Unit When was it invented Section B-

1、Section BPeriod 1 (1a 1e)spread to other countriesby accidentIt is said over an open firefall into the watertake place without doubtall of a sudden流传到其它国家流传到其它国家偶然；意外地偶然；意外地据说据说在户外的火上在户外的火上掉入水中；落入水中掉入水中；落入水中发生；出现发生；出现毫无疑问；的确毫无疑问；的确crispyWhat are they? French fries/ potato ChipsHow do they taste ? fr

2、ied peanutscookies French fries taste crispybiscuitssour lemonsI think taste hawthorn fruit dried plum How do they taste ? red bayberriessweet candies I think taste pickled vegetable(泡菜泡菜)salty hotpeppersbeverages饮料饮料lemonA: How does the milk taste?B: It tastes sweet.1a Tell how the food tastes_cris

3、py saltysoursweetsaltyWrite the name of a different food after each word.sweet _ crispy _salty _ sour _banana apple orange cake sugarFrench fries salad lettucepopcorn pizza saltpickle plum vinegarFill in each blank with the correct word given.crispy sweet salty sour1. I dont like eating chocolate. T

4、he taste is too .2. Mom added salt but it still wasnt enough.3. I prefer lemons to oranges. I like the taste.4. She likes cookies. They are hard, dry and easily broken.sweetsaltysourcrispyThey were invented by a chef called George Crum one hundred years ago.But he invented them by mistake.Do you kno

5、w the history of potato chips?= a century1c1c Listen 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 were not thin enough.4. The customer said they were not salty enough.5. George wanted to make the cust

6、omer happy.6. The customer was happy in the end.1853were too thicknot mentionedHe was so angryask for moreThe history of potato chipsDid 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 th

7、en cooked them for a long time until they were _. Finally he put lots of salt on them so they were _.were invented1853thincrispy1d Listen again. Complete the sentences.really saltyThe customer loved them so much that he asked for more. he told-. So - ordered-As a resultHe thought the customer would

8、hate them.Why by accident, -sent back-, because-. But -in a bad mood, so -cut-and cooked -for-until-.And-sprinkled -on -so-.How a cook called George CrumWho in 1853WhenA: Did you know potato chips were invented by mistake?B: Wow, I didnt know that. Who invented them?A: George Crum did. It was invent

9、ed by the chef.B: How did he invent them? A: -B: Why did he do it like that ? A: -B: Whats the result? A: -Speaking:Ladies and gentlemen, let me tell you something about the history of potato chips. They - 1. by mistake 错误地错误地 I took his backpack by mistake. 我错拿了他的书包。我错拿了他的书包。 He put salt in her cup

10、 of tea by mistake. 他错把盐放进她的茶里。他错把盐放进她的茶里。Language points mistake 1. n. 错误错误 I used to make mistakes in spelling 我过去常常犯拼写错误。我过去常常犯拼写错误。 2. v. 弄错弄错; 误解误解 You mistook my meaning entirely. 你完全误解了我的意思。你完全误解了我的意思。 mistake . for . 错错把把当成当成 Dont mistake me for an American. 不要把我误会成美国人。不要把我误会成美国人。 by mistake

11、与与by accident 1) by mistake意为意为“错误地错误地” I took her umbrella by mistake last night because they are the same style 昨晚我错拿了她的雨伞，因为它们的样式一样。昨晚我错拿了她的雨伞，因为它们的样式一样。 2) by accident意为意为“偶然地；意外地偶然地；意外地” The idea came to him by accident 很偶然地他想到了这个主意。很偶然地他想到了这个主意。Im sorry to take your umbrella _ yesterday; heres

12、 the umbrella A. by accident B. by the way C. by guess D. by mistakeD【2012江苏无锡江苏无锡】完成句子完成句子别再犯如此愚蠢的错误了，否则你只能另谋高就了。别再犯如此愚蠢的错误了，否则你只能另谋高就了。Dont _, or you will have to find another job.make such silly mistakes any more/ make such a silly mistake any more抱歉，我错拿了你的包。抱歉，我错拿了你的包。Sorry, I took your bag _ _

13、.那个小孩在登山中意外地摔伤了腿。那个小孩在登山中意外地摔伤了腿。That child broke his leg _ _ when he was climbing the mountain. by mistake by accident2. in the end 最后，终于最后，终于 (相当于相当于finally 或或 at last) In the end, they found their teacher. 最后，他们找到了他们的老师。最后，他们找到了他们的老师。 I was saved in the end. 我最后获救了。我最后获救了。by the end常和常和of相连，用于指时间

14、，意为相连，用于指时间，意为“到到底底(末末)为止为止” They can finish the work by the end of this month. 到这个月底的时候，人们能完成这项工作。到这个月底的时候，人们能完成这项工作。 at the end of可以指时间，也可指处所，意为可以指时间，也可指处所，意为“在在尽头，在尽头，在结束时结束时”。 At the end of the road, you can see the shop. 在这条路的尽头，你能看到那家商店。在这条路的尽头，你能看到那家商店。 At the end of last term, we had an Engl

15、ish exam. 上在学期结束时，我们举行了一次英语测试。上在学期结束时，我们举行了一次英语测试。 他在花园的尽头的那边。他在花园的尽头的那边。He is down _ the garden. 最后，我们找到了这座房屋。最后，我们找到了这座房屋。 _ we found the house. 到战争结束时到战争结束时, 这个小铺子已经变成有这个小铺子已经变成有728个工人的大厂了。个工人的大厂了。_, the small work-shop had become a large factory with 728 workers.at the end ofIn the end By the en

16、d of the warnamehamburgersPotato chipsFried chickencolaIce creamLily saltycrispysweetsweetReport like this: My friend wants to order because it is / they areI want to invent a kind of food. It is as _ as sugar. It is as _ as potato chips. It is a little _ like lemons. But I wont _ too much salt on i

17、t. I dont want it to be too _. I think one day I will invent it by _.sweetcrispysoursprinklesaltymistakeKFC food is junk food, because its unhealthy. Try to eat less this kind of food, or you will get fatter.2. 薯片是一个名叫乔治薯片是一个名叫乔治克拉姆的厨师发明的。克拉姆的厨师发明的。Potato chips _ _ _ a cook _ George Crum. 3. 而且他在它们上

18、面放了很多盐。而且他在它们上面放了很多盐。And he _ lots of salt _ them. 完成句子。完成句子。1. 薯片是由于失误而被发明的。薯片是由于失误而被发明的。 Potato chips _ _ _ _ _ _ _ . ExerciseExercisewereinventedbymistakewereinventedbycalledputon4. 根据句意填入合适单词。根据句意填入合适单词。 Candy is _, salt is _, vinegar is _, and potato chips are _.5. 翻译下面的句子。翻译下面的句子。 那个厨师错把糖放进了汤里。那个厨师错把糖放进了汤里。 The cook put sugar into the soup by mistake.sweetsaltysourcrispy 单项选择单项选择1. -Sorry, I took your umbrella _ mistake. -It doesnt matter. A. with B. by C. at D. in2. I know that potato chips _ by George Crum. A. invented B. was invented C. are invented D. were inventedBD3. Mom adde