell of risk but it paid off.他们冒了很大的风险，但事情成功了。We paid off our mortgage after 15 years.我们历经15年时间终于还清了抵押贷款。pay sth.off 全部偿还；偿清pay sb.off 付清某人工资并解雇pay for 买；为付款；为付出代价pay back 还钱；偿还；报复pay m
19、oney for sth.付钱买pay up 付清欠款Can you lend me 10？Ill pay you back on Friday.你能借我十英镑吗？我星期五就还你。Ill make her pay for ruining my chances.我要让她因毁了我的机会吃苦头。【提示】pay off表示“得到回报”时，无被动语态，且一般用表示事物的名词作主语；表示“偿清”时，用人作主语。【对接高考】(2012 安 徽 高 考)Theathletesyearsofhardtraining_when she finally won the Olympic goldmedal.Awent
20、 onBgot throughCpaid offDended up【解析】句意：当这个运动员最终获得奥运会金牌时，她多年的刻苦训练总算得到了回报。pay off“得到回报”，符合句意。【答案】C【解析】pay off在此意为“取得成功，得到好结果”。show off炫耀；put off推迟；take off脱去，起飞。【答案】B(2013烟台高二质检)He worked hard before the College Entrance Examination，and it_.His dream of going to college came true.Ashowed off Bpaid of
21、fCput off Dtook off7Then_came the disturbing news that Dolly hadbecome seriously ill.(教材P11)接着传来了多莉病重的坏消息。本句是一个完全倒装句。完全倒装是把谓语动词完全置于主语前，其中主语必须是名词，若为代词则不倒装，这种结构中谓语部分无助动词(be，do，have)和情态动词，但可以有连系动词be。In came the doctor.医生进来了。There goes the bell.铃响了。Now comes your turn.现在轮到你了。须用完全倒装的情况有：当句首为副词out，in，up，d
22、own，off，here，there，now，then等，且主语为名词时，应用完全倒装。当表示地点的介词短语位于句首，且主语为名词时，应用完全倒装。在there be结构中，there为引导词，be动词之后为句子的主语，属完全倒装，be应与主语保持一致。除be以外，能与there连用的动词还有seem，exist，happen，appear，live，stand等。作表语的形容词、过去分词等较短，而主语相对比较长，为了保持句子平衡而将表语前置时，句子的主谓也应完全倒装。某些表示祝愿的句子也可用完全倒装(或部分倒装)。Under the tree were some children.树下有一些
23、孩子。There were a lot of people in the park last Sunday.上周日公园里有很多人。Gone are the days when we Chinese were looked downupon.中国人被歧视的日子已成为过去。Long live the Chinese Communist Party of China!中国共产党万岁！【答案】in came the headmaster Behind thecounter stood Away flew the birds用倒装句完成下列句子The door opened and _(校长进来了)._
24、(柜台后站着)a beautiful girl._(鸟飞走了)in all directions.8cast down沮丧；不愉快(多用于被动语态)Cloning scientists were cast down to find that Dollysillnesses were more appropriate to a much older animal.(教材P12)研究克隆的科学家们发现多莉得的病更容易发生在年老的动物身上，这让他们很沮丧。He was cast down by what his manager said.经理说的话使他沮丧。Anybody would be cast
25、 down at such bad news asthat.任何人听到那样一条坏消息都会感到沮丧的。cast out 驱逐出去；赶走cast a shadow(在心理上)留下阴影cast off 摆脱掉；抛弃You really must cast off all these bad habits.你确实应该抛弃这些坏习惯。完成句子她因被解雇而感到非常沮丧。She_by her dismissal.他已经放弃了出国的打算。He_his idea of going abroad.纯真的爱情是无畏的。Perfect love _.【答案】was much cast down cast offcas
26、ts out fear9altogether adv.全部；总共；总而言之；完全地Altogether Dolly lived six and a half years，half thelength of the life of the original sheep.(教材P12)多莉总共只存活了六年半，这是它的原型羊寿命的一半。How much will it be altogether？总共多少钱？Theweatherwasbadandthefoodwasdreadful.Altogether the holiday was very disappointing.天气又坏，吃的又糟。总而言
27、之，这次假期很让人扫兴。Hes not altogether sure what to do.他不能完全确定做什么。all together/altogether作“总共”讲时，它们可以互换使用。all together作“一道，一起”讲时，不能用altogether替换。altogether意为“完全地，总而言之”时，不可与all together互换。Its altogether out of the question.这是完全不可能的。There were altogether/all together 40 students in theclass.班上总共有40个学生。They ca
28、me all together.他们都一起来的。完成句子We have invited fifty people _(总共)I _(不完全同意你的意见)Can you put your books _(都放进这个箱子里)?_(总之)，the meeting was a success.【答案】altogether/all together dont altogether agree with you all together in this box Altogether10objection n不赞成；反对；异议On the other hand，Dollys appearance raise
29、d astorm of objections and had a great impact on the mediaand public imagination.(教材P12)另一方面，多莉的出现引起了强烈反对，激起了媒体的热炒和公众的想象。Do you have any objections？你有任何异议吗？Whats your objection to my plan?你对我的计划有什么异议？raise an objection to sth.对提出异议have/make/take an objection to(doing)sth.反对某事 object to sth./sb.反对某事/
