王杏国unit6 when was it invented导学案

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1、Unit6Whenwasitinvented?SectionB（1a—1e）导学案授课人：王杏国StepIRevision:1、Talkaboutsomepictures,usingthestructureslearntinSectionA.2、Ssreadthestructuresaloud.Whenwasitinvented?Itwasinventedin…(1927)Whowasitinventedby?Itwasinventedby…(Bell)Howwasitinvented?Itwasinventedbyaccident./bymistake.Whenweret

2、heyinvented?Theywereinventedin…(1927)Whoweretheyinventedby?Theywereinventedby…(Bell)Howweretheyinvented?Theywereinventedbyaccident./bymistake.StepII.Practicing.Ssmaketheirownconversationsinpairs.StepIII.Listening.笔录要点：根据你听到的内容，填写下面表格中所缺的单词，每空限填一词。TheHistoryofPotatoChipsWhoTheywereinventedb

3、ya(1)______　　WhenTheywereinventedin(2)_______HowGeorgeCrumcutthepotatoesreally,really(3)_____andcookedforalongtimeuntiltheywere(4)_______.Finallyheputlotsofsaltonthemsotheywerereally(5)_____StepIV.Reading.Task1.ReadtheconversationandcircleTfortrueorForfalse.1.Potatochipswereinventedbymista

4、ke.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoeswerenotthinenough.4.Thecustomersaidtheywerenotsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomwashappyintheend.Task2.Readtheconversationandanswerthequestions1.Whoinventedpotatochips?2.Whenweretheyinvented?3.Whatdidthecu

5、stomorderattherestaurant?4.WhatdidthecustomthinkofthepotatochipsGeorgecookedatfirst?5.HowdidGeorgecookthepotatoesthen?