初中英语- When was it invented Section B 1a教学课件设计

一师一优课、一课一名师课题名称：Unit6Whenwasitinvented?

SectionB1a-1e学科：英语年级：九年级版本：人教版工作单位：主讲教师：Unit6Whenwasitinvented?SectionB1a-1eWhatdidtheyeat?Ice-cream.Whatdidthebigdogthinkoftheice-cream?Sweet,cool,anddelicious!WarmingupHowwillthebreadandsnacktaste?Sweetanddelicious.Canyouthinkofanyotherflavor(滋味)?Salty,hot,bitter,sour,fresh…Thewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.P451a________________________________________________crispysoursaltysweetcolddelicioussweetcrispysaltysoursaltyadj.脆的；酥脆的adj.酸的adj.咸的freshsweet____________________________crispy________________________salty____________________________sour____________________________Writethenameofadifferentfoodaftereachword.bananaappleBeijingDuckpotatochips1bgrapecandycookiesaltsaltedfishlemon1.Potatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoeswerenotthinenough.ListenandcircleTfortrueorForfalse.1cListeningTFTFTF4.Thecustomersaidtheywerenotsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.

TFTFTFn.顾客1.Whoinventedpotatochips?

TheywereinventedbyacookcalledGeorgeCrum.2.Whenweretheyinvented?In1853.Listenandanswerthequestions.

3.Whatdidthecustomerorderattherestaurant?Heorderedaplateoffriedpotatoes.5.HowdidGeorgecookthepotatoesthen?Hecutthepotatoesreally,reallythinandcookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.4.WhatdidthecustomerthinkofthepotatochipsGeorgecookedatfirst?Hethoughttheywerecuttoothick.TheHistoryofPotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips____________byacookcalledGeorgeCrum.Theywereinventedin____.Listenagain.Completethesentences.wereinvented18531dGeorgeCrumcutthepotatoesreally,really____andthencookedthemforalongtimeuntiltheywere_____.Finallyheputlotsofsaltonthemsotheywere__________.

thinreallysaltycrispyPairworkMakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.1eDidyouknowpotatochipswereinventedbymistake?Wow,Ididn’tknowthat.Whoinventedthem?It’ssaidthattheywereinventedbyacookcalledGeorgeCrum.Whenwasthat?Oh,itwasbackin1853.Whywasitanaccident?Oneday,acustomerorderedaplateoffriedpotatoes.Georgecookedthemforhim.Whenthepotatoescame,hesaidtheywerecuttoothickandsentthembacktothekitchen.Sowhathappened?Georgewasangry,sohecutthepotatoesreally,reallythin,andhecookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.Hethoughtthecustomerwouldhatethem.Andthen?Andthecustomerlovedthemandaskedformore.Hetoldtheothercustomersaboutthem,andsooneveryonewasorderingthinlycut,crispy,saltypotatochips.1.Someonestolemywatch. _________________________________2.Theyusedfiveeggstomakethisbigcake. __________________________________3.Whendidtheyinventthepersonal computer? ____________________________________________________________________Mywatchwasstolen(bysomeone).Whenwasthepersonalcomputerinvented?Fiveeggswereusedtomakethisbigcake.Rewritethesesentencesusingthepassivevoice（被动语态）.4.Theyaskedusnottoruninthehallway.____________________________________________________________________5.Someonetookthevideobacktothestore.____________________________