1、课前自主学习课堂互动探究 Todays technology developsso quickly that many im possible things become true;the cloning technology is the example.What is cloning?Cloning is a process used to create an exact copy of a mammal by using the completeUnit 2 Cloning课前自主学习课堂互动探究genetic material of a regular body cell.Differ
2、enfrom the common propagate,cloning needs only one cell and without sex.In 1997,the great news shocked the whole world that the British scientists created a lamp named Dolly from a single cell,miraculously;the cell had been taken from the udder of adult sheep,which show the first cloning experiment
3、was successful.When the cloning technology improves so quickly,many scientists and doctors have different opinions.Someone thinks it is good but someone thinks it is bad.Cloning canbring many benefits to the human,such as rejuvenation,helpful for Defective genes,Liver failure,课前自主学习课堂互动探究Kidney fail
4、ure and Leukemia.These diseases are very difficult to cure,if we use the cloning technology，we can change the Genes DNA order,so we can save lots of people.But cloning still has some problems.The scientists found that the cloning animals Gene has a little different from the original animal.So the li
5、fe will be shorter than the real life.The fact proved that,the cloning sheep Dolly has died.It only has the half life of the common sheep.In my own opinion I agree to clone the endangered animal and disagree with cloning human.Because I think the cloning technology should be respected.It really can
6、bring us many benefits；furthermore it can develop the science of课前自主学习课堂互动探究human.If clone the human,there will,however,be many problems,the population is the biggest problem.Maybe some people will use the cloning people to start the war.So I am against cloning human.Also many countries disagree to
7、clone people.The government makes the laws about cloning.There are laws against human cloning in Canada,Denmark,England,Norway,Spain,and the UK.Even in the USA,the government doesnt allow to clone human.(Because in USA,the human right is higher than everything.)In the end,I think cloning is new tech
8、nology,it should be accepted,how to look upon this technique,first we课前自主学习课堂互动探究should know the advantages and disadvantages,then we should know the effect of cloning for human and the animal,third we will take the action:To advocate the animal cloning but be against with the human cloning.阅读短文，判断正
9、(T)误(F)1People think cloning is good.()2Cloning animals can live as long as the originals.()3Seven countries disagree to clone human beings.()4.The author agrees to clone animals.()答案1.F2.F3.F4.T课前自主学习课堂互动探究.佳句仿写1.他忠诚老实，不肯受贿。He is_ _he will not accept bribe.2.工业将给国民经济带来很多好处。Industry_ _ _ _ _our nati
10、onal economy.3.更祝福我们的英语节圆满成功！And_，we wish our English festival a complete success!答案1.so honest that2.will bring many benefits to3furthermore课前自主学习课堂互动探究.单词识记1_v.to oppose or disapprove of something2_adj.related to business and the buying and selling of goods and services3_v.to get something that yo
11、u want,especially through your own effort,skill,or work4_n.an important new discovery in something you are studying,especially one made after trying for a long timePeriod 1 Warming Up,Prereading&Reading课前自主学习课堂互动探究5_v.to tell someone that they are not allowed to do something,or that something is not