30、某人object to doing sth.反对干某事object to sb.doing sth.反对某人干某事object that.提出作为反对的理由 object n物，物体；目的，目标(purpose，objective)They object to this new law for religious reasons.出于宗教原因他们反对这一新法律。He strongly objects to being treated like a child.他强烈反对被人当孩子一样对待。【提示】object to中的to 为介词。单项填空The match was cancelled bec
31、ause most of the members_a match without a standard court.Aobjected to havingBwere objected to haveCobjected to haveDwere objected to having【解析】object是不及物动词，与介词to 搭配，意为“不赞成，反对”，其后跟名词或动名词形式。【答案】A完成句子 我们抗议这种待遇。We _ being treated like this.我提出反对意见；他太年轻不适合这个职位。I _ he was too young for the position.【答案】o
32、bject to/have an objection to objected that11obtain v得到；获得(较正式用语)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.(教材 P12)尽管目前供克隆研究的人类卵细胞和胚胎很难获得，报纸报道说，有些邪恶头目希望把自己克
33、隆出来以实现他们的野心。He finally obtained what he had always wanted.他终于得到了他一直想要的东西。We wished to obtain first-hand information.我们希望得到第一手信息。obtain knowledge/ones degree获得知识/学位obtain sb.sth./obtain sth.for sb.给某人带来 I obtained this record for you with difficulty.我好不容易为你弄到了这张唱片。She obtained her doctors degree in 2
34、012.她在2012年获得了博士学位。The books can be obtained from the library.这些书可以在图书馆里借到。obtain/achieve/attain/gain/acquireobtain指经过努力或付出代价或经过很长时间得到所需要的东西。achieve 指通过个人努力改善自己的情况。attain是正式用语，指经过艰苦努力才使人达到完美的境界。gain指需要做出比obtain更大的努力，往往指通过竞争获得某些有价值的东西。acquire 指经过不懈努力才获得的技术、知识等抽象的东西，也指养成习惯等。【解析】obtain“获得；得到”，本题指警方从审讯中
35、获取了他们想要的信息，此处obtain可用get替代。seize抓住，逮捕；recover恢复，重新获得；appeal(迫切)要求，有吸引力(to)。【答案】D(2013商丘高二质检)After questioning the man for six hours，the police _ the information they wanted.Aseized BrecoveredCappealed Dobtained12forbid vt.(forbade，forbad；forbidden)禁止；不准Some began to reform their legal systems and fo
36、rbaderesearch into human cloning.(教材P12)一些(政府)开始改革他们的法律体系来禁止对克隆人的研究The new rule forbids smoking in offices.新规定禁止在办公室内抽烟。My parents forbid me to drink too much.我的父母不准我喝太多酒。forbid sb.to do sth.禁止某人做某事forbid doing sth.禁止做某事forbid sb.sth.禁止某人某事forbid sb.from doing 禁止某人做Its forbidden to do sth.做某事是禁止的He
37、forbade his children sweets because he didnt wanttheir teeth to be ruined.他不许孩子们吃糖，因为他不想让他们的牙齿受损。【提示】forbid后面不能直接跟动词不定式作宾语，而是跟动名词作宾语，但可以用forbid sb.to do sth.。单项填空 There is a board by the road，which _“Parking_！”Awrites；forbidding Breading；forbiddingCsays；forbidden Dsaying；forbidden【解析】句意：路边有一块木牌，上面写着
38、“禁止停车”。which引导一个非限制性定语从句，which后缺谓语，答案锁定A和C，say在此处的意思是“写着”。停车是被禁止的，要用forbidden。forbidding adj.可怕的，令人生畏的。【答案】C完成句子 The school_(禁止学生吸烟)【答案】forbids the students to smoke13in favour of 支持；赞成Is it in favour of cloning or against it？(教材 P12)它是赞成克隆行为还是反对克隆行为？There were 249 votes in favour of the plan and 12
39、3 against.有 249 票赞成这个计划，123 票反对。be in/out of favour(with sb.)be in/out of sb.s favour 得到/失去某人的尊重、赞同等in sb.s favour 对某人有利do sb.a favourdo a favour for sb.帮某人忙owe sb.a favour 欠某人情favourable adj.喜爱的；赞同的Could you do me a favour and pick up Sam from school today？今天你能帮我个忙去学校接萨姆吗？【教师备课资源】与in favour of结构相同的
40、短语有：in praise of表扬in honour of/in memory of纪念in need of需要in place of代替，取代in spite of不管，不顾，除了in search of追求，寻找in charge of管理【对接高考】(2011湖北高考)When asked about their opinionsabout the schoolmaster，many teachers would prefer tosee him step aside_younger men.Ain terms of Bin need ofCin favour ofDin praise
41、 of【解析】句意：在被问到他们对校长的看法时，很多老师说他们宁愿看到他让贤于更年轻的人。句中的stepaside“让位，让开”，后面接介词短语in favour of表示这些老师更赞成起用更年轻的人。A项“就而言”；B项“需要”；D项“表扬，称赞”。【答案】C【答案】in favour of in；favour Do me afavour用 favour 的相关短语填空Was he _ the death penalty?The court decided _ his _._ and turn the radio down while Im on the phone，will you?完成句子 In their arguments，_(我支持李先生)_(那些赞成新计划的人)put up yourhands please.【答案】I was in favour of Mr.Li Those(whoare)in favour of the new plans
