whenwasitinvented教案1

1、初中英語集體備課單元備課年 級九年級單元名稱第一單元單元課題When was it invented?備課人單元分析重點詞匯和短語style; pleasure, daily; pioneer; list; mention; nearly; boil; smell; doubt; fridge; lock; earthquake; sudden; biscuit; cookie; instrument; sour; Canadian; divide; purpose; basket; hero.短語：by accident; take place; without doubt; by mist

2、ake; divideinto; look up to; the Olympics all of a sudden重點語法1、 被動語態(tài)2、 能聽懂、理解運用被動語態(tài)表達的問題和句子3、 能用被動語態(tài)談?wù)摪l(fā)明的歷史,能讀懂用被動語態(tài)表達的介紹發(fā)明相關(guān)的文章功能話題1、會使用以下基本句子：When was the car invented? It was inverted in 1885Who were they invented by? They were inverted byWhat are they used for? They are used for seeing in the da

3、rk2、本單元要是圍繞著“Inventions”這個話題，通過熟悉我們周圍經(jīng)常使用發(fā)明物的歷史來開闊眼界，豐富自己的閱歷，使自己養(yǎng)成勤于思考，善于總結(jié)的好習(xí)慣；學(xué)習(xí)并掌握被動語態(tài)的有關(guān)知識.課時分配6個課時，Section A和Section B個3個課時。圍繞著本單元的教學(xué)目標，設(shè)計一些貼近學(xué)生實際的教學(xué)任務(wù)，讓學(xué)生談?wù)撋磉叺陌l(fā)明如電話、電腦、汽車、茶葉、籃球以及一些當代發(fā)明的看法；讓學(xué)生根據(jù)所學(xué)知識，自己進行創(chuàng)新設(shè)計等等。課時計劃：建議本單元用五課時來完成：第一課時：Section A:1a,1b,1c,2a,2b,2c第二課時：Section A:2d;3a,3b,3c第三課時：Gram

4、mar focus:4a,4b,4c第四課時：Section B:1a1e第五課時：2a;2b reading第六課時 2c3b和self-check 九年級 課 時 教 案年級九年級上冊單元第一單元備課人課題When was it invented?課時Period 1教學(xué)內(nèi)容Section A 1a-2c范 圍p1p2教學(xué)過程Step 1 A contest: Guess who is he (she)? Teacher tells a story of a person and asks students to guess who he/she is.He was from Americ

5、a.He was one of the greatest inventors in the world.He was clever but he was in School for only 3 months.His mother taught him to read and write.He built his own chemical lab when he was a boy.His first invention was the automatic telegraph repeater(電報自動轉(zhuǎn)發(fā)器) . He has many inventions in his life and

6、some inventions have changed the world.2. Talking about: The four greatest inventions in China.Teacher show some pictures of the four greatest inventions in China and talk about them with students. Step 2 1. Learn some new words and expressions.2. Group work: Section A 1a. Ask students number the in

7、ventions according the order they were invented.3. Grammar: The passive voice. (1)The uses of the passive voice. (2)The structure of the passive voice. (3)How to change into the passive voice. 1.Listening practice 1b. Listen and match the inventions with the dates.2. Pair work 1c. Talk about the inv

8、entions in 1b like this:A: When was the telephone invented?B: I think it was invented in 1876.Step 3 2. Listening practice2a. Listen and number the inventions in the order the Ss hear them. Languages points: “be used for”Eg: Telephone is used for talking with people.2b. Listen and match the inventio

9、ns with their inventor and uses.2c: pair work: Role play conversations using the information in 2b. 1. Look through the grammar focus.2. Go over the whole lessons.1. Copy new words and listening materials.2. Write a passage to introduce an invention.3. Make up dialogues.eg:When was it invented? It w

10、as invented in Step 4 Read and remember.Step 5Homework1. 背誦并聽寫詞匯heelmention。2. 將2b的發(fā)明按2c問答形式寫出。3. 預(yù)習(xí)2d并朗讀3遍。教學(xué)反思課 時 教 案年級九年級上冊單元第一單元備課人課題When was it invented?課時Period 2教學(xué)內(nèi)容Section A 2a-3c范 圍P23教學(xué)過程Step 1 Warming-up1. Greetings.2. revision:Show some pictures of inventions and talk about them.A: What

11、is it in English?B: ItsA: When was it invented?B: It was inventedA: What is it used for?B: It is used forStep 2 1. Learn new words:useful, annoying, daily life, zipper, website, pioneer, pleasure.2. learn 2d.Role-play the conversationLet the Ss read the conversation and role play it.Key sentence:1.

