九年级英语全册 Unit 6 When was it invented Section B 1(2)课件.ppt

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1、SectionBPeriod1(1a1e)Translatethephrases.spreadtoothercountriesbyaccidentItissaidoveranopenfirefallintothewatertakeplacewithoutdoubt流传到其它国家流传到其它国家偶然；意外地偶然；意外地据说据说在户外的火上在户外的火上掉入水中；落入水中掉入水中；落入水中发生；出现发生；出现毫无疑问；的确毫无疑问；的确crispycrispysaltysaltyDescribehowthefoodtastes.Describehowthefoodtastes.soursourswee

2、tsweetsaltysaltyCanyounameanycrispyfood?friedpeanutscookiesCanyounameanysourfood?cookieshawthornfruitdriedplumCanyounameanysaltyfood?pickledvegetable(泡菜泡菜)Canyounameanysweetfood?Doyoulikeeatingpotatochips?Whichkindoftastedoyoulike?Doyouknowhowtheywereinvented?T F T F1cListenandcircleTfortrueorF forf

3、alse.1.Potatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoeswerenotthinenough.4.Thecustomersaidtheywerenotsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.T FT FT FT F1.Whenwerepotatochipsinvented?2.WheredidGeorgework?Listenagainandan

4、swerthequestions.Theywereinventedin1853.Heworkedinarestaurant.ThehistoryofpotatochipsDoyouknowhowpotatochipswereinvented?Potatochips_byacookcalledGeorgeCrum.Theywereinventedin_.GeorgeCrumcutthepotatoesreally,really_andthencookedthemforalongtimeuntiltheywere_.Finallyheputlotsofsaltonthemsotheywere_.w

5、ereinvented1853thincrispy1dListenagain.Completethesentences.reallysaltyMakeaconversationabouttheinventionofpotatochips.Doyouknowhowsandwichwasinvented?ItissaidthesandwichwasinventedinEnglandinthe18thcenturybyJohnMontagu,4thEarlofSandwich.Heaskedhisservantstoprepareachunkofmeatbetweentwoslicesofbread

6、,sothathecouldcarryongamblingwithoutstoppingtoeat.Doyouknowhowpost-itnoteswereinvented?Inventor:SpencerSilver,aresearcherin3MLaboratoriesWhat he was trying to make:Astrongadhesive(粘着剂粘着剂)How it was created:Whileworkingaway,Silvercreatedanadhesivethatwasactuallyweakerthanwhatalreadyexisted.Itstucktoo

7、bjectsbutcouldbepulledoffeasilywithoutleavingamark.Yearslateracolleaguespreadthesubstanceonlittlepiecesofpapertomarkhisplaceinhischoir(唱诗班唱诗班)hymnbook(赞美赞美诗集诗集),andtheideawasborn.Doyouknowhowcornflakeswereinvented?Inventor:TheKelloggbrothers,JohnandWillWhat they were trying to make:Apotofboiledgrain

8、How it was created:Thebrothersaccidentallyleftapotofboiledgrainonthestoveforseveraldays.Themixtureturnedmoldy(发发霉的霉的)buttheproductthatemergedwasdryandthick.Throughexperimentationtheyremovedthemoldpartandcreatedcornflakes.Talkaboutotherfoodyouknow.Howweretheyinvented?1.bymistake错误地错误地Itookhisbackpack

9、bymistake.我错拿了他的书包。我错拿了他的书包。Heputsaltinhercupofteabymistake.他错把盐放进她的茶杯里。他错把盐放进她的茶杯里。Languagepointsmistake1.n.错误错误Iusedtomakemistakesinspelling我过去常常犯拼写错误。我过去常常犯拼写错误。2.v.弄错弄错;误解误解Youmistookmymeaningentirely.你完全误解了我的意思。你完全误解了我的意思。mistake.for.错错把把当成当成 DontmistakemeforanAmerican.不要把我误会成美国人。不要把我误会成美国人。bym

10、istake与与byaccident1)bymistake意意为为“错误错误地地”Itookherumbrellabymistakelastnightbecausetheyarethesamestyle昨昨晚晚我我错错拿拿了了她她的的雨雨伞伞，因因为为它它们们的的样样式式一一样样。2)byaccident意意为为“偶然地；意外地偶然地；意外地”Theideacametohimbyaccident很偶然地他想到了很偶然地他想到了这这个主意。个主意。知识链接知识链接Imsorrytotakeyourumbrella_yesterday;herestheumbrellaA.byaccidentB.b

