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1、Unit 6When was it invented?第1页adj.脆；酥脆脆；酥脆 /krispi/adj.咸咸 /s:lti/adj.酸；有酸味酸；有酸味 /sau(r)/错误；无意错误；无意n.用户；客户用户；客户 /kstm(r)/奥林匹克运动会奥林匹克运动会 /limpiks/crispysaltysourby mistakecustomerthe OlympicsWords and expressions第2页 What kind of food do you like?第3页Sweet food第4页salty food第5页Sour food第6页Crispy food第7页1
2、a The words in the box describe how food can taste.Write them under the correct pictures.Some pictures have more than one word.sweet crispy salty sour_crispysaltysoursweetsalty第8页1b Write the name of a different food after each word.sweet _crispy _salty _sour _bananabiscuitpotato chipsorange第9页1c Li
3、sten and circle T for true or F for false.1.Potato chips were invented by mistake.T F2.They were invented in 1863.T F3.The customer thought the potatoes were not thin enough.T F4.The customer said they were not salty enough.T F第10页5.George wanted to make the customer happy.T F6.The customer was happ
4、y in the end.T F第11页1.Who invented potato chips?They were invented by a cook called George Crum.2.When were they invented?In 1853.Listen and answer the questions.3.What did the customer order at the restaurant?He ordered a plate of fried potatoes.第12页5.How did George cook the potatoes then?He cut th
5、e potatoes really,really thin and cooked them for a long time until they were crispy.And he put lots of salt on them so they were really salty.4.What did the custom think of the potato chips George cooked at first?He thought they were cut too thick.第13页 1.salty 咸咸 salty(tasting of salt)形容词，意为形容词，意为“
6、咸；含咸；含盐盐”，是由名词，是由名词salt(盐盐)加后缀加后缀-y组成。组成。The soup is a little salty for me.汤对我来说有点咸了。汤对我来说有点咸了。名词名词+后缀后缀-y组成形容词：组成形容词：lucklucky healthhealthy windwindy rainrainy taste tasty ice icysnow snowy sunsunnyLanguage Points第14页2.Potato chips were invented by mistake.薯条是无意中被创造。薯条是无意中被创造。by mistake意为意为“错误地错误地
7、;无意中无意中”。Maybe somebody took it by mistake.可能有些人错拿了它。可能有些人错拿了它。第15页1d Listen again.Complete the sentences.The History of Potato ChipsDo you know how potato chips were invented?Potato chips _by a cook called George Crum.They were invented in _.George Crum cut the potatoes really,really _ and then coo
8、ked them for a long time until they were _.Finally he put lots of salt on them so they were _.were invented1853thincrispyreally salty第16页1e Make a conversation about the invention of potato chips.Use the information in 1c and 1d.A:Did you know potato chips were invented by mistake?B:Wow,I didnt know
9、 that.Who invented them?A:.第17页Did you know potato chips were invented by mistake?Wow,I didnt know that.Who invented them?第18页Its said that they were invented by a cook called George Crum.When was that?Oh,it was back in 1853.第19页Why was it an accident?One day,a customer ordered a plate of fried pota
10、toes.George cooked them for him.When the potatoes came,he said they were cut too thick and sent them back to the kitchen.第20页So what happened?George was angry,so he cut the potatoes really,really thin,and he cooked them for a long time until they were crispy.And he put lots of salt on them so they w
11、ere really salty.He thought the customer would hate them.第21页And then?And the customer loved them and asked for more.He told the other customers about them,and soon everyone was ordering thinly cut,crispy,salty potato chips.第22页 练习第23页1.(南宁南宁)Dont drink the soup.It smells _.A.nice B.delicious C.salt
12、y D.terrible2.(黔东南州）黔东南州）About over 80 years ago,Mickey Mouse first ed in the cartoon._ A.more than B.less than C.at most D.at leastDAI.单项选择。单项选择。第24页3.(齐齐哈尔齐齐哈尔）The Great Green Wall can stop the wind and sand _ to the rich land in the south of China.A.move B.to move C.from moving4.Miss Wang divided
13、 her students _ two groups.A.for B.into C.atD.fromCB第25页5.I took the wrong train _.I didnt even know it until half an hour later.A.by mistakes B.by mistake C.with mistake D.with mistakes6.I found the key _ when I was cleaning the room.A.with accident B.by accident C.with mistake D.by mistakeBB第26页II
14、.II.用所给词适当形式填空。用所给词适当形式填空。daily1.Now computers are widely used in our _(day)lives.2.He mentioned _(hear)from her often.3.The soup is very _(salt)because my mother put lots of _(salt)on it.4.Since then,the _(popular)of basketball has risen quickly.5.I have worked here for _(near)two years.hearingsaltysaltpopularitynearly第27页Homework1.Read the text again.Try to conclude the passage with your own words.2.Memorize the new words and expressions in this lesson.第28页第29页