12、 allowed6_adj.decided or arranged without any reason or plan,often unfairly7_n.a way of doing something,especially the correct or usual way 8_adj.relating to the principles of what is right and wrong behavior,and with the difference between good and evil9_v.to accept that you are responsible for a p
13、iece of work,and start to do it10_pletely correct in every detail课前自主学习课堂互动探究答案mercial3.obtain4.breakthrough5.forbid6.arbitrary7.procedure8.moral9undertake10.exact课前自主学习课堂互动探究.短语天地1_对有很大影响2_一直，始终3_得到好结果；取得成功；偿清4_沮丧，不愉快5.in favor of_6.on the other hand_7.be appropriate to/for_8.a storm of_答案1.have a
14、great impact on2.all the time3.pay off4cast down5.赞成，支持 6.另一方面 7.适合于；适当的 8.暴风雨般的；极其激烈的课前自主学习课堂互动探究信息提取that引导表语从句。例句仿写 问题是什么时候我们可以得到加薪。The problem is_ _ _ _ _ _ _.句型搜索1The fact is that these are both examples of natural clones.课前自主学习课堂互动探究信息提取that she seemed to develop normally为同位语从句。例句仿写 我从王先生那里来，他让
15、我告诉你他今天下午不能来看你了。Ive come from Mr wang with a message_ _ _ _ _ _ _ _this afternoon.2The fact that she seemed to develop normally was very encouraging.课前自主学习课堂互动探究信息提取Then came主语，完全倒装。例句仿写 嗖地一声火箭就飞上天了。_ _ _ _into the air.答案1.when we can get a pay rise2.that he wont be able to see you3.Up went the rock
16、et3Then came the disturbing news that Dolly had become seriously ill.课前自主学习课堂互动探究(1)Dolly the sheep_Alooked exactly like the sheep that provides the eggBwas the exact copy of the sheep that provides the nucleusClooked like the sheep that gave birth to itDhad the characteristics of all three sheep.预读
17、理解1Fast Reading:Scan the text and choose the best answers according to the text.课前自主学习课堂互动探究(2)It can be inferred from the passage that a cloned animal_Ausually lives as long as the original oneBusually lives longer than the original oneCusually lives longer than the original oneDis usually as healt
18、hy as the original one(3)The sheep that donated the somatic cell most probably lived_years.A3 B6 C9 D12课前自主学习课堂互动探究(4)Which of the following is not an advantage of cloning?ACloning can be used for medical purposes.BLarge quantities of food can be produced by cloning.CCloning can help keep animals fr
19、om becoming extinct.DFamous persons who have passed away can be cloned.课前自主学习课堂互动探究(5)Which of the follow is NOT a problem or danger of cloning according to the text?ACloned Bin Ladens would do harm to the world.BAnimal clones may develop the illness of older animals and may die younger than the don
20、or animals.CThere are moral objections to cloning human beings.DToo much cloning may lead to the destruction of the balance of nature.答案(1)B(2)C(3)D(4)D(5)D课前自主学习课堂互动探究2Careful Reading:Fill in the chart using the information from the text.Problems or dangers of cloningAdvantages of cloningAnimals ma
21、y(1)_the illnesses of older animals.Medical cloning could produce(5)_for serious(6)_in humans.Animal clones may(2)_younger than the donor animalsCloning plants can(7)_plants of similar quality for sale.(3)_may want to clone themselves.Cloning plants can be(8)_for research on new plant(9)_.There are(
