湖北省石首市大垸鎮(zhèn)九年級(jí)英語(yǔ)全冊(cè) Unit 6 When was it invented學(xué)案4（無(wú)答案）（新版）人教新目標(biāo)版

Unit 6 When was it invented ? Section B 1a1e【學(xué)習(xí)目標(biāo)】掌握本課單詞、短語(yǔ)、句型繼續(xù)學(xué)習(xí)使用一般過(guò)去時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)進(jìn)行聽(tīng)力訓(xùn)練【學(xué)習(xí)重點(diǎn)難點(diǎn)】1. crispy adj. 脆的；2. salty adj. 咸的；3.sour adj. 酸的， 4.customer n. 顧客。【學(xué)法指導(dǎo)】聯(lián)系實(shí)際談?wù)撌称返男誀?觀(guān)察思考-聽(tīng)說(shuō)訓(xùn)練鞏固練習(xí)【教學(xué)過(guò)程】導(dǎo)入 在前面的課程我們已經(jīng)學(xué)習(xí)并了解了幾種有用的發(fā)明，它們?cè)诤艽蟪潭壬细淖兞宋覀兊纳?，使我們的生活更豐富多彩。下面提幾個(gè)簡(jiǎn)單的問(wèn)題來(lái)回顧上節(jié)課的內(nèi)容：1. When was the telephone invented? 2Can you imagine the life without telephones?3What do you think is the most helpful invention?4.What would you most like to invent if you could?二、你們知道這個(gè)人嗎？George，他發(fā)明了薯片、薯?xiàng)l。今天我們一起來(lái)了解薯?xiàng)l的發(fā)明吧。 三、難句提前知曉1. -Did you know potato chips were invented by mistake?-I didnt know that. Who invented them? -我不知道，是誰(shuí)發(fā)明的?-Potato chips were invented by a cook called George Grum. -土豆條是由一個(gè)叫George Grum的廚師發(fā)明的。2. The customer thought the potatoes were not thin enough.顧客認(rèn)為土豆不夠薄。3. Finally he put lots of salt on them so they were salty enough. 最后他在他們上面撒了許多鹽以使他們足夠咸。四、交流（完成教材1a-1e的任務(wù)）1. 翻開(kāi)課本P45，迅速閱讀1a部分的內(nèi)容。并按要求完成課本上相應(yīng)的任務(wù)in 1a. 2、要求學(xué)生完成1b部分的任務(wù)：然后邀請(qǐng)幾名同學(xué)給出自己的答案。并把收集的答案列舉在黑板上。3. 聽(tīng)第一遍錄音，完成課本上1c部分的任務(wù): 4. 聽(tīng)第二遍錄音，完成課本上1d部分的任務(wù)： 五、Language points1.potato chips是一個(gè)復(fù)合名詞， 復(fù)合名詞變復(fù)數(shù)的規(guī)則，你一定要牢記??！a.通常只把主體名詞變?yōu)閺?fù)數(shù) school boys(男生) apple trees(蘋(píng)果樹(shù)) vegetable sandwiches(蔬菜三明治) b.如果沒(méi)有主體名詞，在最后一個(gè)名詞上用復(fù)數(shù)。three-year-oldthree-year-olds（三歲的孩子）c.由man, woman和另外一個(gè)名詞構(gòu)成的復(fù)合名詞，兩個(gè)部分都要用復(fù)數(shù)。man teachermen teachers(男教師)2.by mistake 錯(cuò)誤地 是介詞短語(yǔ)，“錯(cuò)誤地；無(wú)意地；不小心地”，指由于錯(cuò)誤的判斷而造成的失誤， I took your bag instead of mine by mistake.我錯(cuò)拿了你的手提包，還以為是我的呢。3.mistake.for把錯(cuò)認(rèn)為, 錯(cuò)把當(dāng)作 She mistook him for the professor.她把他錯(cuò)當(dāng)作教授了4.George wanted to make the customer happy. 喬治想讓顧客開(kāi)心。句中的make意為“使得”，happy是形容詞，作賓語(yǔ)you的補(bǔ)足語(yǔ)，對(duì)賓語(yǔ)起補(bǔ)充說(shuō)明作用，常用的結(jié)構(gòu)為“make名詞/代詞形容詞”。 The bad news makes her sad. 那個(gè)壞消息使得她傷心不已?！緶剀疤崾尽縜.當(dāng)賓語(yǔ)是不定式短語(yǔ)或從句時(shí)，多用it作形式賓語(yǔ)。 The heavy rain made it impossible for us to go out. 大雨使得我們無(wú)法出去。 2.“make賓語(yǔ)n”意為使/讓某人 / 某物(成為)”。 We made him our monitor. 我們選他當(dāng)班長(zhǎng)。3.“make賓語(yǔ)do sth”意為“使某人做某事”。 在被動(dòng)語(yǔ)態(tài)中，此類(lèi)結(jié)構(gòu)中省略的動(dòng)詞不定式 to 要還原。 Our teacher makes us feel more confident. 老師使得我們感到更自信了。The boy was made to work twelve hours a day. 這個(gè)男孩被迫每天干十二個(gè)小時(shí)的活。六、鞏固練習(xí) 根據(jù)句意及首字母提示完成單詞。1. I dont like lemons because they are too s . 2. Lucy and Lily are twins. People often m them for each other.3. For a restaurant, c are the most important.4. The fish was too s because my mom put too much salt on it.5. We often put the food into the f to keep it fresh in summer.1.顧客最后終于高興了。The customer was happy .2.這個(gè)顧客說(shuō)這個(gè)薯?xiàng)l不夠脆。The customer said that the potato chips werent .3.喬治想讓顧客高興。 George wanted the customer .4.薯?xiàng)l是一個(gè)名Crum的廚師發(fā)明的The potato chips a chef Crum.昨天這個(gè)廚師往魚(yú)上面撒了許多鹽。The lots of salt the fish yesterday.6.Im sorry Ive taken your dictionary _ because they have the same color. It doesnt mat