九年級(jí)英語(yǔ)上第9單元第1課時(shí)教案 課件 說課稿 教學(xué)反思

1、精品教案最佳問題解決方案九年級(jí)上·英語(yǔ)九年級(jí)上第九單元第一課時(shí)Unit 9 When was it invented? The first period (Section A 1a2c)興蒙學(xué)校 王志剛 聯(lián)系電話:教學(xué)目標(biāo)】知識(shí)目標(biāo)1. 掌握以下詞匯：invent, calculator, scoop, adjustable, heel, battery, operate, batteryoperated, slipper, heat 2. 掌握并會(huì)運(yùn)用下列重要短語(yǔ)和句型： be used for, adjustable heels, batteryoper

2、ated slippers, the style of the shoes, electric slippers, see in the dark When was it invented? It was invented in 1885. What are they used for? They are used for seeing in the dark. Who were they invented by? They were invented by Julie Thompson. 能力目標(biāo)聽：通過學(xué)習(xí)本課時(shí)的話題，能夠聽懂有關(guān)發(fā)明歷史的對(duì)話。說：能夠準(zhǔn)確的用英語(yǔ)談?wù)摪l(fā)明的歷史。讀：能

3、夠準(zhǔn)確的讀出本課的句型及相關(guān)的對(duì)話。寫：能夠利用被動(dòng)語(yǔ)態(tài)造句。情感目標(biāo)： 了解發(fā)明歷史，增強(qiáng)科學(xué)意識(shí)?！局攸c(diǎn)難點(diǎn)】重點(diǎn)：能熟練掌握本課時(shí)的詞匯及句型。難點(diǎn)：掌握一般過去時(shí)的被動(dòng)語(yǔ)態(tài)?！窘虒W(xué)過程】I. 復(fù)習(xí)熱身1、檢查生詞預(yù)習(xí) 1)正音：學(xué)生齊讀單詞，有突出問題的單詞由老師正音，然后重點(diǎn)強(qiáng)調(diào)，齊讀。2)聽寫：讓學(xué)生以小組為單位互相批改，小組長(zhǎng)報(bào)告檢查情況。表?yè)P(yáng)優(yōu)異者，對(duì)于出錯(cuò)的單詞教師結(jié)合單詞結(jié)構(gòu)，讀音規(guī)則幫助學(xué)生識(shí)記生詞。例如：invent, slipper。2、自由交談1）復(fù)習(xí)鞏固: 通過問答的形式，談?wù)摰诎藛卧膬?nèi)容。2）為新課鋪墊。 教師向?qū)W生詢問有關(guān)發(fā)明的問題并引出本單元話題。例如：

4、1. Do you have a computer at home? Do you like playing computer games? 2. Does your father have a car? How much is it? 3. Is there a telephone in your home? Whats your telephone number? 4. When was the telephone invented? Do you know? What about the car? Who was the telephone invented by? 5. What is

5、 the car used for? What is the computer used for? II. 感知體驗(yàn)1、感知：將本課的主要句型結(jié)構(gòu)“When was it invented? What are they used for? Who were they invented by?”板書在黑板上，鼓勵(lì)學(xué)生根據(jù)自己的實(shí)際造句，把造的好的書寫在黑板上。領(lǐng)讀，齊讀上述句子，讓學(xué)生感知句型結(jié)構(gòu)。2、體驗(yàn)： 讓學(xué)生就自己所熟悉的發(fā)明用被動(dòng)語(yǔ)態(tài)組織對(duì)話。例如： When was the TV set invented? It was invented in 1927. What is the p

6、en used for? It is used for writing. 讓學(xué)生像這樣以小組合作的方式組織對(duì)話。III. 強(qiáng)化鞏固1、 教材內(nèi)容。1a: Look at the things below. In what order do you think they were invented? Number them 15 (1=first, 5=last)1）讀題目要求。2）讀題中的句子，學(xué)生寫下自己的答案。Answers：1. car, 2. the telephone, 3. the TV set, 4. the calculator, 5. the computer 1b: Lis

7、ten andmatch the inventions with the dates.1）讀題目要求。2）讀表中的句子，并讓學(xué)生說出句意。3）放第一遍錄音，學(xué)生只是聽。放第二遍錄音學(xué)生做題。4）檢查答案。Answers: d 1876, a 1885, e 1927, c 1971, b 1976 1c: Doing pairwork1）利用上述物品的發(fā)明年代，引導(dǎo)學(xué)生運(yùn)用被動(dòng)語(yǔ)態(tài)兩人一組對(duì)話。2）找學(xué)生表演對(duì)話。Eg:A: When was the telephone invented? B: I think it was invented in 1876. 2a: Listen and n

8、umber the inventions in the order that you hear them. 1）介紹圖畫。T: Whats this? What are these? Whats it used for? What are they used for? 2）讀題目要求，然后讀出題中的句子，教師先領(lǐng)讀，學(xué)生再讀，確定學(xué)生能夠自己復(fù)述。3）引導(dǎo)學(xué)生聽錄音。4）放錄音第一遍，學(xué)生只是聽。放錄音第二遍學(xué)生寫下答案。5）檢查答案。Answers: 3 1 26) 總結(jié)重點(diǎn)短語(yǔ)和知識(shí)：短語(yǔ)：scoop the really cold ice cream, shoes with adjust

