的示范,降低练习难度。)T:?Inourschoolthereisnoisepollutioneverywhere…Andinmyhome,mysonlikesNBAgames,andheoftenkeepstheTVinahighvolume…Andinsomepublicplaces,peoplespeakloudly…Discussingroupsandfillouttheform.PlaceNameAtschoolAthomeInotherpublicplacesS1S2S32.(让学生根据调查表进行报告。)T:Pleasereportyourworktotheclass.3.(小组活动,四人一组,引导学生思考并讨论他们身边实际存在的各种类型的污染及其危害,并由一名小组成员记录整理,最终以书信的形式将问题反映到报社。完成2。)T:Workingroupsoffour,thinkaboutwhatkindsofpollutionwehaveinourhometownanddiscussthebadeffectscausedbythem.Writethemdownandmailittothenewspaperafterschool.4.Homework:ordingtothereport.Example:Deareditor,I’mwritingtoyoubecause…板书设计:Pollutionisharmfultopeople’shealth.SectionCakindof beharmfulto…godeaf doharmto…?Noiseisalsoakindofpollutionandisharmfultohumans’health.?…manyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo.
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