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1、Unit6Whenwasitinvented?SectionBPeriod31a-2b九年级英语新目标[人]Lookatthefood.Canyoudescribehowtheytaste?Differentfoodmaytastedifferent.1a.Fillintheblankswiththewords given.soursweet,crispy,salty,soursaltycrispy1.Potatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotat
2、oesweren’tthinenough.ListeningactivitiesFTT4.Thecustomersaidtheyweren’tsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.FFTListeningactivities1.Whenwerepotatochipsinvented?A.In1853.B.In1850.C.In1835.2.Whoinventedthepotatochips?A.Acustomer.B.Achef.C.Aboss.√√Li
3、steningactivities3.Whywastheplateoffriedchipssentback?A.Theywerecrispy.B.Theywerecutthin.C.Theywerecuttoothick.√Listeningactivities4.Whatdidpeoplethinkofthechips?A.Theylikedthemverymuch.B.Theynolongeratethem.C.Theyhatedthem.√Listeningactivities5.Whatisthepassagetalkingabout?A.Acaraccident
4、.B.Thewayofcookingpotatochips.C.Theinventionofpotatochips.√ListeningactivitiesThehistoryofpotatochipsDidyouknowthatpotatochipswereinventedbymistake?Potatochips_____________byacookcalledGeorgeCrum.Theywereinventedin_______.GeorgeCrumcutthepotatochipsreally,reallythinandcookedthemforalongti
5、meuntilthey__________.Andheputlotsofsaltonthemsotheywere_____________.wereinvented1853werecrispyreallysaltyListeningactivities1.Potatochipswereinventedbymistake.mistake是名词,意为“错误”,bymistake,意为“弄错,错误地”。Hetooktheumbrellabymistake.他错拿了那把伞。【拓展】makeamistake犯错误;mistake…for…意为“把……误认为……”。Sincealot
6、ofpeoplemakemistakesinlife,let’sgivehimachance.既然很多人在一生中都会犯错误,就给他一个(改过的)机会吧。IoftenmistakeTomforhisbrother.我经常误把汤姆当成他弟弟。3.Thecustomerwashappyintheend.【辨析】intheend,attheendof,bytheendof(1)intheend表示经过许多变化、困难、挫折或捉摸不定的情况之后,某事才发生,意为“最后,终于”,相当于atlast,finally,后不接of短语。Withtheteacher’shelp,hepasse
7、dtheexamintheend.在老师的帮助下,他最终通过了考试。Someofthestudentssatonthebenchesattheendoftheroom.有几个学生坐在房间尽头的长凳上。(3)bytheendof表示“到……末为止”,后接时间名词,常与一般将来时,完成时连用,后一般接时间名词,如年、月、周等。Wewillbuildthebuildingbytheendoftheyear.到年底前我们就建这座大楼。Bytheendofthisweekhewillhavereceivedmyletter.到本周末为止
