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Unit13We’retryingtosavetheearth!教学设计
一、TeachingGoal：
1.Languagegoal
Words：litter,bottom,fisherman
phrases：beharmfulto,atthetop(ofsth.),takepartin,
Sentencespatterns：We’retryingtosavetheearth!
Theriverusedtobesoclean.
Theairisbadlypolluted.
2.AbilityObjects:thepassivevoice,modalverbsandusedtosentencepatterns.
3.Affectivegoal:Environmentalcrisisawareness,learntopayattentiontoenvironmentalprotection.
二、KeyanddifficultpointsinTeaching：
1thepassivevoice,modalverbsandusedtosentencepatterns.
2Measurestoprotecttheenvironment
三、procedureofteaching:
I.Leadin
T:How’stheweather?/Whathastheweatherbeenlikethesedays?
Ss:It’scold,foggy,bad,awful……
T:Why?
Ss:Becausetheearthispolluted.
T:Sowe’retryingtosavetheearth!
II.Presentation
1Showstudentsthepicturesandtalkabouthowtheearthispollutedandwhy,andwhatweshoulddotosolveit.
2.Discussion
Studentsdiscussandfinish1a
III.Listening
1NowTonyandMarkaretalkingaboutpollutions,let’slistenandfindoutwhatpollutionisit,iftheythinktherightwaytosolveit.
Listenandfinish1b
Whatwastheproblem?
Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof________.Therewerenomore______forfishermen(渔民)tocatch.
Whatcausedtheproblem?
Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.
Howshouldtheproblembesolved?
Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.
IV.ShowTime
1T:Idon’tthinkit’senough.You’renotdeeplymoved.NowI’llshowyousomething.Afterwatching,tellmeyourfeeling.
LetstudentswatchtheMV.
2Thenaskthemtodrawsmallpicturestoshowtheirfeeingandwhattheycando
toprotectourearth.
V.Homework
Pleasemakeaposterandthinkofwhatwecando.
VI.Conclusion
Writeontheblackboard
Unit13We’retryingtosavetheearth!
1littern/vrubbishairpollution
2fishermanplfishermennoisepollution
waterpollution
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