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1、2020年精編人教版英語資料 Unit 6 When was it invented? 單元總覽 類別 課程標(biāo)準(zhǔn)要求掌握的項(xiàng)目 單元話題 In this unit, students learn to talk about the history of inventions 重點(diǎn)單詞 1.project n. 項(xiàng)目，工程； 2. pleasure n. 高興，愉快； 3. daily adj. 日常的，每日的； 4. mention v. 提到，說到； 5.nearly adv.幾乎，差不多； 6.boil v. 煮沸，燒開； 7.remain v. 保持

2、不變；剩余； 8.national adj.國(guó)家的，民族的； 9. low adj.低的，矮的； 10.translate v. 翻譯； 11.lock v.鎖上；n. 鎖； 12.sudden adj. 突然的 13. crispy adj. 脆的；酥脆的； 14. salty adj. 咸的； 15.sour adj. 酸的，有酸味的； 16.customer n. 顧客。 17. Canadian 加拿大的， 18. divide v. 分開，分散； 19. hero n 英雄，男主角； 20. professional adj. 職業(yè)的，專業(yè)的；

3、重點(diǎn)詞組 1. shoes with special heels 特殊后跟的鞋子 2. hot ice cream scoop熱的冰其淋勺子 3. run on electricity 電動(dòng)的 4. be used for 被用作 5. the subject for my school project 學(xué)校項(xiàng)目的課題 6. our daily lives 我們的日常生活 7. have a point有點(diǎn)道理 8. by accident偶然，意外地 9. over the open fire在火堆上 10. fall into the water 落入

4、水中 11. take place 發(fā)生 12. without doubt毫無疑問 13. at a low price 以一個(gè)很低的價(jià)格 14. translate the book into different language 把書翻譯成不同種的語言 15. all of sudden 突然 16. by mistake 錯(cuò)誤地 17. a much-loved and active sport 一個(gè)深受喜愛并且積極的運(yùn)動(dòng) 18. divide…into 把…分開 19. stop sb from doing sth 阻止某人做某事 20. look

5、 up to欽佩，仰慕 21. the professional basketball groups 職業(yè)籃球機(jī)構(gòu) 22. use someone else’s idea借用其他人的想法 重點(diǎn)句式 1. I think the TV was invented before the car. 我認(rèn)為電視是在轎車之前發(fā)明的。 2. ---When was the telephone invented? --- 電話是什么時(shí)候發(fā)明的？ --I think it was invented in 1876. ---我認(rèn)為電話是在1876年被發(fā)明的。 3. ---Wha

6、t are they used for? ---他們可用來做什么？ ---They are used for changing the style of the shoes ---他們可用來改變鞋子的樣式。 4. ---When was the zipper invented? ---拉鏈?zhǔn)鞘裁磿r(shí)候發(fā)明的？ ----It was invented in 1893 .--它是在1893年被發(fā)明的。 5. ---Who was it invented by? ---它是由誰發(fā)明的？ ---It was invented

7、by Whitcomb Judson. ---它是被惠特科姆.賈德森發(fā)明的。 6. ---When was tea brought to Korea? ---茶是什么時(shí)候被帶到韓國(guó)的？ ---It was brought to Korea during the 6th and 7th centuries. ---它是在六至七世紀(jì)被帶到韓國(guó)的。 7. ---What is the hot ice-cream scoop used for? -這個(gè)熱的冰其淋勺子是用來做什么的？ ---It’s used for serving really cold ice-cr

8、eam ---它是用來提供真正冷的冰其淋。 單元語法 Passive voice (past tense) 課時(shí)分解 第一課時(shí) Section A（1a ~ 2d） I. I. 知識(shí)目標(biāo) 類別 課時(shí)要點(diǎn) 重點(diǎn)單詞 1.project n. 項(xiàng)目，工程； 2. pleasure n. 高興，愉快； 3. daily adj. 日常的，每日的； 4. mention v. 提到，說到； 重點(diǎn)詞組 1. shoes with special heels特殊后跟的鞋子 2. hot ice cream scoop 熱的冰其淋勺子 3. r

9、un on electricity 電動(dòng)的 4. be used for被用作 5. the subject for my school project 學(xué)校項(xiàng)目的課題 6. our daily lives我們的日常生活 7. have a point有點(diǎn)道理 重點(diǎn)句式 1. I think the TV was invented before the car. 我認(rèn)為電視是在轎車之前發(fā)明的。 2. ---When was the telephone invented? --I think it was invented in 1876. --- 電話是什么時(shí)候

10、發(fā)明的？ ---我認(rèn)為電話是在1876年被發(fā)明的。 3. ---What are they used for? ---They are used for changing the style of the shoes. ---他們可用來做什么？ ---他們可用來改變鞋子的樣式。 4. The zipper was invented by Whitcomb Judson in 1893. but at that time, it wasn’t used widely. 拉鏈?zhǔn)怯蒞hitcomb Judson 在1893 年發(fā)明的，在那時(shí)它并沒有得到廣泛應(yīng)用。 II.

