听前，听中，听后活动作业.doc

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1、Pre-listeningactivities（听前活动）While-listeningactivities（听中活动）Post-listeningactivities（听后活动）Letthestudentslookattheformandaskwhatkindofpollutionitmaybe.Theyshouldtrytopredictwhatproblemitwas,whatcausedtheproblemandhowtosolvetheproblem.Studentsshouldlistent

2、otheconversationandcompletethesentencesin1b.Studentscanlistentothetapethreetimesandcompletethreequestions.Studentsmayreadtheconversationandthenroleplaytheconversation.Theymaybedividedintopairstoactouttheconversation.GradeNineUnit13We’retryingtosavetheear

3、th!SectionA