Unit2TheenvironmentPeriod4WordPowerTeachingaimsHelpthestudentstobuildupvocabularyaboutenvironment.Enablethestudentstousethevocabularybothorallyandinwriting.Enablethemtomakealistofwordswiththeprefix“eco”TeachingprocedureStep1Warming-upShowthestudentsaplasticbottleandapaperbox.Askthethefollowingquestions:Whatdoeseachofthemmadeof?Whichoneisfriendlytotheenvironment?Tellthemthepaperboxisenvironmentallyfriendly.AndIamanenvironmental-lyfriendlypersonIfIamgoingtoopenanhotel,whatkindofhotelwillitlooklike?Whatmakesitspecial?Step2ReadingGetthemtoreadtheshortpassageinpartA.Andguessthemeaningofthewords.Step3Talkaboutthepictures1.Askthestudentstolookatthepictures.Workingroupsandthenanswerthequestions.Whatcanyouseeinthepicture?Whatistheproblemdoesthepicturewanttoshowus?2.Asksomestudentstotalkaboutthepictures.Andthenusethecorrectcompoundnounsintheboxtolabelthepicturesbelow.Givethemexplanationifnecessary.Step4.HaveatryAskthestudentstoreadthepassageonpage27.Fillintheblankswiththewordsfromthepreviouspage.Answer:environmentalozonelayerecosystemsolarenergy专心爱心用心ecotouristecosystemSolarenergyFossilfuelEco-friendlyTouristwhodoesnotharmtheenvironmentenergyfromthesunfuelslikecoal,oilandnaturalgasect.BeingnoharmfultotheenvironmentEnvironmentinwhichhumansandanimalsarelivingin1FossilfuelsrecycledpollutionecotouristsStep4VocabularysupplementAskthestudenttoworkingroups.Andaskthemtowritedownwordswiththeprefix“eco”asmanyaspossible.Thegroupfindingthemostwillbethewinner.Tellthemtheymayuseadictionary.Possibleanswer:ecologyeco-tourismeco-friendlyecosystemeco-balanceStep6HomeworkSupposeyouarenewspaperreporter.Youhappentoseethesceneshowninthepicturesonpage26.Chooseonetowriteareportonwhatyouseeandwhatyouthinkaboutit.Comments:Thislessonistobuildupthestudents’vocabularyonenvironment.Itisbettertoprovidemorewordsconcerningtheenvironmenttomaketheteachingprocessgomoresmoothly..专心爱心用心2