11、課堂環(huán)節(jié) §自主學(xué)習(xí)方案 【自學(xué)自查】 一、根據(jù)漢語提示完成單詞。 根據(jù)漢語提示完成單詞。 1. I like the color of this coat but I don’t like its style (款式). 2. It’s my great pleasure (高興) to have a talk with you. 3. The little inventions have helped me a lot in my daily (日常的)life. 4. Julia introduced a good website (網(wǎng)站)to me to learn E

12、nglish. 5. My mother always lists（列清單）all things that she wants to buy before shopping. §課堂導(dǎo)學(xué)方案 Step 1 情景導(dǎo)入（參考案例） Teacher: There are many useful things in the world. They help us a lot in life. (Show some pictures on the screen) When were they invented? Students: _____________________. ① The

13、 telephone was invented in 1876. ② The computer was invented in ... …… 環(huán)節(jié)說明：通過課前的一個(gè)師生問答互動(dòng)引入新課的話題; 通過圖片的展示和語言的描述創(chuàng)設(shè)了情境，激發(fā)了學(xué)生的學(xué)習(xí)興趣和表達(dá)欲望。 1. 要求學(xué)生翻開課本P41，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): Number the pictures.（1分鐘） 2. 檢查答案，先要求全班一起給出答案并檢查討論。 3. 要求學(xué)生聽第一遍錄音，并完成課本上1b的聽力任務(wù): Listen and match the inventions wit

14、h the years. Check their answers: 讀出序號(hào)-讀出年份-讀出完整的句子（2分鐘） 4. 要求學(xué)生聽第二遍錄音，并逐句進(jìn)行跟讀。（2分鐘） 5. 完成教材1c的任務(wù)，要求學(xué)生模仿1a內(nèi)容，進(jìn)行對(duì)話練習(xí)。并邀請(qǐng)2-3對(duì)同學(xué)當(dāng)堂進(jìn)行演示。（3分鐘） 6. 小結(jié)訓(xùn)練。要求學(xué)生在規(guī)定的時(shí)間內(nèi)完成一個(gè)小練習(xí)。并請(qǐng)若干學(xué)生給出自己的答案。有錯(cuò)誤的話及時(shí)解決糾正。（2分鐘） 用所給單詞的正確形式填空： 1) When was the telephone invented (invent)? 2) The computer can help us do math pr

15、oblems (help). 3) In those day, the woman couldn't afford (afford)a TV because they were really expensive. 4) A friend of mine (I) came to see me last week. 5) I think you need to take (take) a history class. 環(huán)節(jié)說明：通過學(xué)習(xí)1a，使學(xué)生對(duì)幾種重要的發(fā)明有所了解，并拓寬了思路；通過1b，鍛煉學(xué)生的聽力及抓取關(guān)鍵信息的能力；通過1c的訓(xùn)練鍛煉學(xué)生的口頭表達(dá)能力，同時(shí)鞏固對(duì)本課內(nèi)

16、容的認(rèn)識(shí)。 Step 3 完成教材2a-2c的任務(wù) 【操作案例】 1. 要求學(xué)生翻開課本P42。播放錄音一遍，完成2a，2b的聽力任務(wù)，然后個(gè)別檢查，統(tǒng)一核對(duì)答案。（2分鐘） 2. 要求學(xué)生聽第二遍錄音，并逐句進(jìn)行跟讀。（2分鐘） 3. 聽力內(nèi)容鞏固訓(xùn)練。要求學(xué)生根據(jù)所聽到的內(nèi)容完成下列各句。完成后要求若干學(xué)生給出自己的答案。以鞏固對(duì)聽力內(nèi)容的了解。（4分鐘） The battery-operated slippers are used for seeing in the dark. They were invented by Julie Thompson. This heat

