九年unit6sectionB公开课课件.ppt

Unit 9 When was it invented?Section B学习目标学习目标1.记住单词记住单词crispy, sweet, salty, sour 短语短语 by mistake, in the end2. 了解薯条的历史了解薯条的历史Tastes 1.Can you tell me five tastes? 2. Which food is sour? 3.Which food is sweet? 4.Which food is bitter? 5.Which food is salty ? 6.Which food is hot ? sour sweet bitter hot saltyorange yogurt apple banana tea coffeesalt pizzapepper onion salty sour1b Write the name of a different food after each word.sweet crispy bananaapples oranges cakeshoneycookiespotato chipspopcornspotato chipsgrapeslemonWhat are needed?The potatoes are cut into slices.The slices are cooked .The pepper and tomatoes are put.potato chipsWho were potato chips invented by?When were potato chips invented?George Crumcook2aread and circle “T” (for true) or “F” (for false).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.2b Read 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 realy _ and then cooked them for a long time until they were_. Finally he put lots of salt on them so they were _ .were invented1853 crispyreally saltythin 1. I dont like eating chocolate. The taste is too _. 2. Mom added salt but it still wasnt _ enough. 3. I like lemons better than oranges. I like the _ taste. 4. She likes _ cookies. They are hard, dry and easily broken. crispysweetsaltysourcrispysweetsaltysourExercise:Exercise:1、薯片是在错误中发明的。 Potato chips were invented _ _.2、青苹果很酸。 Green apples are very _ . 3、到最后，那位客人很高兴。 The customer was very pleased _ _ _.4、乔治往薯条上撒了许多盐。 George _ lots of salt _ the chips.by mistakesourputon in the end 1. Tom failed the exam at first, but _he passed. 2. Our school held a sports meeting_ last year. 3. The pollution will be more serious _ the 21st century. by the end ofIn the endat the end ofExercise:用in the end, at the end of和by the end of填空4. There is a middle school _the road. at the end ofIf I were you , I would like to take a machine that can make many delicious food for me.The different tastes of food 1.Can you tell me five tastes? 2. Which food is sour? 3.Which food is sweet? 4.Which food is bitter? 5.Which food is salty ? 6.Which food is hot ? sour sweet bitter hot saltyorange yogurt apple banana tea coffeesalt pizzapepper onion