11、ythewayC.byguessD.bymistake解析：解析：byaccident意为意为“偶然地偶然地”，bymistake意为意为“错误地错误地”，bytheway“顺便提顺便提一下一下”。本句意为。本句意为“很抱歉我昨天错拿了你很抱歉我昨天错拿了你的雨伞，这是那把雨伞的雨伞，这是那把雨伞”。D【2012江苏无锡江苏无锡】完成句子完成句子别再犯如此愚蠢的错误了，否则你只能另谋别再犯如此愚蠢的错误了，否则你只能另谋高就了。高就了。Dont_,oryouwillhavetofindanotherjob.makesuchsillymistakesanymore/makesuchasillym

12、istakeanymore【2013湖北黄石湖北黄石】.完成句子完成句子抱歉，我错拿了你的包。抱歉，我错拿了你的包。Sorry,Itookyourbag_.【2013甘肃兰州甘肃兰州】根据所给汉语提示完成下根据所给汉语提示完成下列句子。列句子。那个小孩在登山中意外地摔伤了腿。那个小孩在登山中意外地摔伤了腿。Thatchildbrokehisleg_whenhewasclimbingthemountain.bymistakebyaccident2.intheend最后，终于最后，终于(相当于相当于finally或或atlast)Intheend,theyfoundtheirteacher.最后，

13、他们找到了他们的老师。最后，他们找到了他们的老师。Iwassavedintheend.我最后获救了。我最后获救了。bytheend常和常和of相连，用于指时间，意为相连，用于指时间，意为“到到底底(末末)为止为止”Theycanfinishtheworkbytheendofthismonth.到这个月底的时候，他们能完成这项工到这个月底的时候，他们能完成这项工作。作。知识链接知识链接attheendof可以指时间，也可指处所，意为可以指时间，也可指处所，意为“在在尽头，在尽头，在结束时结束时”。Attheendoftheroad,youcanseetheshop.在这条路的尽头，你能看到那家商

14、店。在这条路的尽头，你能看到那家商店。Attheendoflastterm,wehadanEnglishexam.上在学期结束时，我们举行了一次英语测上在学期结束时，我们举行了一次英语测试。试。他在花园的尽头的那边。他在花园的尽头的那边。Heisdown_thegarden.最后，我们找到了这座房屋。最后，我们找到了这座房屋。_wefoundthehouse.到战争结束时到战争结束时,这个小铺子已经变成有这个小铺子已经变成有728个工人的大厂了。个工人的大厂了。_,thesmallwork-shophadbecomealargefactorywith728workers.attheendofI

15、ntheendBytheendofthewar2.薯片是一个名叫乔治薯片是一个名叫乔治克拉姆的厨师发明的。克拉姆的厨师发明的。Potatochips_acook_GeorgeCrum.3.而且他在它们上面放了很多盐。而且他在它们上面放了很多盐。Andhe_lotsofsalt_them.完成句子。完成句子。1.薯片是由于失薯片是由于失误误而被而被发发明的。明的。Potato chips _ _ _ _ _ _ _.wereinventedbymistakewereinventedbycalledputon4.根据句意填入合适单词。根据句意填入合适单词。Candyis_,saltis_,vine

16、garis_,andpotatochipsare_.5.翻译下面的句子。翻译下面的句子。那个厨师错把糖放进了汤里。那个厨师错把糖放进了汤里。Thecookputsugarintothesoupbymistake.sweetsaltysourcrispy单项选择单项选择1.-Sorry,Itookyourumbrella_mistake.-Itdoesntmatter.A.withB.byC.atD.in2.Iknowthatpotatochips_byGeorgeCrum.A.inventedB.wasinventedC.areinventedD.wereinventedBD3.Momaddedsalttothesoup,butitstillwasnt_.A.enoughsweetB.sweetenoughC.saltyenoughD.enoughsalty4.Thekindofsoupshouldbeboiled_alongtime.A.forB.inC.withD.atCA5.Holdontoyourdreams,andtheymaycometrue_ _.A.attheendB.bytheendC.intheendD.ontheendC