17、ed ice cream scoop is used for scooping out really cold ice cream. The shoes with adjustable heels are used for cleaning the style of your shoes. 4. 大聲朗讀聽力材料。（1分鐘） 5. 放下聽力材料，要求學(xué)生模仿聽力內(nèi)容，利用2a，2b的信息分角色練習(xí)對(duì)話練習(xí)。然后邀請(qǐng)2-3對(duì)同學(xué)當(dāng)堂演示?？茨囊粚?duì)的表現(xiàn)最佳。（5分鐘） 6. 播放2d的對(duì)話錄音，讓學(xué)生跟讀，模仿并理解大意。然后讓學(xué)生分角色朗讀并表演2d的對(duì)話。（5分鐘） 7．對(duì)話內(nèi)容鞏固

18、訓(xùn)練。要求學(xué)生根據(jù)2d對(duì)話的內(nèi)容完成下各句。完成后要求若干學(xué)生給出自己的答案。以鞏固對(duì)對(duì)話內(nèi)容的了解。（4分鐘） Last week, Roy saw a website, it says the zipper is one of the it greatest small inventions that changed the world. It mentioned that the zipper was invented by Whitcomb Judson in 1893. but at that time, it wasn’t widely used. Paul think he d

19、o seems to have a point. The zipper is really such a great invention and it’s used in our daily lives very often and everywhere. 環(huán)節(jié)說明：將聽、說、讀、寫的任務(wù)結(jié)合起來不僅鍛煉了學(xué)生的語言綜合運(yùn)用能力，還鞏固了學(xué)生對(duì)被動(dòng)語態(tài)的學(xué)習(xí)、識(shí)記和運(yùn)用。 §當(dāng)堂評(píng)價(jià)方案（詳見當(dāng)堂訓(xùn)練部分） §備課資料包 a. 詞匯包： 1.invent (v.)發(fā)明；創(chuàng)造 invent 指發(fā)明創(chuàng)造出自然界本來不存在的東西，如工具、方法、手段、汽車、電器、合成材料等。 【備

20、課例句】 Bell invented the telephone. 貝爾發(fā)明了電話。 Smith invented a new teaching method. 史密斯發(fā)明了一種新的教學(xué)方法。 【橫向輻射】discover, find, create 1.discover是“發(fā)現(xiàn)”的意思，是指發(fā)現(xiàn)原來就有而一直沒被發(fā)現(xiàn)，如發(fā)現(xiàn)電、煤、石油等礦藏及新星、星系或科學(xué)真理等。 Columbus discovered America in 1492.1492年哥倫布發(fā)現(xiàn)了新大陸。 Recently they have discovered a comet. 最近他們發(fā)現(xiàn)了一顆彗星。 2

21、.find的意思是“尋找”，強(qiáng)調(diào)找的結(jié)果，并不指發(fā)現(xiàn)。 I've tried to find another copy but couldn't find one.?我試圖再找一本，但沒能弄到。 3.create指有目的地把原材料制成新產(chǎn)品，也指創(chuàng)造出原來不存在的或與眾不同的事物。 Man creates himself. 人類創(chuàng)造了自己。 A novelist creates characters and a plot. 小說家塑造人物并設(shè)計(jì)情節(jié)。 【課堂變式】 根據(jù)語境提示，用invent, discover，find或create的形式填空，完成句子。 1.When ___

22、__ the stream engine（蒸汽機(jī)） ___? 2.I can’t ____ my bike, I’m looking for it. 3. Scientists are now trying to ___ if this is possible. 4. Do you know who______ the plane？ 5. He ____quite a number of wonderful characters in his play. 【解析】I.1.was, invented 2.find 3.discover 4.invented 5. created 2

23、. be used for 用來做…… 此短語中的for是介詞，表示用途，后接名詞或動(dòng)詞-ing形式。 【備課例句】 An orange is used for medicine. 桔子可以入藥。 A pen is used for writing. 鋼筆用來寫字。 【橫向輻射】be used as& be used by 1.be used as 意為“被用作……”，介詞as表示“作為”，其后一般接名詞，強(qiáng)調(diào)使用的工具及手段。 【例句】 English is used as the second language in many countries. 英語在許多國(guó)家被當(dāng)作

24、第二語言使用。 This room is used as their office. 這人房間被用作他們的辦公室。 2.be used by 意為“被……使用”，介詞by后面接動(dòng)作的執(zhí)行者（賓語）。 【例句】 English is used by travelers and business people all over the world. 全世界的旅行者和商人們使用英語。 Tractors are used by the farmers. 農(nóng)民使用拖拉機(jī)。 【課堂變式】 1. 在中國(guó)英語作為外語來使用。 __________________________________

