九年级英语全册-Unit-6-When-was-it-invented-Section-B-1课件-

Unit6Whenwasitinvented?SectionB1a-1e第1页adj.

脆；酥脆/'krispi/adj.咸/'sɔ:lti/adj.

酸；有酸味/'sauə(r)/

错误；无意n.

用户；客户/'kʌstəmə(r)/

奥林匹克运动会/ə'limpiks/crispysaltysourbymistakecustomertheOlympicsWordsandexpressions第2页

Whatkindoffooddoyoulike?第3页Sweetfood第4页saltyfood第5页Sourfood第6页Crispyfood第7页1aThewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.sweetcrispysaltysour_________________________crispysaltysoursweetsalty第8页1bWritethenameofadifferentfoodaftereachword.sweet________crispy________salty____________sour________bananabiscuitpotatochipsorange第9页1cListenandcircleTfortrueorFforfalse.Potatochipswereinventedbymistake.

TF2.Theywereinventedin1863.TF3.Thecustomerthoughtthepotatoeswerenotthinenough.TF4.Thecustomersaidtheywerenotsaltyenough.

TF第10页5.Georgewantedtomakethecustomerhappy.

TF6.Thecustomerwashappyintheend.

TF第11页1.Whoinventedpotatochips?

TheywereinventedbyacookcalledGeorgeCrum.2.Whenweretheyinvented?In1853.Listenandanswerthequestions.3.Whatdidthecustomerorderatthe restaurant?Heorderedaplateoffriedpotatoes.第12页5.HowdidGeorgecookthepotatoesthen?Hecutthepotatoesreally,reallythinandcookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.4.Whatdidthecustomthinkofthepotato chipsGeorgecookedatfirst?Hethoughttheywerecuttoothick.第13页

1.salty

咸

salty(tastingofsalt)

形容词，意为“咸；含盐”，是由名词salt(盐)加后缀-y组成。

►Thesoupisalittlesaltyforme.

汤对我来说有点咸了。名词+后缀-y组成形容词：luck—luckyhealth—healthywind—windyrain—rainytaste—tastyice—icysnow—snowysun—sunnyLanguagePoints第14页2.Potatochipswereinventedbymistake.

薯条是无意中被创造。

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

可能有些人错拿了它。第15页1dListenagain.Completethesentences.TheHistoryofPotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips_____________byacookcalledGeorgeCrum.Theywereinventedin_____.GeorgeCrumcutthepotatoesreally,really______andthencookedthemforalongtimeuntiltheywere_______.Finallyheputlotsofsaltonthemsotheywere__________.wereinvented1853thincrispyreallysalty第16页1eMakeaconversationaboutthe

inventionofpotatochips.Usetheinformationin1cand1d.A:Didyouknowpotatochipswereinventedbymistake?B:Wow,Ididn’tknowthat.Whoinventedthem?A:...第17页Didyouknowpotatochipswereinventedbymistake?Wow,Ididn’tknowthat.Whoinventedthem?第18页It’ssaidthattheywereinventedbyacookcalledGeorgeCrum.Whenwasthat?Oh,itwasbackin1853.第19页Whywasitanaccident?Oneday,acustomerorderedaplateoffriedpotatoes.Georgecookedthemforhim.Whenthepotatoescame,hesaidtheywerecuttoothickandsentthembacktothekitchen.第20页Sowhathappened?Georgewasangry,sohecutthepotatoesreally,reallythin,andhecookedthemforalongtimeuntiltheywerecrispy.Andheputlotsofsaltonthemsotheywerereallysalty.Hethoughtthecustomerwouldhatethem.第21页Andthen?Andthecustomerlovedthemandaskedformore.Hetoldtheothercustomersaboutthem,andsooneveryonewasorderingthinlycut,crispy,saltypotatochips.第22页

练习第23页(•南宁)Don’tdrinkthesoup.Itsmells_____.A.niceB.deliciousC.saltyD.terrible2.(•黔东南州）Aboutover80yearsago,MickeyMousefirstedinthecartoon.____A.morethanB.lessthanC.atmostD.atleastDAI.单项选择。第24页3.(

•齐齐哈尔）TheGreatGreenWallcanstopthewindandsand_____totherichlandinthesouthofChina.A.moveB.tomoveC.frommoving4.MissWangdividedherstudents_____twogroups.A.for B.intoC.at D.fromCB第25页5.Itookthewrongtrain______.Ididn’tevenknowituntilhalfanhourlater.A.bymistakes B.bymistakeC.withmistake D.withmistakes6.Ifoundthekey______whenIwascleaningtheroom.A.withaccidentB.byaccidentC.withmistakeD.bymistakeBB第26页II.用所给词适当形式填空。daily1.Nowcomputersarewidelyusedinour______(day)lives.2.Hementioned_________(hear)fromheroften.3.Thesoupisvery_______(salt)becausemymotherputlotsof_____(salt)onit.4.Sincethen,the___________(popular)ofbasketbal