九上UnitWhenwasitinvented第課時SectionBac

1、1 / 9foodtastes.Unit 9 When was it invented? Section B 1a-2cLearning goals:1. Let the students talk about different kinds of food they like and why2. Listen to the tape and finish the exercise.Step 1 PreviewTranslate the following sentences.1.薯條是無意中被發(fā)現(xiàn)的。2.顧客說它們不夠咸。3.然后他在它們上面撒了很多鹽，所以它們很咸。4.最后顧客高興了。答案

2、：1. Potato chips were invented by mistake.2. The customer thought the potatoes werenthin enough.3. And he sprinkled lots of salt on them so they were really salty.4. The customer was happy in the end.Step 2 Warming-upShow some pictures on the scree n. Review some foods.What kind of food do you like?

3、Please describe how the following2 / 93 / 9A: What kind of food do you like?B:l likeA:Why?B:Because its sweet .4 / 9An swers of 1a:potato chips: crispy, saltylem on: sourice cream: sweettea: sweet1b write the n ames of food as many as they can.sweet: apple, orange juice, soda, cake, honeycrispy: fre

4、nch fries, salad, lettucesalty: french fries, olives, pepper oni, pizza, popcor nsour: pickle, grapefruit調(diào)動每個學(xué)生的積極性，盡量復(fù)習(xí)到所有學(xué)過的食物。引起學(xué)習(xí)本 課的興趣。Step 2 Doing pair workRole playthe conv ersati on about the inven tio n of potato chips.A:Did you know potato chips were inven ted by mistake?B:I did nt know .W

5、ho inven ted them?A:Talk about some other food. Such as hamburgers, dumplings .訓(xùn)練學(xué)生的對話能力，同時又為下一步聽力練習(xí)做好鋪墊。Step3 listeningT:My class,have you ever eate n potato chips?5 / 9S: Y es.T:Do you like it ?S:Yeslike it very much.T:Do you want to know the history of potato chips?Lets listen to thetape and know

6、 someth ing about the potato chips(一)Listen and circle T(for true) or F(for false)1. Potato chips were inven ted by mistake. T F2. They were in ve nted in 1863. T F3. The customer thought the ptatoes weren t thineno ugh. T F4. The customer said they weren t saTy enough5. George wan ted to make the c

7、ustomer happy. T F6. The customer was happy in the end. T F(二)Listen again.Complete the sentences.The history of potato chips_that potato chips were inven ted by mistake?Potatochips_by a chef called GeorgeCrum .Theywerei nven tedin_ .George Crumcooked them for a long time un tilthey_.And hespri nkle

8、d lotsofsaltonthemsotheywere_ .An swers: Did you kno w/were inven ted/1853/wre crispy/really salty.通過聽力練習(xí)和寫作練習(xí)讓學(xué)生明白這些創(chuàng)造和發(fā)明對我們的生活 的幫助和對生活質(zhì)量6 / 9的提咼認(rèn)識。翻譯探究：1. The potato chips were inven ted by mistake.土豆條的發(fā)明純屬歪打 正著。mistake n.錯誤，誤會，過失【拓展】（1） mistake n.錯誤，誤會，過失例如：It was a_buyi ng that car買那輛車是個錯誤。（2）by

9、 mistake表示 錯誤地（因粗心、遺忘等所致）”Sorry, I took your bag_.對不起，我錯拿了你的手提包。（3）.mistake v.誤解，弄錯mistake . for錯把“當(dāng)作.”例如：I_ her sister我把她錯認(rèn)為是她妹妹。2. The customer thought the potatoes were nen ogtthll顧客認(rèn)為土豆（片）不夠薄。en ough adj.足夠的修飾形容詞或副詞時要放在修飾詞之后；但它修 飾名詞時則放在名詞之前；例如：We didn t le _ .我們離開得不夠早。We havent got_.我們沒有足夠的時間。7

10、/ 93. George wan ted to make the customer happy.喬治想讓那位顧客高興。make v.使怎么樣，其后往往帶復(fù)合賓語，常用句型如下：（1）主語+make+賓語+名詞（做賓補）。例如：The boss can_ .那個老板能使那個年輕人變?yōu)橐粋€富羽。(2) 主語+make+賓語+形容詞(做賓補)。例如：The news_這消息使她很高興。(3)make之后也可節(jié)省略to的不定式做賓語的補足語，其句型為： 主語+ make+賓語+do sth。例如：Nothi ng will_ my mi nd.無論什么事都不能使我改變主意。4. And he spri

11、nkled lots of salt on them so they were salty. (P71然后， 他在上面撒很多鹽，這樣它們就咸了。(1) sprinkle是 撒、灑”的意思，常構(gòu) 成sprinkle A on/over B或sprinkle B with A表示“”。She sprinkled sand along the icy path._He spri nkled vin egar on his fish and chips._(2) salt是不可數(shù)名詞，其形容詞是salty。在英語中，,表示 充滿/包含”，其意思與原來詞匯的 意思相同，只是詞性不同，女口cloudclo

12、udy, hairhairy,rose rosy, sleep sleep y等。答案：1. mistake/ by mistake/ mistake her for8 / 92. early eno ugh/ eno ugh time3. make the young man a rich man/ made her happy/ make me cha nge4.撒(某物)于(某物的表面”她往結(jié)冰的路上撒了些沙子。/他往魚和 土豆上灑了些醋。/很多名詞后加-y可以構(gòu)成形容詞自主檢測 完型填空People all over the world eat rice. 1 people, in A

13、sia, Africa and SouthAmerica _2_ it every day of their lives. Some people almost do not eat 3_except rice. Rice is a kind of生.There are more than 7000 kinds of rice. Mostkinds are water plants. Farmers _5_ rice in many countries even in the southern part of Russia and in easter n Australia. No one r

14、eally knows where rice _6_.Some one in China wrote about it almost 5000 years ago. Some scie ntists think that rice in West Africa,_8 thi nk it _9 from In diaand then 10 to other parts of the world.()1. A. Thousa nd ofB. Hu ndreds ofC. Millio ns ofD.Amillio n of()2. A. eat B. eatsC. eate n D. is eat

15、e n()3. A. everyth ingB. somethi ngC. any thi ng D. no thing()4. A. grass B. fruitC. flower D. vegetable()5. A. make B. run C. keepD. grow()6. A. came from B. came to C. went from D. went to()7. A. grewB. growC. is grow n D. was grow n()8. A. ano ther B. otherC. the other D. others()9. A. came B. co

16、meC. was come D. was coming()10. A. was pla ntedB. was take nC. was kept D. was grow n9 / 9閱讀短文，從方框中選擇適當(dāng)?shù)木渥犹钤跈M線上，使短文連貫完We all love new inventions. 1_ .But haveall these inventions really improved the quality of our lives? Picture this: Yourerushing to finish your homework on the computer. Your mobil

17、e phone ringsand a QQ message from your friend appears on the screen. 2. Now you haveto stay up all nightto get it done. How happy do you feel? Inventions have speeded up our lives somuch that they often leave us feeling stressed and tired. Why do you thinkpeople who live far away from noisy cities,

18、 with no telephone, no car, not evenany electricity often seem to be happier? 3.One family in the UK went“backin time”to see what life was like without allthe inventions we have today. The grandparents,with their daughter, andgrandsons Benjamin, 10and Thomas, 7. spent nine weeks in a house of the1940s. 4_ . The grandmother, Lyn,said,“5_ T”he. boys said they