25、 2.教師用粉筆。 __________________________________ 3.毛衣是用來保暖的。 __________________________________ 【解析】1. English is used as a foreign language in China. 2. Chalk is used by teachers. 3.A sweater is used for keeping warm. 3. pleasure n. 高興，愉快； 常用于口語中；it’s my pleasure. With pleasure. 【備課例句】 It

26、’s my pleasure to help you look after your pet cat. 我感到很榮幸?guī)湍阏湛茨愕膶櫸镓垺? 【橫向輻射】please, pleased, pleasure, pleasant 的區(qū)別 一、please 1.表請(qǐng)求或要求的語氣。是動(dòng)詞（及物動(dòng)詞）。 -Come in, please.請(qǐng)進(jìn)來吧。（或Pease come in） -Sit down, please.請(qǐng)坐。（或Please sit down） 2.表“討好，討人喜歡；喜歡”（不及物動(dòng)詞） 或者“使···高興，使···滿意，使···喜歡”（及物動(dòng)詞） -Go where y

27、ou please.你想去哪就去哪。 -What pleases you best?你最喜歡什么？ 二、pleased形容詞。表示“高興的，喜歡的，滿意的”。 它指的是人主觀上感到的滿足心理 -I'm pleased to see you!見到你真高興！ 常用句型有：be pleased to do sth.高興做某事 be pleased at/about/with/by 對(duì)···感到滿意/高興 be pleased that從句 對(duì)··· 感到滿意/高興 三、pleasant形容詞。表示“令人愉快的”“讓人感到滿意”。主語一般為物。 The walk was ver

28、y pleasant. 那次散步很（讓人）愉快。 四、pleasure名詞 表示“滿足；樂趣；消遣、娛樂” It's a pleasure to read this book. 讀這本書真是件樂事。 【課堂變式】 （1）根據(jù)句意，用pleasant, pleased或pleasure填空。 1.I had a ___ time. 2.He will be ___ to help you. 3.Reading gives me great ___. 4.It gives me ___to see you looking happy. 5.We spent a ___ day

29、 in the country. 【解析】1.pleasant 2.pleased 3. pleasure 4.pleasure 5. pleasant （2）I think it is impossible to make everyone______. A. please B. pleased C. pleasant D. pleasure 【解析】由句意可知，要讓每個(gè)人高興是不可能的。pleased表示“高興的，喜歡的”; 故選B。 b. 句式包： When was it invented? 它是何時(shí)發(fā)明的？ 本句用于詢問某個(gè)物品的發(fā)明時(shí)間，結(jié)構(gòu)為“When

30、 + was+某項(xiàng)物品+invented？”，其中was invented是一般過去時(shí)的被動(dòng)語態(tài)，其基本結(jié)構(gòu)是“was/were + 過去分詞” 【備課例句】 This book was bought yesterday. 這本書是昨天買的。 【橫向輻射】幾種基本時(shí)態(tài)的被動(dòng)語態(tài) 1.一般現(xiàn)在時(shí)：am/is/are +過去分詞 Football is played all over the world. 足球運(yùn)動(dòng)遍及全世界。 2.一般過去時(shí)：was/were + 過去分詞 This book was bought yesterday. 這本書是昨天買的。 3.一般將來時(shí)：will

31、 be +過去分詞 The class meeting will be held tomorrow. 班會(huì)將在明天開。 4.現(xiàn)在進(jìn)行時(shí)：am/is/are +being +過去分詞 Our teaching building is being built now. 我們的教學(xué)樓正在興建中。 5.過去進(jìn)行時(shí)：was/were + being +過去分詞 The bus wasn’t being repaired by me then. 那時(shí)這輛車不是由我修的。 6.現(xiàn)在完成時(shí)：have/has + been +過去分詞 The work has been finished by t

32、hem. 這項(xiàng)工作已經(jīng)被他們做完了。 【課堂變式】 1.We ____not to play computer games. A. are told B. have told C. told D. tell 【解析】tell sb. not to do sth.意為“告訴某人不要做某事”，這里的主語we是tell這個(gè)動(dòng)作的承受者，故應(yīng)用被動(dòng)語態(tài)，應(yīng)選Ａ。 2.—Will you come to the dinner party? —I won’t come unless Jenny ______. A. will be invited B. can be in

