Unit3TheWorldofScienceUsingLanguage課件高中英語

外研版英語必修第三冊

Unit3TheworldofsciencePeriod2

UsinglanguageReviewComparethefollowingpairsofsentencesandidentifythebasicsentencepatternsofthepresentperfectandthepresentperfectpassive.aIguesssomeone

hasasked

youaboutthetitleofyourbookbefore.Iguessyouhavebeenaskedaboutthetitleofyourbookbefore.bPeoplehaveusednewinventionstomakereplacementhearts.Newinventionshavebeenusedtomakereplacementhearts.DefinitionandStructuresActiveandpassivestructuresofthepresentperfecttense.DefinitionThistenseindicatestheactionthattakesplaceinthepastandcontinuestothepresentoraffectsthepresentPresentperfectactivevoiceSubject+have/hasdone+...PresentperfectpassivevoiceSubject+have/hasbeendone+...PracticeRewritetheunderlinedsentencesusingthepresentperfectpassive.①It

hasalreadyaffectedmanythingsinourlives.②SomerestaurantsinLondonhaveserved3D-printedhamburgerstocustomers.Manythingsinourliveshavealreadybeenaffectedbyit.3D-printedhamburgershavebeenservedtocustomersinsomerestaurantsinLondon.Practice③Themostsignificantsuccessthatpeoplehaveachieved

todateisinmedicine.④Theyhavemadehumanbodyparts,includingabeatingheart,with3Dprintingtechnology.⑤Peoplehavegivenanew3D-printedshelltoaturtleinjuredinaforestfire!Themostsignificantsuccessthathasbeenachieved

todateisinmedicine.Humanbodyparts,includingabeatingheart,havebeenmadebythem,with3Dprintingtechnology.Anew3D-printedshell

hasbeengiventoaturtleinjuredinaforestfire!Languageappreciation1.Itisnotjusthumanswhoarebenefiting—inBrazil,peoplehavegivenanew3D-printedshelltoaturtleinjuredinaforestfire![句式分析]“Itisnotjusthumanswhoarebenefiting”本句為“強調(diào)句”，其基本結(jié)構(gòu)為“It’s+被強調(diào)部分+that+...”。注意強調(diào)句中的連接詞一般只用who（指人）或that（可指物，也可指人）。若被強調(diào)的是狀語，只能用that，而不能用when或者where，而且連接詞不能省略?！癷njuredinaforestfire”為過去分詞短語作“后置定語”，修飾“aturtle”。[嘗試翻譯]受益的不只是人類——在巴西，人們給一只在森林火災(zāi)中受傷的海龜一個新的3d打印外殼!ReporttothepoliceLookatthepicturesanddescribewhathashappenedtothepolice.Fillintheblanksusingthepresentperfectpassive

Inthemorning,whenIwentintomylab,Ifeltextremelysurprised.Whatamessitisnow!Mylab(break)into.Theonlyrobotatthedoor(push)downintopieces.Thedoorofthecupboardwasopen.Somechemicalapparatusessuchastestglassesandtubes

(knock)over.Inaddition,somepaperonthedeskisindisorder.hasbeenbrokenhasbeenpushedhavebeenknockedVocabularyLookatthepicturesandlearnaboutwordsdescribingcareersinscience.Answerthequestions1.Whatdoyouknowaboutthesecareers?2.Whatfamousscientistscanyounameinthesefields?Aphysicistisapersonwhodoesresearch

connectedwithphysicsorwhostudiesphysics.Amathematicianisapersonwhoistrainedinthestudyofnumbersandcalculations.Achemistisapersonwhodoesresearch

connectedwithchemistryorwhostudies

chemistry.Anastronomerisascientistwhostudiesthe

stars,planets,andothernaturalobjectsinspace.Ageographerisapersonwhostudiesgeographyorisanexpertinit.Abiologistisapersonwhostudiesorworksinthefieldofbiology.editor：apersonwhoisinchargeofanewspaper,magazine,etc.,orpartofone,andwhodecideswhatshouldbeincluded(報刊、雜志的)主編，編輯apersonwhopreparesafilm/movie,radioortelevisionprogrammeforbeingshownor

broadcastbydecidingwhattoinclude,andwhatorderitshouldbein(影片、廣播電視節(jié)目的)剪輯員，剪接師apersonwhoworksasajournalistforradioortelevisionreportingona

particularareaofnews(廣播電視節(jié)目的)記者，編輯doctor:apersonwhohasbeentrainedinmedical

science,whosejobistotreatpeoplewhoareill/sickorinjuredLanguageappreciation2.HisworkonChen’sTheoremmadeanimportantadvancetowardsprovingGoldbach’sConjecture,thegreatestunsolvedprobleminnumbertheory.[句式分析]“makeanimportantadvancetowards...”意為“取得重要進展”，“thegreatestunsolvedprobleminnumbertheory”作“同位語”解釋“Goldbach’sConjecture”?！皍nsolved”意為“未解決的”。[嘗試翻譯]陳氏（陳景潤）定理的研究在證明哥德巴赫猜想方面取得了重要進展，哥德巴赫猜想是數(shù)論中最重要的未解問題。DiscusswhatcareerinscienceinterestsyoumostI’minterestedintheworkofadoctorbecausebeingadoctorisagreatoccupation.Doctorswhoarecalled“angelsinwhite”arealwaysworkingforpatients’health.Theycanhelppatientsheal

fromhealthproblems,suchascolds,headaches,stomachachesandsoon.

Also,doctorscansavethelives.Iwillworkhardtoprepareformyfuture.

Beforelistening“DidYouKnow”aboutAlzheimer’sdisease?ListeningListentotheconversationandnumberthepicturesinthecorrectorder.ListenagainCompletethenotes:Whatisit?It's1.____________________.Whowasitinventedby?Itwasinventedby2.___________calledKenneth.Whoinspiredtheinvention?3.____________,whohasAlzheimer's.Howdoesitwork?4.___________issenttoamobilephonelikeanalarmwhenthepersonwithit5.___________________.Mike:Hey,look!l'vereadaboutacoolinventioninthismagazine!Anna:Apairofsocks?Mike:Yes,butthey'renotordinarysocks.Thisisaproductdesignedforpeoplewith

Alzheimer'sdisease.Anna:Ohyes,IsawaTVshowaboutthat.ItwasinventedbyastudentfromNewYork

calledKenneth.Heevenwonanawardforitatasciencefair!Mike:Wow!Howdidhecomeupwiththeidea?Anna:Well,hisgrandfatherhasAlzheimer's.Heforgetsthingsandgetslosteasily.Oncehegotlostinthecityandittookawholedaytofindhim!Thefamilywasalwaysworryingabouthimleavingthehouseandhadtokeepaneyeonhim-evenatnight!Kennethhadbeentryingtofindasolution.Thenonenight,hewaslookingafterhisgrandfatherandsawhimgetoutofbedandsteponthefloor.Thatmomentinspiredhim,andagoodideacametohismind.Mike:Ididn't