Unit 6 Section B（1a-1e）课件.ppt

Unit6Whenwasitinvented?,人教九年级英语,SectionB（1a-1e）,课前预习,Whatdidtheyeat?,Ice-cream.,Whatdidthedogthinkoftheice-cream?,Sweet,cool,anddelicious!,课前预习,Salty(咸的),Ittastesbitter.,Ittastessalty.,bitter(苦的),Howdoesittaste?,课前预习,Ittasteshot.,Ittastessour.,sour(酸的),hot(辣的),Howdoesittaste?,课前预习,Howdoesittaste?,Ittastescrispy.,Ittastessweet.,sweet(甜的),crispy(脆的),1aThewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.,sweetcrispysaltysour,_,_,_,_,crispy,salty,sour,sweet,salty,Practice,TF,TF,1cListenandcircleTfortrueorFforfalse.,1.Potatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoeswerenotthinenough.4.Thecustomersaidtheywerenotsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.,TF,TF,TF,TF,1853,weretoothick,notmentioned,Hewassoangry,askformore,Whathappenedthen?,Practice,Thehistoryofpotatochips,Didyouknowhowpotatochipswereinvented?Potatochips_byacookcalledGeorgeCrum.Theywereinventedin_.GeorgeCrumcutthepotatoesreally,really_andthencookedthemforalongtimeuntiltheywere_.Finallyheputlotsofsaltonthemsotheywere_.,wereinvented,1853,thin,crispy,1dListenagain.Completethesentences.,reallysalty,Practice,课文解析,1.Potatochipswereinventedbymistake.mistake作名词“错误，误会”。也可以作动词“弄错，犯错”。常见形式有：（1）makeamistake出错例：Youhavemadeamistakehere.（2）mistakefor错把当作例：Theymistookhimforhisbrother.（3）bymistake错误地例：Theysentthelettertomebymistake.,课文解析,2.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。例：Thesoupisalittlesaltyforme.汤对我来说有点咸了。名词+后缀-y构成的形容词：luckluckyhealthhealthywindwindyrainrainytastetastyiceicysnowsnowysunsunny,课文解析,3.intheend最后，终于(相当于finally或atlast)例：Iwassavedintheend.我最