33、vited C. invited D. is invited 【解析】在unless引導(dǎo)的條件狀語從句中，主句用一般將來時(shí)，從句應(yīng)用一般現(xiàn)在時(shí)來表示將來。根據(jù)句意“如果詹妮沒有得到邀請(qǐng)，我就不會(huì)來?！贝_定選Ｄ。 3. I’m sorry you can’t go in now. The room _____ yet. A. hasn’t been cleaned B. hasn’t cleaned C. isn’t been cleaned D. isn’t being cleaned 【解析】由I’m sorry you can’t go in now.可知

34、房間還沒有打掃，再加上the room是clean這個(gè)動(dòng)作的承受者，應(yīng)用現(xiàn)在完成時(shí)的被動(dòng)語態(tài)，故選Ａ。 4.A talk on science _____ in our school next Monday. A. will give B. will be given C. has given D. has been given 【解析】主語A talk 是動(dòng)詞give的承受者，應(yīng)用被動(dòng)語態(tài)。再根據(jù)next Monday 確定用一般將來時(shí)，故選Ｂ。 第二課時(shí) Section A（3a ~ 3c） I. 知識(shí)目標(biāo) 類別 課時(shí)要點(diǎn) 重點(diǎn)單詞 1.nearly a

35、dv.幾乎，差不多； 2.boil v. 煮沸，燒開； 3.remain v. 保持不變；剩余； 4.national adj.國(guó)家的，民族的； 重點(diǎn)詞組 1. by accident偶然，意外地 2. a Chinese ruler called Shen Nong 一位叫神農(nóng)的中國(guó)統(tǒng)治者 3. over the open fire在火堆上 4. fall into the water 落入水中 5. make tea 泡茶 6. take place 發(fā)生 7. without doubt毫無疑問 8. the saint of tea茶圣 重點(diǎn)

36、句式 1. The most popular drink in the world was invented by accident? 世界上最受歡迎的飲料是被偶然發(fā)明的。 2. Many people believe that tea was first drunk by Shen Nong nearly 5.000 years ago . 許多人相信茶是在將近五千年前由神農(nóng)首先喝的。 3. A nice smell was produced when the tea leaves dropped into the hot water. 當(dāng)茶葉落入熱水中時(shí)發(fā)出一種很香的味道。

37、4. It also discusses where the finest tea leaves were produced and what kinds of water were used. 它也討論了什么地方出產(chǎn)最好的茶葉并且用什么樣的水。 5. It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries. 已確信茶是在六到七世紀(jì)期間被帶到韓國(guó)和日本的。 II. 課堂環(huán)節(jié) §自主學(xué)習(xí)方案 【新詞自查】 根據(jù)漢語提示完成單詞。 1. The tiger is

38、 looked as the ruler（統(tǒng)治者）of this forest. 2. Most students went to the playground. Only a few remained (剩下)to clean the classroom. 3. Alice is without doubt (懷疑) the best student in our class. 4. The dragon is treat as a national (民族的)symbol of the Chinese. 5. Mother is boiling (煮沸) the milk for

39、the baby. §課堂導(dǎo)學(xué)方案 Step 1情景導(dǎo)入（參考案例） 本課時(shí)的主要內(nèi)容是一篇小短文，在學(xué)習(xí)短文之前教師可準(zhǔn)備幾個(gè)與短文內(nèi)容相關(guān)的問題，然后邀請(qǐng)幾位同學(xué)就提出的問題給出自己的答案或見解。（4分鐘） Questions: 1. Do you drink tea every day? __________________________________________ 2. Who invented tea in history? __________________________________________ 3. Do people in other cou

40、ntries drink tea in their daily life？ __________________________________________ 環(huán)節(jié)說明：通過帶著問題去學(xué)習(xí)短文，從而達(dá)到導(dǎo)入新課的目的，同時(shí)也可以使學(xué)生積極閱讀短文，以了解更多的關(guān)于茶的知識(shí)。 Step 2完成教材3a 的任務(wù) 1. 要求學(xué)生快速默讀短文，熟知大意，并完成課本3a的任務(wù)：match each paragraph with its main idea; 然后邀請(qǐng)幾位同學(xué)給出自己的答案，全班一起學(xué)習(xí)討論。（3分鐘） 2. 先邀請(qǐng)幾位同學(xué)閱讀短文（可一人一段），教師要注意學(xué)生的語音，給予必

