九年级1-4单元的课件U课件

Unit9,Whenwasitinvented?,（The3rdLesson）,crispyandsalty,Describehowthefoodtastes.,potatochips,sour,lemons,sweet,icecream,sweet,tea,2a.Listenandcircle“T”(true)or“F”(false).,1.Potatochipswereinventedbymistake.TF2.Theywereinventedin1863.TF3.Thecustomerthoughtthepotatoeswerentthinenough.TF4.Thecustomersaidtheywerentsaltyenough.TF5.Georgewantedtomakethecustomerhappy.TF6.Thecustomerwashappyintheend.TF,bymistake错误地,intheend最后;终于,_thatpotatochipswereinventedbymistake?PotatoChips_byachefcalledGeorgeCrum.Theywereinventedin_.GeorgeCrumcookedthemforalongtimeuntilthey_Andhesprinkledlotsofsaltonthemsotheywere_.,Thehistoryofpotatochips,Didyouknow,1853,werecrispy,reallysalty,wereinvented,1.mistake(n.)错误，误会，过失,他把盐误放进茶里了。,Heputsaltintohisteabymistake.,makeamistake/mistakes犯错误,他犯了一个愚蠢的错误。,Hemadeafoolishmistake.,bymistake错误地,2.mistake(v.)误解，弄错,他误把盐当成糖了。,Hemistookthesaltforsugar.,mistakefor将误以为,(mistook;mistaken),1.Idontlikeeatingchocolate.Ittastestoo_.2.Momaddedsomesaltbutitstillwasnt_enough.Ipreferlemonstooranges.Ilikethe_taste.4.Shelikes_cookies.Theyarehard,dryandeasilybroken.,crispysweetsaltysour,sweet,salty,sour,crispy,Whoinventedtea?Didyouknowthattea,themostpopulardrinkintheworld(afterwater),wasinventedbyaccident?AlthoughteawasntbroughttotheWesternworlduntil1610,thisbeveragewasdiscoveredoverthreethousandyearsbeforethat.AccordingtoanAncientChineselegend,theemperorShenNongdiscoveredteawhenhewasboilingdrinkingwateroveranopenfire.Someleavesfromanearbybushfellintothewaterandremainedthereforsometime.Theemperornoticedthattheleavesinthewaterproducedapleasantsmell.Laterhedecidedtotastethehotmixture.Itwasquitedelicious.Andinthisway,oneoftheworldsfavoritedrinkswasinvented.,Readthearticleandwriteanswerstothequestions.,1.Whatisthearticleabout?_2.Whenwasitinvented?_3.Whowasitinventedby?_4.Howwasitinvented?_,Itisabouttheinventionoftea.,Itwasinventedoverthreethousandyearsago.,ItwasinventedbytheChineseemperorShenNong.,Itwasinventedbyaccident.,1.在世界上2.意外地3.直到才4.根据5.掉进6.一种宜人的香味7.决定做某事8.这样,intheworld,byaccident,notuntil,accordingto,fallinto,apleasantsmell,decidetodosth.,inthisway,2.accident:ksidntn.事故,意外的事,byaccident偶然地；意外地；碰巧,我偶然找到了那本相册。,Ifoundthephotoalbumbyaccident/chance.,=bychance,Ioverheardtheirconversationbyaccident.,我无意中听到了他们的对话。,Thetrafficaccidentalmostscaredhimtodeath.,那场交通事故把他吓个半死。,Whoinventedtea?Didyouknowthattea,themostpopulardrink_(afterwater),wasinvented_?Althoughtea_broughttotheWesternworld_1610,thisbeveragewas_overthreethousandyearsbeforethat._anAncientChineselegend,theemperorShenNongdiscoveredteawhenhewasboilingdrinkingwater_.Someleavesfromanearbybush_thewaterand_thereforsometime.Theemperornoticedthattheleavesinthewaterproduceda_smell.Laterhedecided_thehot_.Itwasquitedelicious.And_,oneoftheworldsfavoritedrinkswasinvented.,inthe,world,byaccident,wasnt,until,discovered,Accordingto,overanopenfire,fellinto,remained,pleasant,to,taste,mixture,in,thisway,1.AlthoughteawasntbroughttotheWesternworlduntil1610,thisbeveragewasbeforethat.,2.Someleavesfromanearbybushfellintothewaterandremainedthereforsometime.,3.Theemperornoticedthattheleavesinthewaterproducedapleasantsmell.,4.Andinthisway,oneoftheworldsfavoritedrinkswasinvented.,虽然茶直到1610年才被带到西方，但在那之前的三千多年这种饮料就已经被发明了。,来自附近灌木丛的一些树叶落入水中并且在水中保留了一段时间。