22、4)_objections to cloning human beings.Cloning can help save(10)_animals.课前自主学习课堂互动探究答案(1)develop(2)die(3)Evil leaders(4)moral(5)cures(6)illnesses(7)produce(8)useful(9)species(10)endangered 课前自主学习课堂互动探究The boy differed from his mother in character.这个小孩在性格方面与他的母亲不同。These two books differ in colorone i
23、s red，the other is blue.这两本书颜色不同，一本是红的，一本是蓝的。China and Russia differ from some western countries on the matter of Syria.在叙利亚问题上，中俄与某些西方国家的意见不同。1differ vi.不同，相异；有分歧，意见不合课前自主学习课堂互动探究(1)differ from不同于；和不同differ in sth 在方面意见不同differ with sb 与某人意见不同agree to differ 求同存异(2)different adj.不同的；相异的；分别的be diffe
24、rent from 与不同(3)difference n.不同；差别；争执make a difference 起作用；发生影响tell the difference between A and B 说出A与B的不同课前自主学习课堂互动探究Neither of us will change our mind，so lets agree to differ.我们两人都不会改变自己想法，所以让我们各自保留不同的意见好了。The drivers version of the accident was different from the eyewitness.那司机对该车祸的说法与目击者不同。Beli
25、eve that you are loved,believe that you make a difference.相信有人爱着你，相信你是多么重要。课前自主学习课堂互动探究【完成句子】I must_ _you.我不能同意你的意见。As we know，they_ _you on this subject.据我们所知，他们与你在这个问题上是有分歧的。At the age of five Helen began to realize she_ _ _other people.海伦五岁时开始意识到她与别人不同。Your support will certainly_ _ _in our cause
26、.你的支持肯定会对我们的事业起重要作用。课前自主学习课堂互动探究答案differ fromdiffer withwas different from make a difference课前自主学习课堂互动探究【单项填空】It would have made a(n)_if you told me this two days earlier.Aeffect BresultCoutcome Ddifference解析 句意：如果你早两天告诉我这件事，会有很大的不同。make a difference“有影响，起作用，促成改变”，由句意可知选D。答案D课前自主学习课堂互动探究What is the
27、exact size of the house youre going to buy?你要买的房子的确切面积是多少？“A lot”is how many?I need an exact figure.“很多”是多少？我要精确的数字。Every time you pay the rent，it is the exact same amount!每次你付的租金数量是完全相同的！2exact adj.正确的；精确的；确切的课前自主学习课堂互动探究(1)to be(more)exact(更)确切地说；(更)准确地说be exact in对很严谨；对一丝不苟the exact time 精确的时间(2)
28、exactly adv.正确地；精确地；恰好地exactly speaking 严格地说来exactness n.正确；精密She wrote，to be exact,ten novels in her life time.确切地说，她一生写了十部小说。Engineers are very exact in design.工程师们在设计工作中十分严谨。Their answers are exactly the same.他们的回答完全一样。课前自主学习课堂互动探究【比较网站】exact/correct/rightexact强调“丝毫不差”的正确/准确/精确。correct指“无错”，可与rig
29、ht互用。right除有“无错”之意外，又可指道义上的正确。课前自主学习课堂互动探究What the exact date is your birthday?你确切的出生日期是哪一天呢？You should sit straight at the correct distance from your computer.你应该坐直，并且与电脑保持适当的距离。Hes the right man for the position.他担任这个职务最合适。课前自主学习课堂互动探究【完成句子】Thats well above target50%above target，_ _ _那远远超过了目标确切地说，
30、比目标多出了50%。I cant date the fossil_这块化石的年代我无法精确断定。You have to_ _ _in this job，because a small mistake can make a big difference.你做这项工作必须一丝不苟，因为失之毫厘，差之千里。答案to be exactexactlybe very exact课前自主学习课堂互动探究Whatever I may undertake in the coming years I will do it carefully.来年无论我从事什么我都会认真对待。We could undertake
31、the work for the time being.我们可暂时承担这项工作。Ill undertake your security.我将保证你的安全。3undertake vt.(undertook，undertaken)着手；从事；承担；承诺；答应课前自主学习课堂互动探究undertake sth从事/承担某事Undertake to do sth答应/同意做某事undertake that 从句 保证/担保undertaking n.任务，事业；承诺，答应He undertook to finish the job by Friday.他答应星期五之前完成这项工作。I can not
32、undertake that you will make a profit.我不能保证你会获利。课前自主学习课堂互动探究【完成句子】Do not_ _ _unless you can finish it.不要承担一项计划，除非你能完成它。He_ _ _the money back in two months.他保证两个月内还钱。We_ _ _we shall finish the work in a week.我们不能保证一周内完成这项工作。答案undertake a projectundertook to paycannot undertake that课前自主学习课堂互动探究Surgeon
