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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,九年级人教新目标,Unit 9,When was it invented?,Section B,How do they taste?,crispy,salty,crispy,sweet,sour,sweet,sweet,soft,bitter,sweet,soft,salty,1a.Fill in the blanks with the words given.,sour,sweet,crispy,salty,sour,salty,sweet,sweet,1b.Write the name of a different food after each word.,sweet:,crispy:,salty:,sour:,banana,apple,cake,potato chips,salad,pizza,french,fries,olives,grape,lemon,pickle,grapefruit,2a.Listen and circle“T”or“F”.,1.Potato chips were invented by mistake.,2.They were invented in 1863.,3.The customer thought the potatoes werent,thin enough.,4.The customer said they werent salty enough.,5.George wanted to make the customer happy.,6.The customer was happy in the end.,T,F,T,F,F,T,The history of potato chips,_ that potato chips were invented by mistake?Potato chips _ by a chef called George Crum.They were invented in _.George Crum cooked them for a long time until they _.And he sprinkled lots of salt on them so they were _.,Did you know,were invented,1853,were crispy,really salty,2b.Listen again and complete the,sentences.,2c.,Pairwork,A:,Did you know potato,chips were invented by,mistake?,B:,Wow,I didnt know,that.Who,invented them?,A:it was invented by a,chef called,Geroge,Crum.,3a.Read the article and answer the questions.,Who invented tea?,1.What is the article about?,2.When was it invented?,3.Who was it invented by?,4.How was it invented?,It is about the invention of tea.,It was invented over three thousand years.,It was in invented by the Chinese emperor,Shen,Nong.,It was invented by accident.,Match them into sentences.,The tea,wasnt brought,to the western world until 1610.,Shen Nong,was boiling drinking water,over an open fire,Some leaves,fell,to the water,The emperor,decided,to taste the hot mixture,3b.Write an article using the notes in the box.,Who:college students,What:metal pie plate,flying disk,When:1950s,Where:bakery Bridgeport,Connecticut,How:students eat pie,throw pie plates,Today:clubs,magazines,festival,A sample version,From pie plate to flying disk,The flying disk was invented by college students.,Flying disk is a metal pie plate.In the 1950s,several,college students ate pies made by a bakery in,Bridgeport,Connecticut.They found it interesting to,throw the pie plates with each other.Then it became,a game.Today,there are flying disk clubs,magazines,and even a festival.,4a.Think of something that you dont like doing.Then think of an invention that could help,you.Write,the details in the chart.,Problem:,we often get hurt by the hot,water in the cup.,New invention:,a cup that can tell you the,temperature of the water.,Use:,It can show the temperature of the water.,Price:,$50,Explanation,1.Potato chips were invented by,mistakes,.,mistake,作名词“错误，误会”。也可以作动词“弄错，犯错”。常见形式有：,make a mistake,出错,e.g.You have made a mistake here.,mistakefor,错把,当作,They mistook him for his brother.,by mistake,错误地,e.g.They sent the letter to me by mistake.,3.Did you know that teawas invented,by,accident,?,by accident “,偶然地，碰巧”。同义词组,是,by chance,，同义词是,accidentally,反义,词组是,on purpose.,4.,Although,tea wasnt brought to the western world,until,1610,(1),although,作连词,意为“虽然,尽管”,引导让步状语从句,我们不能根据汉语习惯,在后面使用连词,but,不过它可以与,yet,still,连用,;e.g.Although he is very busy,he always talks with us.,(2),notuntil,意为“直到,才”,until,引导一个时间状语从句。,I did not,go to bed,until I finished my homework.,5.,According to,an ancient Chinese legend,，,the emperor,Shen,Nong,discovered,tea,(1),according to,是个短语介词,意为“根据,;,依照,”,后接代词,名词或由疑问词以及,whether,引出的名词性从句。,e.g.According to the radio,it will rain,tomorrow.,(2),discover,意为“发现”，指发现的对象是,本来存在的。,find,意为“找到”，强调结果。,invent,意为“发明”，发明的对象是以前没,有的东西。,用所给词的正确形式填空。,1.The TV _(invent)around 1927.,2.They are used for _(see)in the park.,3.This kite _(make)by Uncle Wang.,4.Tea _(discover)a long time,ago.,5.Our classroom _,(should clean)every day.,was invented,seeing,was made,was discovered,should be cleaned,Homework,Write an article using the notes in the box on,Page 72.,
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