九年级英语全册Unit6WhenwasitinventedSectionB1课件（完整版）

Unit6Whenwasitinvented?SectionB1a-1e九年级(全)adj.脆的；酥脆的/'krispi/adj.咸的/'sɔ:lti/adj.酸的；有酸味的/'sauə(r)/

错误的；无意的n.顾客；客户/'kʌstəmə(r)/

奥林匹克运动会/ə'limpiks/crispysaltysourbymistakecustomertheOlympicsWordsandexpressionsWhatkindoffooddoyoulike?SweetfoodsaltyfoodSourfoodCrispyfood1aThewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.sweetcrispysaltysour_________________________crispysaltysoursweetsalty1bWritethenameofadifferentfoodaftereachword.sweet________crispy________salty____________sour________bananabiscuitpotatochipsorange1cListenandcircleTfortrueorFforfalse.Potatochipswereinventedbymistake.TF2.Theywereinventedin1863.TF3.Thecustomerthoughtthepotatoeswerenotthinenough.TF4.Thecustomersaidtheywerenotsaltyenough.TF5.Georgewantedtomakethecustomerhappy.TF6.Thecustomerwashappyintheend.TF1.Whoinventedpotatochips?

TheywereinventedbyacookcalledGeorgeCrum.2.Whenweretheyinvented?In1853.Listenandanswerthequestions.3.Whatdidthecustomerorderatthe restaurant?Heorderedaplateoffriedpotatoes.5.HowdidGeorgecookthepotatoesthen?Hecutthepotatoesreally,reallythinandcookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.4.Whatdidthecustomthinkofthepotato chipsGeorgecookedatfirst?Hethoughttheywerecuttoothick.

1.salty咸的

salty(tastingofsalt)

形容词，意为“咸的；含盐的”，是由名词salt(盐)加后缀-y构成的。►Thesoupisalittlesaltyforme.汤对我来说有点咸了。名词+后缀-y构成的形容词：luck—luckyhealth—healthywind—windyrain—rainytaste—tastyice—icysnow—snowysun—sunnyLanguagePoints2.Potatochipswereinventedbymistake.薯条是无意中被发明的。

bymistake意为“错误地;无意中”。►Maybesomebodytookitbymistake.

可能有人错拿了它。1dListenagain.Completethesentences.TheHistoryofPotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips_____________byacookcalledGeorgeCrum.Theywereinventedin_____.GeorgeCrumcutthepotatoesreally,really______andthencookedthemforalongtimeuntiltheywere_______.Finallyheputlotsofsaltonthemsotheywere__________.wereinvented1853thincrispyreallysalty1eMakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.A:Didyouknowpotatochipswereinventedbymistake?B:Wow,Ididn’tknowthat.Whoinventedthem?A:...Didyouknowpotatochipswereinventedbymistake?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.

练习(2013•南宁)Don’tdrinkthesoup.Itsmells_____.A.niceB.deliciousC.saltyD.terrible2.(2013•黔东南州）Aboutover80yearsago,MickeyMousefirstedinthecartoon.____A.morethanB.lessthanC.atmostD.atleastDAI.单项选择。3.(2013•齐齐哈尔）TheGreatGreenWallcanstopthewindandsand_____totherichlandinthesouthofChina.A.moveB.tomoveC.frommoving4.MissWangdividedherstudents_____twogroups.A.for B.intoC.at D.fromCB5.Itookthewrongtrain______.Ididn’tevenknowituntilhalfanhourlater.A.bymistakes B.bymistakeC.withmistake D.withmistakes6.Ifoundthekey______whenIwascleaningtheroom.A.withaccidentB.byaccidentC.wit