33、s have made a great breakthrough in the kidney transplantation.外科医生们在肾移植方面取得了重大突破。I need a breakthrough,and thats the goal.我需要一个突破，这才是我们的目标。It is a major technological breakthrough.这是一次重要的技术突破。4breakthrough n突破课前自主学习课堂互动探究break away from脱离，逃脱；改掉break down损坏，出毛病；分解break into 破门而入break out 爆发；发生break
34、off中止，停止，打断，断绝，解除break through 取得突破；冲破；突破，克服break up 打碎，拆散，分解，驱散；结束，衰退课前自主学习课堂互动探究We will never break away from the worldly shackles.我们永远都无法摆脱世俗的束缚。You will break down sooner or later if you work like this.如果你这样工作下去，你的身体迟早要垮掉的。We thought it was time to break off the talk.我们认为该中断会谈了。We attempted to b
35、reak through the lines of the enemy.我们企图突破敌人的封锁线。课前自主学习课堂互动探究介、副词填空They hope to break_soon in this research.Someone is trying to break_my house.We have decided to break_the relations with that country.The elevators in this building always break_She cannot break_her husband.答案throughintooffdownaway f
36、rom课前自主学习课堂互动探究Have you any objection to changing your working hours?你对改变你的工作时间有什么异议吗？The chief objection to this book is its great length.这本书的主要缺点是过于冗长。Fathers objection was that the trip was much too expensive.父亲反对的是这趟旅行太费钱了。5objection nU反对；异议C被反对的事物；缺点；缺陷课前自主学习课堂互动探究(1)have/make/raise/take an obj
37、ection to(doing)sth反对某事raise an objection to sth 对提出异议(2)object v.反对，不赞成object to sth/sb 反对某事/某人object to(sb)doing sth 反对(某人)干某事object that.反对(3)object n.物，物体；目的，目标课前自主学习课堂互动探究Nobody raised any objection to my doing right now.没人反对我现在就做这件事。The US.objects to Iran developing nuclear weapons.美国反对伊朗发展核武器
38、。I object that he is too young for the job.我反对的理由是因为他太年轻，不适合做那件工作。I saw an object in the sky，but I dont know what it was.我看见天空中有个物体，可是我不知道它是什么。课前自主学习课堂互动探究【完成句子】The students_ _ _ _like children.学生们反对像对孩子似地对待他们。No one_ _ _ _when it was made.做这项决定的时候没有人反对。He_ _ _ _the plan.他对这个计划提出异议。答案objected to bei
39、ng treatedobjected to the decisionraised an objection to课前自主学习课堂互动探究She decided to pursue her study after obtaining her first degree.她决定在获得学士学位之后继续深造。Do you often obtain information through the Internet?你常常通过互联网获取信息吗？Further information can be obtained from our head office.详细的资料可从我们的总部得到。6obtain vt.
40、得到；买到；赢得课前自主学习课堂互动探究obtain knowledge/ones degree 获得知识/学位obtain sb sthobtain sth for sb 给某人带来某物Her successful performance obtained great honour for her.她的成功演出给她带来了巨大荣誉。课前自主学习课堂互动探究【完成句子】How did you_ _ _？你是如何获得签证的？If you want to_ _，you must learn step by step.你想得到知识，就必须循序渐进地学习。答案obtain the visaobtain
41、knowledge课前自主学习课堂互动探究Im determined to attain my purpose at any cost.我决心不惜任何代价达到目的。He soon attained his object.他不久就达到了目的。He attained a good mark in the examination.他在考试中得到好分数。7attain vt.(经努力)达成(目标)；成就；获得；得到课前自主学习课堂互动探究【比较网站】attain/achieve/obtain/gain attain侧重指在抱负或雄心的激励下，以最大的努力去达到一般所不及或不敢追求的目的。achieve
42、侧重为达到目的所需的技巧、忍耐和努力。多指成就、目标、幸福的取得。obtain一般用于正式文体中，表示经过相当长的时间或经过很大的努力，获得期望已久的东西。gain侧重指经过努力或有意识行动而取得某种成就或获得某种利益或好处。His laziness makes it impossible for him to achieve success.他的懒惰使他不可能成功。You can gain by watching how she works.看她怎样工作就可获益。课前自主学习课堂互动探究选用attain/achieve/obtain/gain的适当形式填空He will never_anyt
43、hing if he doesnt work hard.他如果不努力工作就永远不会有所成就。You should actually_some weight.你实际上应该增加一些体重。At last he_a position of great influence.最后他得到一个具有极大影响力的地位。She has enough money to_the necessities of life.她有足够的钱购买生活必需品。答案 achievegainattainedobtain课前自主学习课堂互动探究forbidden；forbidding)No one can forbid their mar