12、the subject for my school project is . 2. Is it really such a great invention? 3. You do seem to have a point. 4.The pioneers of different inventions were listed there. 5. It mentioned that the zipper was invented by.Let the Ss read in pairs and act in front of the class.Step 3 3a. learn the passage

13、 An Accidental InventionFirst let the Ss read the para and match the main idea with each para. Key phrases in para 1:1. It is said that 據(jù)說2. drink water over an open fire 在戶外燒水3. remain there for some time 在那里停留了一段時間4. in this way就這樣Q：How was tea invented？When was tea fist drunk?Key phrases in para

14、21. the saint of tea 茶圣2. more than 4,000 years later四千多年后Who is called “the saint of tea”?What is Chajing about?Key phrases in para31. It is believed that據(jù)認為2. not until直到才3. take place發(fā)生4. without doubt毫無疑問Q: When was tea brought to other countries?Step 4 3cComplete the sentence with the correct f

15、orms of the verbs in the box.Keys:1. invented 2. drunk 3. produced 4. brought 5. traded 注意被動語態(tài)的使用。找?guī)讉€同學(xué)翻譯成漢語。重點短語：1. by accident偶然 2. drop into hot water落入水中3. during the 6th and 7th century在6、7世紀Exercise：1、句型轉(zhuǎn)換。（1）She was seen to come out of the library by him.(變?yōu)橹鲃诱Z態(tài))He out of the library.（2）When

16、are trees often planted?(變?yōu)橹鲃又鲬B(tài))When people often ?（3）The League founded in Guang zhou in 1992.(就畫線部分提問) the League ?（4）Did the students wear the school clothes a lot?(變?yōu)楸粍诱Z態(tài))the school clothes a lot?（5）Kate took good care of the baby yesterday evening.(變?yōu)楸粍诱Z態(tài))The baby well by Kate yesterday evening

17、.（6）His aunt bought him a bicycle.(變?yōu)楸粍诱Z態(tài))A bicycle him by his aunt.2、漢譯英。（1）計算機是何時發(fā)明的？ （2）誰發(fā)明了計算機？ （3）計算機是用來做什么？ （4）你認為什么是最有用的發(fā)明？ （5）它能夠給人們更多時間工作和玩。 Step 5Homework：1. A組同學(xué)根據(jù)譯文背誦3a，并抄寫重點短語2遍。2. B組同學(xué)讀課文5遍并抄寫重點短語2遍。教學(xué)反思（此處可以是備課時的問題分析）課 時 教 案年級九年級單元第一單元備課人課題When was it invented?課時Period 3教學(xué)內(nèi)容Section A

18、4a-4c Grammar范 圍P4教學(xué)過程Step 1 Revision檢查3a的背誦和朗讀（也可在早自習(xí)）用屏幕檢查重點短語的掌握1.偶然 2. 在戶外燒水 3. 產(chǎn)生好聞的味道 4. 據(jù)認為 5. 不到一百年后 6. 西方國家 7. 發(fā)生 8. 毫無疑問 9. 落入熱水中Step 2 Grammar FocusFirst let the Ss read by themselves, then read together.講解主動和被動語態(tài) 動詞：be+動詞的過去分詞 +by +主語，時態(tài)在be動詞上體現(xiàn)一般現(xiàn)在時態(tài)： is,are +過去分詞一般過去時態(tài)： was, were+過去分詞注意：1.主動語態(tài)的主語在被動語態(tài)中用by+賓格 2.動詞在被動語態(tài)中用be +過去分詞Step 3 4a Rewrite the sentences using the passive voiceKeys: 1(略)2. My camera was stolen by somebody from my hotel room.3. Where were these photos taken?4. We were advised not to go out alone.5. The book was translated into different lan