Unit9Whenwasitinvented（SectionB1a-2c）.ppt

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1、Unit 9 When was it invented?Section B 1a-2cTalking-41.Do you like food,fruit and drink?2.What kind of food,fruit and drink do you like best?-please write them out.3.Can you describe the tastes of them?4.first lets learn some new words,then finish 1a and 1b.New words-81.crispy脆的；易碎的脆的；易碎的 2.salty咸的；含

2、盐的咸的；含盐的 3.sour酸的；酸味的酸的；酸味的 4.by mistake错误的错误的 4.chef大厨大厨 5.sprinkle撒；洒撒；洒 6.customer?7.lemon 柠檬柠檬8.in a good(bad)mood？sweetcrispy脆的脆的salty咸的咸的How do they taste?hotbitter苦苦red bayberriespepperssour酸 sour lemonice creamsweetName-tastes sweet bitter teapotato chipscrispy,saltyName-tastes1b-writingWrit

3、e the name of a different food after each word.Sweetbanana-Crispy-Salty-Sour-Cake,candy,sugar,-French fries,salad,biscuit,Salt,chicken,biscuit,-grape,strawberry,pickleWho was it invented by?Lets learn 2a and see Who was it invented by?Talking and listening-21.Look at the picture in 2a and guess when

4、,where，who and how chips are invented.2.Words:in a bad mood,thickthin,customer,sprinkle,hate,by mistake,by mistake,by accident:by accident:2a Listen and circle “T”(for true)or“F”(for false).Listen and circle “T”(for true)or“F”(for false).1.The potato chips were invented by mistake.2.They were invent

5、ed 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 FT FT FT FT FT FT FT FT FT FT FT FThe history of chips that potato chips were invented by mistake?Chips by a

6、 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 knowwere invented1853were crispyreally saltyPairwork-4read the listening material and then role play the convention:Did you know potato chips were invented by mistake?Wow,I didnt know that,who-when-where-how-?