44、riage.没人能阻止他俩的婚姻。We forbid shouting loudly in the office.我们不允许在办公室大声喧哗。His mother forbade him to swim in the river.他的母亲不许他在河里游泳。8forbid v禁止；妨碍，阻止(forbade/forbad；课前自主学习课堂互动探究forbid sb sth禁止某人某事forbid sth/doing sth 禁止(做)某事forbid sb to do sth 禁止某人做某事forbid that.禁止(从句中常用should动词原形)Its forbidden to do st
45、h 做某事是禁止的I forbid that you should leave the house.我不准你离开这个房间。Its forbidden to sell tobacco to children under 16.禁止向16岁以下的儿童出售烟草。课前自主学习课堂互动探究they had special passes，_after 11 pm.Astaying out Bstay outCfrom staying out Dto stay out解析 句意：除非有特别通行证，住在宿舍里的学生在晚上11点后不得在外逗留。forbid sb to do sth禁止某人做某事，不定式可作宾语
46、补足语；当句子用被动语态时，宾语补足语即变成主语补足语。因此D为正确选项。答案D【单项填空】The students in the dormitories were forbidden,unless 课前自主学习课堂互动探究_in the workshop.Please stop it.Sorry.I_ ASmoking is not allowed；dont know BNot smoking；an not sure CDont smoke；have no idea DSmoking is forbidden；didnt know解析 由回答语可知，不知道是在对方告诉之前，故需过去时。句意：
47、车间里不许吸烟。请灭掉。对不起。我不知道。答案D课前自主学习课堂互动探究(1)adj.道德上的，精神上的；品行端正的We differ about moral standards.我们对道德标准看法不一致。The film was not only amusing，but it also gave a valuable moral lesson.这部电影不但逗人，而且也上了一堂有价值的道德教育课。He lived a moral life after marriage.他婚后过着合乎道德规范的生活。(2)n.教训；寓意You may draw your own moral from it.你可
48、以从中得出自己的教训。9moral 课前自主学习课堂互动探究moral victory精神胜利moral philosophy 道德哲学moral person 法人moral feeling 道德感moral sense 是非感moral concept 道德概念They guide their lives by reasoning more than by moral feeling.他们靠理性而不是靠道德感指导自己的生活。Teaching is in essence a moral concept.其实，教学实质上是一个道德概念。课前自主学习课堂互动探究【完成句子】He is_ _ _他
49、是一个品行端正的人。_ _ _ _ _is better late than never.这个故事的寓意是亡羊补牢，犹未为晚。答案a moral manThe moral of this story课前自主学习课堂互动探究After all these years，weve at last paid off all our debts.经过这么多年，我们总算把债还清了。But as time went on，the teachers found their efforts to respect their students paid off.但是随着时间的流逝，老师们发现对学生的尊重收到了意想
50、不到的效果。Your years of hard work have paid off.Congratulations!你多年的辛勤劳动终于有了回报，恭喜恭喜。1pay off 全部偿清；有好结果；结薪解雇课前自主学习课堂互动探究pay sb a visitpay a visit to sb 拜访，探望pay sb back in his own coin 以其人之道，还治其人之身pay attention to 注意pay back 还钱，还债；报仇，报复pay for 付的货款；受的报应；付出代价课前自主学习课堂互动探究President Xi has paid a state visit
51、 to the US.习主席对美国进行了国事访问。A journalist from Yunnan Province paid attention to the water quality.一位来自云南省的记者关注水质。He worked hard to pay back his debt.为了偿还他的贷款，他努力工作。课前自主学习课堂互动探究【完成句子】The insurance company_ _ _the damage to my car.保险公司将赔偿我的汽车所受的损害。When the building was completed,he_ _ the laborers.当大楼盖完时
52、，他算清工人们的账款并把他们辞了。How can I_ _your kindness?我怎样才能报答你的好意？答案will pay forpaid offpay back课前自主学习课堂互动探究The girl cast down her eyes modestly when she was praised.姑娘受到表扬时，谦虚地垂下了眼睛。Dont let yourself be cast down by a small failure in the experiment;try again.别为了实验中的小小失败而垂头丧气；再试一次。Shes been cast down ever sin
53、ce her mother became so ill.自从她的母亲病重以来，她一直很沮丧。2cast down降低，扔掉，推翻；使沮丧(作此义解时常用被动语态)课前自主学习课堂互动探究cast away扔掉，(船破之后)使遗留在cast aside抛弃；丢在一边cast sb into prison 把投进监狱cast out赶走cast off放弃；脱掉cast about/around for sth 四处寻找；苦苦思索课前自主学习课堂互动探究Cast aside somebody after his services are no longer needed.鸟尽弓藏。At the v
