九年級英語全冊 Unit 6 When was it invented（第3課時）Section A（Grammar focus-4c）教案 （新版）人教新目標(biāo)版

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1、Unit 6 When was it invented?第三課時Section A（Grammar focus 4c）5I. 知識目標(biāo)類別課時要點(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 以一個很低的價格 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 sudd

2、en突然 6. 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. 這個冰箱被以低價賣掉了。4. The students were told not to eat or drink in

3、 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 years 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 house through an instrument (儀器)。4. I only have some b

4、iscuits (餅干) and a glass of milk every morning.5. If you cant 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）本課時的主要內(nèi)容是談?wù)摪l(fā)明對我們生活的影響，有好的也有不好的。在學(xué)習(xí)短文之前教師可準(zhǔn)備幾個與短文內(nèi)容相關(guān)的問題，然后邀請幾位同學(xué)就提出的問題給出自己的答案或見解。（4分鐘）Questions:1. What invention do you like best? Why?_2. What invention

5、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。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

6、were they invented by?SB: They were invented by Julie Thompson.SA: What were they used for?SB: They were used for seeing in the dark.簡要?dú)w納被動語態(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，用被動語態(tài)改寫句子.給出5分鐘的時限，并請另4位同學(xué)在黑板上改寫，全班集體核對答案。（5分鐘）參考答案2. My camera was stolen from my hotel room by somebody

7、.3. Where were these photos taken?.4. We are advised 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分鐘的時限，并請另個5位同學(xué)朗讀句子，全班集體核對答案。1. were invited 2. were brought 3. was locked, rang 4. were told, broke 5. were eaten, lik

8、ed3. 先瀏覽4c的短文，確定空格處的動詞是用主動形式還是被動形式，然后用動詞的正確形式填空完成短文。給出5分鐘的時限，并請1位同學(xué)朗讀短文，全班集體核對答案。1. was invented 2. was born 3. worked 4. learned. 5. was invented 6. was said 7. is used4. 小結(jié)訓(xùn)練。要求學(xué)生在規(guī)定的時間內(nèi)完成一個小練習(xí)。并請若干學(xué)生給出自己的答案。有錯誤的話及時解決糾正。（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.

9、2. How many magazines were 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 werent 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)用能力，還鞏固了學(xué)生對目標(biāo)語言的學(xué)習(xí)、識記和運(yùn)用。當(dāng)堂評價方案（詳見當(dāng)堂訓(xùn)練部分）