,神农帝注意到水中的叶子散发出一种令人愉快的味道。,就这样，世界上特别受人喜爱的饮料之一被发明了。,谁发明了茶你知道世界上最受欢迎的饮料（次于水），是意外地被发明的吗？虽然茶到1610年才被传入西方国家，但这种饮料在3000多年以前就已经被发现了。根据中国古代的传说，皇帝神农在户外烧开水时发现了茶叶。附近灌木的一些叶子落到了水里并在水中煮了一会儿。皇帝注意到那些落到开水里的叶子散发出一种宜人的香味。然后他决定尝尝这种热的混合物。味道很不错。就这样，世界上最受欢迎的饮料之一被发明出来了。,Writeanarticleusingthenotesinthebox.,Frompieplatetoflyingdisk,Theflyingdiskisametalpieplate.Itsaverypopulargameallovertheworld.Didyouknowthattheflyingdiskwasinventedbyaccident?Infact,theflyingdiskwasinventedbycollegestudents.Inthe1950s,severalcollegestudentsatepiesmadebyabakeryinBridgeport,Connecticut.Theyfounditinterestingtothrowthepieplateswitheachother.Thenitbecameagame.Today,thereareflyingdiskclubs,magazinesandevenafestival.,thousand的用法,(1).数词+thousand+n（复数）(2).thousandsof+n（复数）(3).数词+thousandof+then（复数）如：两千名学生几千名学生那些学生中的两千名学生,twothousandstudents,thousandsofstudents,twothousandofthestudents,以f,fe结尾名词变复数规则,巧记-f(e)结尾的名词复数妻子(wife)持刀(knife)去宰狼(wolf)，小偷(thief)吓得发了慌；躲在架(shelf)后保己（self）命(life)，半（half）片树叶(leaf)遮目光。这9个名词变复数时，都要改f或fe为v，再加es，其他的以-f(e)结尾的名词则直接加-s变复数。,Fall的用法,过去式：fell过去分词：fallenfallinto（v.+prep.）；落入；陷入,falloff=falldownfrom“跌落、从掉下来”，fallinlovewith爱上fallasleep入睡fallill/sick生病fallover向前摔倒fallbehind落后,remain“留下”、“逗留”，,Eg:Heremainathometolookafterthebaby,notice注意,注意到,ShedidntnoticethatIhadenteredtheroom.她没有看到我已经走进屋里。Inoticedhimwinkingathisbrother.我察觉他对他兄弟眨眼示意。,Produce生产,出产;制造;创作,Thefactoryproduces1,000carsaweek.这家工厂每星期生产一千辆轿车。,pleasant,pleasedadj.表示外部因素引起人发自内心的欣慰和愉快pleasantadj.愉快高兴指天气、时间、旅行令人高兴愉快pleasev.使高兴使同意Pleasuren.(1）乐事;乐趣CItisapleasuretoworkwithyou.和你一起工作真是件乐事。（2）愉快,高兴;满足UHefindsgreatpleasureinreading.他从读书中得到很大乐趣。,taste,1.名词n.味道,滋味Theliquidhasabittertaste.这种药水有苦味。2.及物动词vt.尝,辨(味)Hetastedbothcakesanddecidedneitherwasgood.他两块蛋糕都尝了尝,觉得都不好吃。3.不及物动词vi.吃起来;尝起来Themedicinetastesbitter.这药有苦味。Themeattastesdelicious.这肉味道真好。,Step4快乐检测Happytest,1.Thecamerawasoneofthegreat_(发明)inthesecondhalfofthe19thcentury.（2009江苏无锡）2.-Whereismypen?Haveyouseenit?-Oh,sorry.Ihavetakenyours_（错误地）.（09烟台市改编）()3._hamburgersarejunkfood,manychildrenlikethem.（2009山东德州）A.IfB.UnlessC.BecauseD.Although,bymistake,inventions,D,快乐检测,4.Tomknewnothingaboutit_hissistertoldhim.（2009湖南长沙）A.sinceB.ifC.until,c,B,6._visitorscometoChinaeveryyear.（2009贵州安顺）A.ThousandsofB.TenthousandsC.TenthousandofD.Thousandof,5.Morethantwo_yearsago,peopleknewlittleabouttheuniverse.（2009辽宁锦州）A.thousandsB.thousandC.thousandofD.thousandsof,A,7.用fallinto,falloff=falldownfrom,fallinlovewith,fallasleep,fallill/sick,fallover,fallbehind填空,Tom_(爱上）hisnewbike.Therearetoomuchsnowontheground.Tomwasridingmuchtoofast.Suddenlyhe_（入睡）and_（从摔下）thebike.Thenhe_（向前摔倒）and_（掉进）thehole（坑，洞）.LateronTom_（生病）and_（落后）hisclassmates.,fellinlovewith,fellasleep,felloff/felldownfrom,fellover,fellinto,fellill,fellbehind,leaves,8.Iwonderwhytheonthistreehavebecomeyellowrecently.（leaf）（2009扬州）,10.Oh.Imhungry.Mum,canIhavethehamburgerontheplate?No.Ittastes.A.terriblyB.terribleC.goodD.well,B,附加练习1：写出下列名词的复数,狼(wolf-)一样凶狠的小偷(thief-)，拿着半(half-)片叶子(leaf-)当刀子(knife-)，架（shelf-）在妻子（wife-）的脖子上，想要她的命（life-）,wolves,thieves,halves,shelves,wives,lives,knives,leaves,附加真题1,Whatsthis？AflyingdiskIt_bycollegestudents（2009湖北仙桃市）A、inventedB、inventsC、isinventedD、wasinvented,D,附加真题2,DoyouknowtheFourGreatI_(invent)of_（古代的）China?（2009湖北恩施）,nventions,ancient,附加真题