41、要的朗讀指導(dǎo)。然后播放錄音，全班同學(xué)一起跟讀。（3分鐘） 3. 短文內(nèi)容鞏固練習(xí)。教師可給出一篇改寫了的短文，將一些重點(diǎn)的表達(dá)方式空出。讓學(xué)生在規(guī)定的時(shí)間內(nèi)補(bǔ)全短文。然后邀請(qǐng)若干同學(xué)給出自己的答案。（4分鐘） Tea is the most popular drink in the world. But to our surprise, it was invented by accident. It wasn't brought to western world until 1610, but it was discovered 3,000 years earlier. An ancien

42、t Chinese legend says Shen Nong discovered the tea when he was boiling drinking water in the open air. Some leaves from a nearby bush fell into the water and remained there for some time. And a pleasant smell came from the water then. He tasted the mixture and it was wonderful. And in this way, tea

43、was invented. 4. 完成教材3b的任務(wù)，要求學(xué)生再次閱讀短文內(nèi)容，回答3b中所提出的問題（5分鐘） 5. 用3c方框中所給的單詞的正確形式完成句子；設(shè)置一個(gè)5分鐘的時(shí)限；然后請(qǐng)5位同學(xué)分別朗讀句子，同時(shí)核對(duì)答案。 1. invented 2. drunk 3. produced 4. brought 5. traded 環(huán)節(jié)說明：將聽、說、讀、寫的任務(wù)結(jié)合起來不僅鍛煉了學(xué)生的語言綜合運(yùn)用能力，還鞏固了學(xué)生對(duì)目標(biāo)語言的學(xué)習(xí)、識(shí)記和運(yùn)用。 §當(dāng)堂評(píng)價(jià)方案（詳見當(dāng)堂訓(xùn)練部分） §備課資料包 a. 詞匯包： 1.remain (v.) 保持；剩余；殘余 remain意

44、為“停留，留下”，相當(dāng)于stay?！按粼谀抢铩笨梢哉fremain / stay there，但“呆在家里”只能說stay (at) home。 【備課例句】 She remains in the house all these days. 她這些天一直呆在那棟房子里。 They all wished us to remain. 他們都希望我們留下來。 【橫向輻射】remain作連系動(dòng)詞 remain用作連系動(dòng)詞，意為“保持(某種狀態(tài))，繼續(xù)存在，仍舊是”，后面接形容詞，名詞，分詞，不定式或介詞短語。 【例句】 She remained sitting when they ca

45、me in．他們進(jìn)來時(shí)，她仍然坐著(沒有站起來)。 Peter became a manager but John remained a worker. 彼得當(dāng)上了經(jīng)理,但約翰仍然是一個(gè)工人。 Whatever great progress you have made, you should remain modest. 無論你取得了多么大的進(jìn)步,你都應(yīng)一直保持謙虛。 This remains to be proved. 這有待證實(shí)。(將來被動(dòng)動(dòng)作) Whether it will do us good remains to be seen. 這是否對(duì)我們有好處,還要看一看。 【課堂

46、變式】 The leaves ____in the water for a long time. A. came B. remained C. lived D. arrived 【解析】根據(jù)for a long time可知是指樹葉在水中停留了很長(zhǎng)時(shí)間，正確答案是B。 2. by accident偶然地；意外地 【備課例句】 He made this mistake by accident.他犯這個(gè)錯(cuò)誤純屬偶然。 【課堂變式】 She found her keys _____when she cleaned her room after she lost the

47、m two weeks ago. A. with mistake B. in this way C. by accident D. with pleasure 【解析】由when she cleaned her room after she lost them two weeks ago可知她是偶然地找到了她丟失的鑰匙，正確答案是C。 b. 句式包： 1. In England, tea didn’t appear until around 1660.在英國(guó)，茶直到1660年才出現(xiàn)。 此句是由until引導(dǎo)的時(shí)間狀語從句。not.. until 意為“只到…才…”。

48、【備課例句】 She didn’t leave until I felt better.只到我感覺好點(diǎn)了，她才離開。 ?【橫向輻射】until的用法 until常用作介詞或連詞，用來引導(dǎo)介詞短語或從句在句子中作時(shí)間狀語。 1. 在肯定句中，until與延續(xù)性、持續(xù)性動(dòng)詞連用，表示“直到……為止”。 I worked until late in the afternoon. 我一直干到下午很晚的時(shí)候。 2. 在否定句中，until常與瞬間動(dòng)詞、短暫性動(dòng)詞連用，表示“直到……才……”，“不到……不……”。 The rain didn’t stop until midnight. 雨直

