1、云南省芒市中學(xué)高一英語(yǔ)Unit 11 The sounds of the world The fourth period教案一、教學(xué)內(nèi)容及解析內(nèi)容：復(fù)習(xí)主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài)相互轉(zhuǎn)換。解析：主要通過(guò)兩個(gè)練習(xí)復(fù)習(xí)動(dòng)詞的語(yǔ)態(tài)，訓(xùn)練學(xué)生進(jìn)行主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài)的互相轉(zhuǎn)換。二、 目標(biāo)及解析目標(biāo)：訓(xùn)練學(xué)生準(zhǔn)確理解和靈活運(yùn)用現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)的能力。解析：“語(yǔ)法”分為兩部分，第一部分設(shè)計(jì)了八個(gè)句子，要求學(xué)生把它們改寫(xiě)成被動(dòng)語(yǔ)態(tài)；第二部分設(shè)計(jì)了一篇短文，要求學(xué)生把文中的粗體的被動(dòng)句改寫(xiě)成主動(dòng)形式。三、 教學(xué)問(wèn)題診斷分析學(xué)生對(duì)完全掌握不同時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)存在一定困難，教師應(yīng)通過(guò)大量練習(xí)幫助學(xué)生進(jìn)行鞏固。同時(shí)通過(guò)講練

2、結(jié)合使學(xué)生掌握被動(dòng)語(yǔ)態(tài)和主動(dòng)語(yǔ)態(tài)相互轉(zhuǎn)換時(shí)句子結(jié)構(gòu)的變化。四、教學(xué)過(guò)程設(shè)計(jì)（一）教學(xué)基本流程導(dǎo)入提出幾個(gè)關(guān)于主被動(dòng)態(tài)互換時(shí)的問(wèn)題完成75頁(yè)練習(xí)完成147頁(yè)練習(xí)（二）教學(xué)情景Step I Greetings & Lead-in Weve learnt the structures of the Passive Voice in different tenses. Today were going to discuss some rules about changing the Active Voice into the Passive Voice. Ill ask some questions.

3、Then lets do Exercise 1 and 2 on Page 75.設(shè)計(jì)意圖：自然導(dǎo)入新課。師生活動(dòng)：師說(shuō)生聽(tīng)，進(jìn)行眼神交流以確定學(xué)生聽(tīng)懂沒(méi)。Step II Answer the questionsQ1: How do you change the subject and object?Q2: How about the verb?Q3: How about the personal pronoun?Q4: How do you use by-phrase?( After the discussion, teacher may ask some students to speak

4、 out their opinions and then make a conclusion)Conclusion:1. Use the object as the subject in the new sentences.2. Change the verb “be” in the pattern “be + P.P.” in the new sentences.Use the verb “be ” in pattern “be+ P.P.” in its right form ( present or past, perfect or continuous, single or plura

5、l, etc.)3. Change me into I when it used as the subject in the new sentences ( It is the same with him, her, us and them.)4. Leave out the by-phrase in the new sentences, without change of the meaning.設(shè)計(jì)意圖: 幫助學(xué)生理清主動(dòng)句與被動(dòng)句相互轉(zhuǎn)換時(shí)應(yīng)注意的成分變化.師生活動(dòng)：師提問(wèn)學(xué)生，配合講解，適當(dāng)在黑板上體現(xiàn)所復(fù)習(xí)內(nèi)容。Step III Do the exercises on Page 75

6、 Grammar.設(shè)計(jì)意圖：對(duì)反復(fù)習(xí)內(nèi)容進(jìn)行當(dāng)堂鞏固加深。師生活動(dòng)：讓學(xué)生先完成，講學(xué)生給出答案，教師對(duì)答案給予補(bǔ)充。Step IV Do the exercises on Page 147 exercise 3.設(shè)計(jì)意圖：對(duì)翻譯句子的能力進(jìn)行訓(xùn)練。師生活動(dòng)：生做師講，可請(qǐng)學(xué)生回答。Step V 目標(biāo)檢測(cè)單選題1.He will stop showing off, if no notice _ of him.A. is taken B. will be taken C. takes D. has taken6. I want to buy that kind of cloth because

7、I_ the cloth _ well.A. have told; washes B. have been told; washes C. was told; washed D. have been told; is washed設(shè)計(jì)意圖：對(duì)被動(dòng)句的用法進(jìn)行復(fù)習(xí)鞏固。師生活動(dòng)：生做，師引導(dǎo)生核對(duì)答案。小結(jié)：本節(jié)我們對(duì)前面所學(xué)的被動(dòng)語(yǔ)態(tài)進(jìn)行了全面的復(fù)習(xí)和鞏固，學(xué)生們課后還可根據(jù)自己情況對(duì)無(wú)法熟練掌握的地方進(jìn)行查缺補(bǔ)漏，進(jìn)一步加深。配餐作業(yè) 建議下列題中任選兩組題完成（AB）或（BC）一、基礎(chǔ)題（A組題）1.課本146頁(yè) Vocabulary 部分第一、二題設(shè)計(jì)意圖：進(jìn)一步掌握新單詞、詞組。二、鞏固