SectionB1a-1e (2).ppt

《SectionB1a-1e (2).ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Whenwasitinvented?Unit1SectionB(1a-1e)Lead-inWelovephotochips.objectivesToknowaboutthehistoryofphotochips.Tolearnsomekeywordsandusefulexpressions.Tounderstandandusepassivevoicecrispysaltysourbymistakecustomeradj.脆的；酥脆的adj.咸的adj.酸的；有酸味的错误地；无意中n.顾客；客户WordsandExpressionssouradj.thetasteexperi

2、encewhenvinegarorlemonjuiceistakenintothemouthThefruitisstillgreenandeatssour.Lookandsaysourapples/asourflavorcrispyadj.Foodthatiscrispyispleasantlyhard,orhasapleasantlyhardsurface.crispyricecrispychicken/crispyduckapieceofcrispyfriedbreadsaltyadj.Somethingthatissaltycontainssaltortastesof

3、salt.Thewateroftheseaissalty.saltysoybeanmilkpotatochipsWhat’sthis?crispyandsaltyWhat’sthis?Howittaste?sourlemonWhat’sthis?Howittaste?sweetIcecreamsaltedduckeggsaltyWhat’sthis?Howittaste?1.Whatkindoffood,fruitanddrinkdoyoulikebest?2.Canyoudescribethetastesofthem?Writethenameofadifferentfoo

4、daftereachword.sweetcrispysaltysourbanana,apple,cake,honey…salad,lettuce,Frenchfries…Frenchfries,noodles,dumplings…pickle,lemon,pineapple…1bTFListenandcircleTfortrueorFforfalse.1.Potatochipswereinventedbymistake.2.Theywereinventedin1863.TF3.Thecustomerthoughtthepotatowerenotthinenough.4.Th

5、ecustomersaidtheywerenotsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.TFTFTFTF1cListenagain.Completethesentence.TheHistoryofPotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips______________byacookcalledGeorgeCrum.Theywereinventedin________________.Ge

6、orgeCrumcutthepotatoesreally,really___________andthencookedthemforalongtimeuntiltheywere_________.Finallyheputlotsofsaltonthemsotheywere___________.wereinvented1853thincrispyreallysalty1dMakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.Didyouknowpotatochipswereinv

7、entedbymistake?Wow,Ididn’tknowthat.Whoinventedthem?1eMakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.TheywereinventedbyacookcalledGeorgeGrum.Whenwasthat?Makeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.Oh,it