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1、Unit2CloningLanguagepointsWarming-upandpre-reading1.clonen.[c]克隆的產(chǎn)物vt克隆【exercise】(1)Dollythesheepisa_______.(2)_______plantsisstraightforward.(3)Dollyisa______sheep.cloneCloningcloned1.differvi.觀察示例:Inpairs,lookatthesepicturesanddiscusswhichonesarenaturalclonesandwhichonesa
2、reman-made.Explainhowtheydiffer.zxxk兩人一組,觀察圖片并討論哪些是自然無(wú)性繁殖,哪些是人工的。解釋它們的區(qū)別。重點(diǎn)單詞/詞組1)ChinesediffersgreatlyfromEnglishinpronunciation.（漢語(yǔ)與英語(yǔ)在發(fā)音上有很大的不同。）2)Modernairplanesdifferfromearlyones.（現(xiàn)代飛機(jī)跟早期的在很多方面有所不同。）3)Idifferwithhimhowtosolvetheproblem.（對(duì)于如何解決問(wèn)題,我跟他的意見(jiàn)不一致。）Theydifferw
3、itheachotheronmoralstandards.（關(guān)于道德標(biāo)準(zhǔn),他們的見(jiàn)解不同歸納拓展：differ(vi.),主要有兩個(gè)義項(xiàng)：“不同,相異；不同意,意見(jiàn)相左”。常見(jiàn)的搭配有：1).sb.differfrom/withsb.on/upon/aboutsth.;(某人與某人在....方面意見(jiàn)不同)2).sth.andsth.differin…;（某物與某物在....方面不同）3).sth.differfromsth.（某物與某物不同）4.difference(n.)不同different(adj.)不同的即時(shí)練習(xí)：用介詞from,wi
4、th,on,about,upon或in填空。(1)Wediffer_________him______________thatquestion.from/withon/about/upon(2)Thetwonationsdiffer__cultureandreligion.(3)Theclimateherediffer_________thatoftheSouth.infrom/with1.Itisawayofmakinganexactcopyofanotheranimalandplant.exactadj.確切的，精確的Iwanttokno
5、wtheexacttime.exactlyadv.確切地，正是；恰好他們的回答完全一樣。Theiranswersareexactlythesame.那正是我所期待的。That'sexactlywhatIexpected.2.undertakevt.(undertook;undertaken)觀察示例:Theprocedureisdifficulttoundertake,ofcourse.當(dāng)然,這個(gè)過(guò)程很難實(shí)施。Thescientistundertakestheexperiment.科學(xué)家從事這項(xiàng)實(shí)驗(yàn)。zxxkIcanundertakether
6、esponsibilityforthechanges.我愿意承擔(dān)這些變革的責(zé)任。Thelawyerundertookanewcase.那個(gè)律師接了一個(gè)新的案子。undertake是及物動(dòng)詞,主要有兩個(gè)義項(xiàng):著手做,從事,進(jìn)行;擔(dān)任,承擔(dān),答應(yīng),同意。歸納拓展：即時(shí)練習(xí)：完成下列句子。(1)Hewill__________________nextmonth(去旅行).(2)He____________________(承擔(dān)一項(xiàng)新任務(wù)).undertooktasknewaaundertakejourney3.payoff(事業(yè)、計(jì)劃等)成功觀察示
7、例1.Atlastthedeterminationandpatienceofscientistspaidoff…..最終科學(xué)家們的決心和耐心得到了回報(bào)….2.Hepaidoffthecrewoftheship.他付清全體船員的工資并將他們解雇。Intheendhepaidoffallhisdebts.最終他還清了所有的債務(wù)。歸納拓展：payoff有三個(gè)義項(xiàng)：成功；付清薪水并解雇；償還（債務(wù)等）。payback報(bào)答；報(bào)復(fù)zxxk用介詞back,off,to,填空:1)-----youreffortissuretopay_____.----Tha
8、nkyouforyouencouragement（2）Thesupermarket________whichhehadeverpaidavisit，wasburnt