49、到半夜才停。 I won’t leave until you promise to help me. 你不答應(yīng)幫助我，我不會(huì)離開。 【課堂變式】 —How was your climbing Mount. Huang? —I didn’t believe I could do it ______I got to the top. A. until while C. after D. and 【解析】考查連詞用法。not…until…直到……才……。根據(jù)句意“直到我爬到山頂我才相信我能做到”可知選A。 第三課時(shí)Section A

50、（Grammar focus ~ 4c） I. 知識(shí)目標(biāo) 類別 課時(shí)要點(diǎn) 重點(diǎn)單詞 1. low adj.低的，矮的； 2.translate v. 翻譯； 3.lock v.鎖上；n. 鎖； 4.sudden adj. 突然的； 重點(diǎn)詞組 1. at a low price 以一個(gè)很低的價(jià)格 2. take these photos 拍這些照片 3. go out alone 單獨(dú)外出 4. translate the book into different language 把書翻譯成不同種的語言 5. all of sudden突然 6.

51、 work on 從事，進(jìn)行 重點(diǎn)句式 1. ---When was the zipper invented? ---It was invented in 1893. ---拉鏈?zhǔn)鞘裁磿r(shí)候發(fā)明的？ ---它是在1893年被發(fā)明的。 2. ---Who was it invented by? ---It was invented by Whitcomb Judson .---它是由誰發(fā)明的？ --它是被惠特科姆.賈德森發(fā)明的。 3. The fridge was sold at a low price. 這個(gè)冰箱被以低價(jià)賣掉了。 4. The students

52、 were told not to eat or drink in class. 學(xué)生們被告知在課堂上既不吃或喝任何東西。 II. 課堂環(huán)節(jié) §自主學(xué)習(xí)方案 【新詞自查】 根據(jù)漢語提示完成單詞。 1. The boy lost his parents during the last year’s earthquake (地震). 2. The students were asked to translate (翻譯) the story into English. 3. The police found the lost boy under the destroyed hou

53、se through an instrument (儀器)。 4. I only have some biscuits (餅干) and a glass of milk every morning. 5. If you can’t eat all these fruit , you may put some into your fridge (冰箱). §課堂導(dǎo)學(xué)方案 Step 1情景導(dǎo)入（參考案例） 本課時(shí)的主要內(nèi)容是談?wù)摪l(fā)明對(duì)我們生活的影響，有好的也有不好的。在學(xué)習(xí)短文之前教師可準(zhǔn)備幾個(gè)與短文內(nèi)容相關(guān)的問題，然后邀請(qǐng)幾位同學(xué)就提出的問題給出自己的答案或見解。（4分鐘） Ques

54、tions: 1. What invention do you like best? Why? ______________________________________________ 2. What invention do you hate a lot? ______________________________________________ 3. List as many of them as you can. ______________________________________________ 環(huán)節(jié)說明：通過帶著問題去學(xué)習(xí)，從而達(dá)到導(dǎo)入新課的目的。

55、Step 2. 暢通Grammar Focus回顧語法重點(diǎn). 要求學(xué)生分角色問答并翻譯表格中的句子。出說被動(dòng)語態(tài)的各種句式的變化形式。并能造出相仿的句子。 SA: When was the car invented ? SB: It was invented in 1885. SA: When were electric slippers invented? SB: They were invented last year. SA : Who were they invented by? SB: They were invented by Julie Thompson. SA:

56、 What were they used for? SB: They were used for seeing in the dark. 簡(jiǎn)要?dú)w納被動(dòng)語態(tài)的結(jié)構(gòu)及用法。 Step 3 完成教材4a-4c的任務(wù) 1. 要求學(xué)生翻開課本P44，參照4a所提供的信息和例句，用被動(dòng)語態(tài)改寫句子.給出5分鐘的時(shí)限，并請(qǐng)另4位同學(xué)在黑板上改寫，全班集體核對(duì)答案。（5分鐘） 參考答案 2. My camera was stolen from my hotel room by somebody. 3. Where were these photos taken?. 4. We are adv

57、ised by our parents not to go out alone. 5.The book was translated by different writers into different languages. 2.用所給單詞的正確形式完成4b句子。給出5分鐘的時(shí)限，并請(qǐng)另個(gè)5位同學(xué)朗讀句子，全班集體核對(duì)答案。 1. were invited 2. were brought 3. was locked, rang 4. were told, broke 5. were eaten, liked 3. 先瀏覽4c的短文，確定空格處的動(dòng)詞是用主動(dòng)形式還是被動(dòng)形式，然后

