二0二三年度九年級(jí)上冊(cè)Unit6WhenwasitinventedUnit6SectionB教案

1、Unit 6 When was it invented ?Section B 1a-1e一、教學(xué)內(nèi)容 1、復(fù)習(xí)已學(xué)過(guò)的關(guān)于食物的詞匯，并學(xué)習(xí)關(guān)于食物和描寫(xiě)食物的三個(gè)新詞：crispy, salty, sour。 2、通過(guò)閱讀學(xué)會(huì)用一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)對(duì)更廣泛的發(fā)明進(jìn)行描述。二、教學(xué)目標(biāo) 1. New words and expressions about inventions. 2. Learn to talk about the history of some food 3. The passive voice in the past tense.三、重點(diǎn)難點(diǎn) 學(xué)會(huì)用一般過(guò)去時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)對(duì)

2、發(fā)明物的歷史故事進(jìn)行描述。四、教學(xué)準(zhǔn)備 準(zhǔn)備本課時(shí)教材中所涉及的發(fā)明的圖片、錄音或者多媒體；準(zhǔn)備好本課時(shí)所需要的課件。五、教學(xué)過(guò)程Step 1復(fù)習(xí)簡(jiǎn)單復(fù)述茶是怎樣被發(fā)現(xiàn)的。Step 2情景導(dǎo)入T：Some inventions have changed our lives, such as telephone, car，computer and so on. They are helpful. But some inventions were invented by accident or by mistake. They are also helpful to us. Tea was inv

3、ented by accident. And we will learn the inventions that were invented by mistake.Step 3完成教材1a1e的任務(wù)1.閱讀1a內(nèi)容，完成相應(yīng)任務(wù)。2.要求學(xué)生完成1b部分的任務(wù)，然后找?guī)酌麑W(xué)生給出自己的答案。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)。5.聽(tīng)力內(nèi)容鞏固訓(xùn)練。要求學(xué)生根據(jù)所聽(tīng)到的內(nèi)容完成下列對(duì)話。完成后要求若干學(xué)生給出自己的答案，以鞏固對(duì)聽(tīng)力內(nèi)容的理解。Do you like potato chips? Do you know

4、 how the potato chips were invented? Now, lets listen and fill in the blanks.Potato chips were invented by mistake. They were invented by a cook called George Crum. One day a customer thought the fried potatoes werent thin enough and werent salty enough. So George cut them really thin and cooked the

5、m for a long time until they were crispy. And he put a lot of salt on them so they were salty.6.聽(tīng)第三遍錄音，并打開(kāi)聽(tīng)力材料，全班逐句進(jìn)行跟讀。7.放下聽(tīng)力材料，要求學(xué)生模仿聽(tīng)力內(nèi)容，利用1c、1d的信息分角色進(jìn)行對(duì)話練習(xí)。然后邀請(qǐng)23對(duì)學(xué)生當(dāng)堂演示，看哪一對(duì)的表現(xiàn)最佳。Step 4 小結(jié)訓(xùn)練1.對(duì)不起，我剛才錯(cuò)拿了你的字典。Sorry, I took your dictionary _ just now.2.薯?xiàng)l被炸了很久。The potato chips _ for a long time.3.它們不夠咸。They were not _.4.你知道薯?xiàng)l的歷史嗎？Do you know _ potato chips?答案： mistake cooked enough history ofStep 5問(wèn)題探究1.那消息使我悲傷。The news _ me _.2.我終于讓那位顧客滿意了。I made the _happy _.答案： ,sad ,in the endStep 6 Homework 1. Make dialogs with partners,