54、ery thought that he would be cast into prison，he shook with fear.一想到要坐牢，他就吓得直发抖。As the sun grew warmer,Molly cast off her heavy winter clothes.太阳愈来愈暖和，于是莫利把冬衣搁在一边了。课前自主学习课堂互动探究介、副词填空We had to cast_for an hour to look for a good place to camp.Now Im rich,I shall cast_all my old clothes.After the scan
55、dal(丑闻)，he was cast_of the company.Since he heard of his failure at the examination，Tom has been very cast_答案aboutawayoutdown课前自主学习课堂互动探究Please choose the country that is most appropriate for you.请选择最适合于您的国家。His formal style of speaking is appropriate to the occasion.他郑重其事的讲话方式适合于那个场合。Plain,simple c
56、lothes are appropriate for school wear.朴素的服装适合在学校里穿。These films are suitable for adults only.这些电影只适宜成人观看。3be appropriate to/for适当，合适；适合于；对很合适be suitable for 适合的，适合于课前自主学习课堂互动探究【完成句子】Sports clothes_ _ _ _ a formal wedding.运动服用于正式婚礼中是不适当的。Their many troubles can be missed by a word that_ _ _the occasi
57、on.一句合时宜的话可以省掉他们许多麻烦。答案are not appropriate/suitable foris appropriate to 课前自主学习课堂互动探究3G mobile technology may also have a great impact on the Olympics.3G手机技术也可能对奥运产生巨大影响。His unhappy childhood had a great impact on his life.他的不幸的童年生活对他产生了很大的影响。Their abnormal love had a great impact on his future life
58、.他俩的这段畸恋给他以后的生活造成了很大的影响。4have a great impact on对有很大影响课前自主学习课堂互动探究make a great impact on对有很大影响have an effect on对有影响have an influence on对有影响Any change in lifestyle will have an effect on your health.生活方式的任何改变都将影响你的健康。No doubt the climate had an influence on the customs.毫无疑问，严寒酷热条件对风俗习惯产生了影响。课前自主学习课堂互动
59、探究【比较网站】impact/effect/influenceimpact碰撞，冲突，影响，效果。表示强大作用，冲击，通常是用来表述不好的事情，有负面色彩。effect多指事物变化产生的后果，有时间因果的先后，有结果，效果，效力的意思。也可指观众、听众、读者等对戏剧、电影、广播、绘画等在头脑中所产生的印象。influence主要指对行为、性格、思想、观点等产生间接的或潜移默化的影响。This had a great effect upon the future of both mother and son.这对母子俩的将来影响很大。(这是事物变化产生的后果)The influence of c
60、limate on crops is selfevident.气候对农作物的影响是不证自明的。(这是潜移默化的影响)课前自主学习课堂互动探究选用impact/effect/influence的适当形式填空The science fiction film had some marvellous special_.这部科幻电影有些美妙绝伦的特殊效果。What you read has a strong_on your thinking.你读的东西对你的思想有强烈的影响。The rapid development of Internet technology has had a great_on o
61、ur educational system.网络技术的迅猛发展冲击着现代教育。答案effectsinfluenceimpact 课前自主学习课堂互动探究In their discussion,I was in favor of Mr.Li.在他们的争论中，我支持李先生。I was not in favor of what is being done here.我并不赞成眼下正在做的这件事情。She has been all in favor of new technology in industry.她一直主张在工业界实行新技术。5in favor of赞成，主张；支持，赞同课前自主学习课堂互
62、动探究(1)be in favour ofbe for 赞成，同意in sbs favour 对某人有利do sb a favour/do a favour for sb 帮某人忙do sb the favour to do sth/do sb a favour by doing sth帮忙做某事(2)表示支持，赞同某人的表达方式有：in favour of，be for sb/sth，stand by，stand on ones side.(3)表示不支持，不赞同某人的表达方式有：be against sb/sth课前自主学习课堂互动探究I am writing to ask if you
63、can do me a favour.我写信给你是想求你帮个忙。Jaywalking is against traffic regulations.行人任意闯越马路是违反交通规则。课前自主学习课堂互动探究in case of要是，万一in charge of 主管，负责in control of 控制，掌握，负责in defense of 保卫，为辩护in honor of 为了纪念，为向表示敬意in memory of 纪念in need of 需要in place of代替，取代in possession of 控制，拥有in terms of 就而言，谈到；从角度课前自主学习课堂互动探究
64、In case of fire,phone the police.万一发生火灾，就给警察打电话。The monument is in honor of a scientist.那座纪念碑是为纪念一位科学家而建的。Twenty years ago,his father was very rich and was in possession of a farm.二十年前，他父亲很富，有一个农场。课前自主学习课堂互动探究【翻译句子】The doctor told me I was in need of a good rest._I am in charge of financial affairs.
