人教版高中英語必修4Unit2同步教學設(shè)計UsingLanguage

1、人教版高中英語必修4Unit2同步授課方案UsingLanguage人教版高中英語必修4Unit2同步授課方案UsingLanguagePAGEPAGE3人教版高中英語必修4Unit2同步授課方案UsingLanguagePAGEUnit2WorkingthelandUsingLanguageTeachinggoals教育目標1.Targetlanguage知識目標要點詞匯chemical,bacteria,pest,leadto,discovery,nutrition,keepfreefrom,root要點句型Withthesediscoveries,somefarmerandmanycus

2、tomersarebeginningtoturntoorganicfarming.Overthepasthalfcentury,usingchemicalfertilizershasbecomeverycommoninfarming.2.Abilitygoals本事目標EnableSstomasterthemainideaofthetextandknowthewaysoforganizingarticles.Teachingimportantanddifficultpoints教育重難點Howtograspthemainideaofthepassage.Howtograspthewordsan

3、dphrasesandbeabletousethemfreely.Teachingmethods教育形式Showquestions,readfast,findthemainideas,andthenreadcarefullyandfinishallthetasks.Teachingaids教育準備Arecorderandaprojector.Teachingprocedures&ways教育過程與形式StepGreetingandrevisionStepReadingTherearethreetasksinthisstep.First,teachercanaskstudentstoreadth

4、earticlesoneparagraphbyoneparagraph.Askthemsomequestionsaboutthesepassages.Therearethreeparagraphsinthearticle.Ineachpassage,thereareoneortwoquestions.Whenstudentsfinishthesequestions,theywillfindthatthestructureofthetexthasturnedup.T:Inthelastperiodswetalkedaboutagriculture.Aspeopleslivingcondition

5、improves,moreandmorepeopleareconcernedaboutwhattheyeat.Infactmoreandmorepeoplebecomeworriedaboutthequalityofthefoodtheyeat.Becausemoreandmorefarmersusechemicalfertilizerinsteadofnaturalwastefromanimalsandtheyusepoisontokillinsectstoprotecttheirplants.Sopeoplenowallwanttoeatgreenfoodwhichdoesnoharmto

6、theirhealth.Theyaremoreconcernedaboutorganicfarming.Nowletreadsthetextandknowsomethingaboutorganicfarming.Task:Questionsaboutthetext.Showthequestionsonthescreen:Whatistheorganicfarming?Whatistheadvantageofusingnaturalfertilizer?Whatisthedisadvantageofusingchemicalfertilizers?Whatsthemainideafparagra

7、pho3?Whydofarmersgrowtheircropsinsuchways?T:Boysandgirls,todaywellreadthetextoneparagraphbyoneparagraph.Nowpleasereadthefirstparagraphquickly,andfindtheanswertothefirstquestion:whatistheorganicfarming?S1:Organicfarmingreferstocropsgrowingwithnaturalratherthanchemicalfertilizers.Good.Nowreadthesecond

8、paragraphquicklyandfindtheanswertothisquestion:whataretheadvantageofusingnaturalfertilizer?S2:Makethesoilricherinmineralsandsomorefertile.T:anythingelse?S3:Reducediseasesincropsandhelpthemgrowstrongandhealthy.Besides,keeptheair,soilandwateraswellasthefoodsupplyfreefromchemical.T:Whatisthedisadvantag

9、eofusingchemicalfertilizers?S4:Letmeanswerit.Therearethreedisadvantages.Firstly,leavingchemicalsinthegroundforalongtimeisnotgoodforthesoilorthewatersupply.Secondly,farmersoftengrowthesamecropyearafteryear.Asaresult,thesoilgetsexhausted.Thirdly,chemicalfertilizerskillbothhelpfulandharmfulbacteriaandp

10、ests.MainideaofthepassageChemicalfertilizerscancausemanyproblems,soorganicfarmingisbecomingmorepopular.StructureofthetextI.usingchemicalfertilizersforalongtimecanhurtthelandandalsopeopleII.ProblemcausedbychemicalfertilizersshealthDamagethelandbykillingthehelpfulbacteriaandpestsaswellastheharmfulones

11、.Leadtocancerorotherillness.Foodgrownwithchemicalfertilizerslookbeautiful,butinsidethereisusuallymorewaterthanvitaminsandminerals.Organicfarmingisbecomingmorepopularwithsomefarmersandmanycustomersafterthesediscoveriescameout.IV.Othermethodstokeepthesoilfertile.人格好的人，自帶光輝，不論走到哪里，總會熠熠生輝。人活著，誰都會有煩憂，每日都有煩憂，最重要的是你不理睬煩憂，煩憂自然就沒有了！所以，朋友們，最正確的活法，就只需記住這兩句話：煩憂每日有，不撿自然無！當你不快樂的時候，想一想自己還剩下多少天能夠折騰，還有多少時間夠你作踐。你快樂，這天過了；不快樂，一天也過了。想清楚了，你就不再會生氣了。當你煩憂的時候，想一想人生就是減法，見一面少一面，活一天就少一天，還有什么好煩憂的呢，不忘人恩，不念人過，不思人非，不計人怨。不缺誰，好多誰，對得起良知就好。當你悲傷的時候，想一想生活就是一場經(jīng)過，赤條條來，赤條條去，帶不來一絲灰塵，帶不走半片云彩。什么繁榮榮華，什么人情往份，啥你都帶不走，想清楚了，還有什么好悲傷