Unit+3+Food+and+culture+Using+language课件【知识精讲精研】高中英语人教版（2019）选择性必修第二册

UNIT3FOODANDCULTUREUsingLanguageWhatdidyoueatordrinkoverthelast3days?Aretheyhealthyeatingfoodanddrinks?Whatmakesupahealthydiet?Learningobjectives1.Enablestudentstoreadanarticleabouthealthydietandgraspthestructure,themeandlanguagefeaturesofit.2.Guidestudentstomakeuseoflinkingwordscorrectlyandstrengthentextualcohesion.3.Helpstudentstoreflectontheirowneatinghabitandwriteanarticleaboutahealthydiet.ReadandpredictWhatisthepassagemainlyabout?Activity1:ReadforthemainideaReadthepassageandmatchthesubheadingswiththeparagraphs. Para.1Para.2Para.3Para.4Para.5

A.SlowEatingisGood.B.ReducingSweetsisKey.C.TheRealKillerisSugar.D.TheWayYouLookatFoodmatters.E.KeepItFreshandBalanced.Activity1:ReadforthemainideaPara.1Para.2Para.3Para.4Para.5

TheRealKillerisSugar.ReducingSweetsisKey.KeepItFreshandBalanced.SlowEatingisGood.TheWayYouLookatFoodmatters.ProblemAdviceon

healthConclusionCutdownon_________andcutout____________Keepa_________dietbyconsumingdifferentcategoriesoffoods.Eat_________andform____________eatinghabits.Activity2:ReadforstructureSkimthepassageandfindouttheproblemandadviceonhealthydiet.

Therealkilleris_________dessertssweetdrinksbalancedslowlyconsistentProblem(Para1)Conclusion(Para5)Adviceonhealth(Para2-4)sugarHaveahealthy__________towardsfood.attitudeSummary1structureHowtoorganizeapassageproblemadviceconclusionGeneralstatementoftheproblemoryourattitudeDrawasummary

BodyActivity3:ReadforwritingtechniquesThereismuchdebatenowadaysastowhatmakesupahealthydiet.Forexample,scientistshaveinsistedforyearsthatabigenemyofhealthisfattyfood.However,thereisincreasingevidencethattherealdriverofpoorhealthisnotsomuchfattyfood,asitissugar.HeartdiseaseisthenumberonekillerofAmericans.AndinAmerica,peoplewhoreceive25%oftheirdailycaloriesormorethroughsugararetwiceaslikelytodiefromheartdiseasethanpeoplewhoreceivelessthan10%aday(ournaloftheAmericanMedicalAssociation,2014).Thisistrueregardlessofhowhealthytherestoftheirdietmightbe.Putmoresimply,whilepeoplecontinuetoargueoverwhetherornotfattyfoodisdangerous,wealreadyknowthatsugarisakiller.TogiveexamplesTointroducewhatwasmentionedinanotherwayToshowcontrastingideas

specific&persuasive1.What'sthepurpose

ofusingthelinking

words?2.What'sthefunction

ofthefigures?25%twice10%Finally,afundamentalkeytohealthyeatingistoeatslowly.Ittakesabouttwentyminutesfromthetimeyoustarteatingforyourbraintotellyourbodythatyouarefull.Whatthismeansisthatpeoplewhochewtooquicklyendupeatingtoomuchfoodbecausetheystillfeelhungry.Eatingslowlyalsoallowsyourbodytodigestyourfoodbetter,andwillallowyoutoenjoyyourfoodmore.Inaddition,studiesshowthatconsistenteatinghabits,forexample,takingthreemealsaatthesametimeeachday,arebetterforourhealth.Itisalsobettertoeatamodestamountofeachtime,ratherthantoeatalotinonemeal,andthenalittleinthenext.Supportingdetail1Supportingdetail2Howtoorganizeaparagraph?viewpointdetailsPara4pointofviewUnderlinethelinkingwordsinthepassagethatintroduceanotherwayofsayingwhatwasalreadymentionedintheprevioussentence.Para1Para2Para4Whatthismeansisthat…putmoresimplyinotherwordsActivity4:UnderlinethelinkingwordsCirclethelinkingwordsinthepassagewhichshowthatcontrastingideasarebeingintroduced.Activity4:UnderlinethelinkingwordsPara3Para1Para5Para5whileratherthanratherSummary2

Linkingwordslinkingwordsshowcontrastingideasintroduceinanotherwayshowtheorderofeventshowever/rather/ratherthanfirstly/secondly/finally

toputmoresimply/inotherwordslistoraddinformationgiveexamples

beondthis/besides/inaddition

forexample/forinstance/suchaspointofviewsupportingdetails

linkingwords

figures

examples

researchresultsHowtoorganizeaparagraphSummary3(Introduction)Activity5:ReadforusefulexpressionsPara2

...ifyouwanttobehealthy,youhaveto...Para3

...youcankeephealthybyconsuming...Para4

Para5

...itisalsoimportantto...as......afundamentalkeytohealthyeatingisto...Itisalsobetterto......healthyeatingstartswithhavingahealthyattitudetowardsfood.Usefulexpressions:1....youhaveto/can(modalverbs)...2....itis+adj.+todo...3.makeuseofnounphrasesandverbphrasesActivity6:WritingUsewhatyouhavelearnttowriteanessay假如你是班长，你所在班级中一些学生有不良的饮食习惯，请你在下午的班会上发表演讲，号召同学们养成健康的饮食习惯。内容包括：1.简述健康饮食的意义；2.不良饮食现象；3.提出关于如何养成健康饮食习惯的建议。注意：1.词数80左右；2.可适当增加细节，以使行文连贯。审题第一步：审题体裁：第二步：要点：结构：重点词汇应用文－演讲稿格式：称呼+结束语。1.健康饮食的意义；2.不良饮食现象；3.健康建议。结构：总一分一总formhealthyeatinghabits;snacks;doharmto;keepfit;regularly;buildup;energyActivity6:Writing1.在我看来，我们应当努力养成健康的饮食习惯来增强体质。

______________,weshouldtryto__________________________tobuildupastrongbody.Inmyopiniondevelophealthyeatinghabits2.医生建议我们要均衡饮食并养成早起的好习惯。Thedoctoradvisedthatweshouldhave__________________and______________________gettingupearly.abalanceddietgetintothehabitof3.我们必须承认吃垃圾食品有害健康的事实。

Wemustadmitthefactthateatingjunkfood___________________.isharmfultoourhealth4.我们最好多参加户外活