65、_The majority was/were in favor of the plan._Think of it in terms of an investment._答案医生对我说，我需要好好休息。我职掌财务。多数人赞成这项计划。从投资的角度来考虑那件事。课前自主学习课堂互动探究The fact that she seemed to develop normally was very encouraging.多莉看来是在正常地成长着，这很令人鼓舞。“that she seemed to develop normally”是由that引导的同位语从句，修饰fact。that仅起连接词的作用，无
66、意义，不能省略。She had to face up to the fact that she could not work anymore.她不得不面对自己不能再工作这一残酷的现实。I must emphasize the fact that they are only children.课前自主学习课堂互动探究我必须强调这一事实，即他们只不过是孩子。一般情况下同位语从句跟在某些抽象名词如news，idea，fact，promise，hope，message，truth,suggestion，thought，question，order，belief等的后面，用以说明该名词所表达的具体内容。
67、The news that our football team had won the match was encouraging.我们足球队赢了比赛的消息令人鼓舞。The question whether we should continue to do the experiment has not been answered yet.我们是否该继续实验的问题还没有被解决。课前自主学习课堂互动探究I have no idea when the meeting will be held.我不知道这次会议何时举行。that引导的同位语从句与that引导的定语从句区别：意义作用同位语从句连接词，无
68、意义，不能省略。对前面的名词进行补充说明。不充当句子成分。定语从句连接词，代替前面的先行词。作宾语时可以省略。在定语从句中作主语、宾语、表语。课前自主学习课堂互动探究Everybody was alarmed at the news that war might break out.(同位语从句，不缺成分)听到了战争可能爆发的消息大家都感到恐慌。The news(that)he told us was not true.(定语从句，缺宾语)他告诉我们的消息不是真的。课前自主学习课堂互动探究【感悟高考】Modern science has given clear evidence_smoking
69、 can lead to many diseases.(2011天津，13)Awhat Bwhich Cthat Dwhere解析 句意：现代科学对于吸烟能导致多种疾病已经给出了明确的证据。这是一个主从复合句，evidence后的从句是evidence的同位语，对evidence起解释说明的作用，且该从句语意完整，故用that引导同位语从句。而what，which，where均在从句中充当一定的句子成分。答案C课前自主学习课堂互动探究is becoming warmer and warmer these years.Awhat Bwhich Cthat Dthough解析 句意：这些年全球逐渐
70、变暖的这一事实使很多科学家担忧。that引导同位语从句，说明the fact的具体内容，which不能引导同位语从句。答案C【单项填空】The fact has worried many scientists_the earth 课前自主学习课堂互动探究school library provide more books on popular science.Athat Bwhen Cwhich Dwhere解析 考查that引导的同位语从句。request后面的句子起到了解释说明的作用。句意：我们应考虑学生的建议：学校图书馆应多提供有关大众科学方面的书。答案AWe should consider the students request_the