58、用動(dòng)詞的正確形式填空完成短文。給出5分鐘的時(shí)限，并請(qǐng)1位同學(xué)朗讀短文，全班集體核對(duì)答案。 1. was invented 2. was born 3. worked 4. learned. 5. was invented 6. was said 7. is used 4. 小結(jié)訓(xùn)練。要求學(xué)生在規(guī)定的時(shí)間內(nèi)完成一個(gè)小練習(xí)。并請(qǐng)若干學(xué)生給出自己的答案。有錯(cuò)誤的話及時(shí)解決糾正。（2分鐘） 用所給詞的適當(dāng)形式填空。 1. This instrument is used for playing (play) music in class. 2. How many magazines wer

59、e borrowed (borrow) from the library today? 3. Edison was a great inventor. He had over 1.000 inventions in his life.(invent). 4.A picture was put (put) on the blackboard before class. 5. Plates and dishes weren’t washed (not wash) after supper yesterday. 環(huán)節(jié)說明：將聽、說、讀、寫的任務(wù)結(jié)合起來不僅鍛煉了學(xué)生的語言綜合運(yùn)

60、用能力，還鞏固了學(xué)生對(duì)目標(biāo)語言的學(xué)習(xí)、識(shí)記和運(yùn)用。 §當(dāng)堂評(píng)價(jià)方案（詳見當(dāng)堂訓(xùn)練部分） 第四課時(shí) Section B（1a ~ 1e） 類別 課時(shí)要點(diǎn) 重點(diǎn)單詞 1. crispy adj. 脆的；酥脆的； 2. salty adj. 咸的； 3.sour adj. 酸的，有酸味的； 4.customer n. 顧客。 重點(diǎn)句式 1. ---Did you know potato chips were invented by mistake? ---I didn’t know that. Who invented them? ---Potato c

61、hips were invented by a cook called George Grum. ---我不知道，是誰發(fā)明的? ---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。 I. 知識(shí)目標(biāo) II. 課堂環(huán)節(jié) §自主學(xué)習(xí)方案 【新詞自查】 根據(jù)句意

62、及首字母提示完成單詞。 1. I don’t like lemons because they are too sour. 2. Lucy and Lily are twins. People often mistake them for each other. 3. For a restaurant, customers are the most important. 4. The fish was too salty because my mom put too much salt on it. 5. We often put the food into the fridge

63、to keep it fresh in summer. §課堂導(dǎo)學(xué)方案 回顧：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睿刮覀兊纳罡S富多彩。下面提幾個(gè)簡(jiǎn)單的問題來回顧上節(jié)課的內(nèi)容： 4. When was the telephone invented? ______________________________________________ 5. Can you imagine the life without telephones? ______________________________________________

64、6. What do you think is the most helpful invention? ______________________________________________ 4. What would you most like to invent if you could? ______________________________________________ 環(huán)節(jié)說明：課前的師生問答互動(dòng)不僅讓學(xué)生回顧了上節(jié)課的內(nèi)容，鞏固了被動(dòng)語態(tài)，同時(shí)，讓他們知道創(chuàng)新和發(fā)明可以改善人類的生活，要勇于開拓、創(chuàng)新。 Step 2完成教材1a-1e的任務(wù) 1. 要求學(xué)生

65、翻開課本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. 然后要求4名同學(xué)給出自己的答案，并進(jìn)行個(gè)讀，齊讀。（2分鐘） 要求學(xué)生完成1b部分的任務(wù)：Write the name of a different food after each word .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。（4分鐘） 參考案例 sweet bananas; crispy chips; salty noodles; sour grapes 3. 聽第一遍錄音，完成課本上1c部分的任務(wù): Listen and circle T or F. (2分鐘)

66、 1．T 2．F 3．T 4．F 5．F 6．T 4. 聽第二遍錄音，完成課本上1d部分的任務(wù)：Listen and complete the sentences. (2分鐘) 5. 聽力內(nèi)容鞏固訓(xùn)練。要求學(xué)生根據(jù)所聽到的內(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)聽力內(nèi)容的了解。（3分鐘） Do you like potato chips? Do you know how the potato chips were invented? Now, let's listen and fill in the blanks. Potato chips were invented by mistake. They were invented by a chef called George Crum. One day a customer thought the fried potatoes weren't thin enough and weren't salty enough. So George cut them really thin and cooked