1、Period 1 Warming Up&Reading(1)In the movie Jurassic Park,scientists clone dinosaurs by using the DNA that was preserved for millions of years.However,there is trouble when the cloned dinosaurs turn out fiercer and smarter than expected.Can dinosaurs really be cloned?Theoretically,they can;all that w
2、ould be required is DNA from an extinct dinosaur and a currently living closely related species which would act as a surrogate mother(代孕母亲)Actually,cloning is a phenomenon that occurs naturally in awide variety of species.Whenever you see a pair of identical twins,they are examples of natures clones
3、.Although scientists have beencloning certain plants like the carrot quite successfully for decades,attempts at cloning animals have not been as successful.However,they began long before the birth of Dolly,the sheepthe firstmammal to be successfully cloned.Cloning humans does give rise to some misgi
4、vings,raising anumber of moral problems involved.Human cloning is basically about creating a genetically(基因地)identical copy of a previously existing person.Why would somepeople choose to clone human beings?Well,generally,it couldmakecouplesunabletohavebabieshavetheirownchildren.Replacing a dead chil
5、d is also another reason why somepeople have expressed interest in the technology.识图填空forbid,twin,objection,procedure 1The _are very much alike and its difficult for usto distinguish.2We have to follow a series of _to make a frogout of paper.3This sign means parking is _ here.4The citizens marched t
6、ogether to show their _ ofviolence.【答 案】1 twins 2 procedures 3 forbidden 4objection.中英匹配1cast _2object_3obtain _4breakthrough_5medium _6accumulate_【答案】1C 2E 3A 4F 5B 6DAvt.获得；赢得 Bn.媒介；手段；工具Cvt.扔；投；掷Dvt.&vi.积累；聚集Evi.反对；不赞成 Fn.突破.构词助记1straightforward_ adj.简单的；直接的；坦率的2undertake _ vt.着手；从事；承担3breakthrou
7、gh_ n突破4carryier_n携带者；搬运工；运输工具5altogether _ adv.总共；完全地6correction _ n改正；纠正；修正【答 案】1 straightforward 2 undertake 3breakthrough4carrier 5altogether 6correction .短语填空in favour of,pay off,object to,cast down 1Jack is really having a hard timehe cant earn enough money to _ _(偿清)the debts.2At the UN confe
8、rence,China strongly _ _(反对)punishing the Arabic countries by force.3The people are _ _(使沮丧)by manyyears of civil war.4 Areyou_(赞 成)thegovernments plan to build more railway lines?【答案】1pay off 2objected to 3cast down 4infavour of.通读课文，选择最佳答案()1.The sheep that donated the somatic cell most probablyli
9、ved _ years.A3 B6C9 D12()2.It can be inferred from the passage that a clonedanimal _.Ausually lives as long as the original oneBusually lives longer than the original oneCusually dies earlier than the original oneDis usually as healthy as the original one()3.In the second paragraph,the word“straight
10、forward”means _.Auncomplicated BhonestCfrank Ddifficult()4.What is peoples fear about human cloning?Which ofthe following is wrong?ACloned Hitlers would do harm to the world.BCloned people may be killed at will for medical aid.CA woman would have difficulty recognizing her realhusband.DMen will die
11、out because a woman can give birth to ababy without a husband.()5.What is the writers attitude toward cloning in thispassage?AThe writer is against cloning.BThe writer is in favor of cloning.CThe writer does not state any personal opinion aboutcloning.DThe writer is in agreement with cloning.【答案】15
12、DCADC.精读课文，完成下表DefinitionCloning is a way of making a(n)1_ of another animal or plant.Major uses of cloning Gardeners use it to produce 2_ quantities of plants.It is valuable for research on new plant species and for 3_ research on animals.About Dolly the sheep Encouraging news:Dolly developed 4_.Di
13、sturbing news:Dolly became seriously 5_ and lived six and a half years,half the length of the life of the 6_ sheep.Arguments over cloning Newspapers wrote of 7_ hoping to clone themselves to attain their ambitions and religious leaders raised 8_ questions.Some governments 9_ research into human clon
14、ing while others continued toaccumulate 10_ of the abundant medical aid cloning could provide.【答案】1exact copy 2commercial 3medical4normally 5ill 6original 7evil leaders8moral 9forbade 10evidence .难句分析1Although at present human egg cells and embryos neededfor cloning research are difficult to obtain，
15、newspapers wrote ofevil leaders hoping to clone themselves to attain their ambitions.本句的 主 干是 _。although 引导 的_从句中，needed for cloning research是过去分词短语作_，修饰human egg cells and embryos。在主句中，hoping to clone themselves to attain their ambitions是动词ing形式短语作后置定语，修饰_。2Some began to reform their legal systems
16、and forbaderesearch into human cloning,but other countries like China and theUK,continued to accumulate evidence of the abundant medical aidthat cloning could provide.本句是一个由_连接的并列句。第一个分句中有两个并列的谓语动词：began和_。第二个分句中，that引导定语从句，修饰先行词medical aid。3However,scientists still wonder whether cloning will helpo
17、r harm us and where it is leading us.本句的主句是_。whether和where分别引导两个从句，作wonder的_。【答案】1newspapers wrote of evil leaders；让步状语；后置定语；evil leaders2but；forbade 3scientists still wonder；宾语.根据课文把短文补充完整Cloning is a way of making an 1._ copy of anotheranimal or plant.Cloning plants is 2._ but the cloning ofanimal
18、s is more difficult to 3._.Even so,the determinationandpatienceofthescientists4._(pay)offwithabreakthrough.The fact 5._ the cloned sheep Dolly seemedto develop normally was very encouraging.But cloning scientists were 6._ to find that she became seriously ill and the illnesses were more 7._ to a muc
19、h older animal.On the other hand,Dollys appearance raised a storm of 8._ and had a great impact on the 9._ and public imagination.The research into human cloning is specifically 10._ by law in most parts of the world.【答案】1.exact 2.straightforward 3.undertake 4.paid5that 6.cast 7.appropriate 8.objections9media 10.forbidden点击进入WORD链接