9、able heels, batteryoperated slippers, heat ice cream scoop知識(shí)點(diǎn)： 1. be used for doing sth. 意思為“被用來做某事”，為被動(dòng)語(yǔ)態(tài)結(jié)構(gòu)。由于for為介詞，所以后面的動(dòng)詞應(yīng)該加ing, 即動(dòng)名詞形式。例如： The dictionary is used for looking up the words. Whats the computer used for? Its used for sending emails. 2b: Listen again. Match the inventions with their

10、 inventors and uses. 1）讀題目要求和表中的句子。2）T: You will hear the same recording again. This time please match the inventions with theirinventors and uses.3）放錄音學(xué)生做題。4）檢查答案。Answers: shoes with adjustable heelsJayce Coziar and Jamie Ellsworthchanging the style of the shoes batteryoperated sllippersJulie Thomp

11、sonseeing in the dark heated ice cream scoopChelsea Lanmonscooping really cold ice cream5）熟記短語(yǔ)：see in the dark, change the style of the shoes 2c: Doing pairwork1）讀題目要求和表中的句型。2）讓學(xué)生利用be used for 結(jié)構(gòu)對(duì)話。Eg:A: What are shoes with adjustable heels used for? B: They are used for changing the style of the sh

12、oes. 2. 語(yǔ)法知識(shí)：被動(dòng)語(yǔ)態(tài)1）主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài) 英語(yǔ)動(dòng)詞有兩種語(yǔ)態(tài)，即主動(dòng)語(yǔ)態(tài)(The Active Voice)和被動(dòng)語(yǔ)態(tài)(The Passive Voice)。主動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的執(zhí)行者，被動(dòng)語(yǔ)態(tài)表示主語(yǔ)是動(dòng)作的承受者。如： Bell invented the telephone in 1876. (主動(dòng)語(yǔ)態(tài)) The telephone was invented by Bell in 1876. (被動(dòng)語(yǔ)態(tài)) The local newspaper interviewed him. (主動(dòng)語(yǔ)態(tài)) He was interviewed by the local newspap

13、er. (被動(dòng)語(yǔ)態(tài)) 2）被動(dòng)語(yǔ)態(tài)的構(gòu)成 被動(dòng)語(yǔ)態(tài)由“助動(dòng)詞be + 及物動(dòng)詞的過去分詞”構(gòu)成。助動(dòng)詞be有人稱、數(shù)和時(shí)態(tài)的變化，其變化規(guī)則和be作為連系動(dòng)詞時(shí)完全一樣。3）被動(dòng)語(yǔ)態(tài)的用法 當(dāng)我們不知道誰(shuí)是動(dòng)作的執(zhí)行者，或者沒有必要指出誰(shuí)是動(dòng)作的執(zhí)行者，或者只需強(qiáng)調(diào)動(dòng)作的承受者時(shí)，要用被動(dòng)語(yǔ)態(tài)。如： English is spoken in China. 4) 一般過去時(shí)的被動(dòng)語(yǔ)態(tài) 一般過去時(shí)的被動(dòng)語(yǔ)態(tài)由“助動(dòng)詞was或were +及物動(dòng)詞的過去分詞”構(gòu)成。例如： It was invented by Bell. They were invented by his father. These

14、pens were used for writing English. IV. 實(shí)踐應(yīng)用提供情景：觀察生活中的物品，它們是誰(shuí)在什么時(shí)候發(fā)明的，它們是用來干什么的，利用被動(dòng)語(yǔ)態(tài)造句。V. 總結(jié)反饋New words and phrases:_.Useful expressions:_.Use ful sentences: .VI. 作業(yè)布置1. 練習(xí)本課的句型及對(duì)話，達(dá)到自如運(yùn)用的程度。2. 做同步學(xué)習(xí)。【教后反思】 【課時(shí)達(dá)標(biāo)】一、用括號(hào)內(nèi)所給單詞的適當(dāng)形式填空。1. I think it (invent) before the computer. 2. When (be) the telep

15、hone invented? 3. I think it is (use) for cutting things. 4. Whats it used for? Its used for (scoop) really cold ice cream. 5. The car (invent) in 1885. 6. They are used for (see) in the dark. 二、選擇方框內(nèi)合適的詞并用其適當(dāng)形式填空。invent, who, when, use, be, real, come up with, hand out 1. What were you doing your m

16、other came back from work yesterday evening? I was watching TV. 2. Finally my good friend Li Lei a good idea. 3. When was the car ? In 1885. 4. I advertisments after school this afternoon. 5. They for seeing in the dark. 6. Our teacher was angry because most of us were late for school yesterday morn

17、ing. 7. were they invented by? They were invented by Julie Thompson. 8. When electric slippers invented? Last year. 三、句型轉(zhuǎn)換。1. The telephone was invented in 1876. (就劃線部分提問) the telephone invented? 2. They are used for seeing in the dark. (就劃線部分提問) they used for? 3. Julie Thompson invented the battery

18、operated sllippers. (改為被動(dòng)語(yǔ)態(tài))The batteryoperated sllippers by Julie Thompson. 4. Tom found my book under the bed yesterday afternoon. (改為被動(dòng)語(yǔ)態(tài)) My book by Tom under the bed yesterday afternoon. 5. This kite was made by my uncle last week. (改為主動(dòng)語(yǔ)態(tài))My uncle this kite last week. 答案：一、1. was invented 2. was 3. used 4. scooping 5. was 6. s