人教版九年级Unit 7 Teenagers should be allowed to choose their own clothes.-Section A Grammar focus 4a—4c-ppt课件-(含教案+素材)-市级公开课-(编号：f007b).zip

被动语态教学设计 一：教学目标一：教学目标 1.知识和能力：掌握主动语态，被动语态互变，不同时态的被动语态的用法。 2.过程与方法：通过讲解、比较和训练使学生学会运用常见时态的被动语态。 3.情感价值观: 通过被动语态的学习，使学生学会变被动学习为主动学习。 二教学重点二教学重点：熟练运用常见时态的被动语态。 三教学难点三教学难点：熟练使用常见时态的被动语态以及一些不规则动词的过去分词。 四教学方法四教学方法：讲授法，练习法。 五教学手段五教学手段：多媒体 六：教学过程：六：教学过程： step1：用幻灯片展示：(约 2 分钟） 1.被动语态和主动语态的区别。 2.被动语态的结构 be+V 过去分词。 3.主动语态变被动语态的注意事项。 step2：幻灯片展示:主动语态变被动语态的步骤：（约 2 分钟） 1. 找宾语 -即动作的承受者 2. 判断宾语的单复数 -即 be 动词的单复数. 3. 判断动词的时态 -即 be 动词的时态. 4. 修改谓语的时态 -即原句动词改为过去分词 5. 修改原句的主语 -即 by+ 主语/ 宾语. Step3:幻灯片展示几种时态的被动语态：（约 8 分钟） 一般现在时的被动语态：am/is/are+V 过去分词 一般过去时的被动语态：was/were/+V 过去分词 一般将来时的被动语态：will/shall/be going to+be+V 过去分词 现在完成时的被动语态：have/has+been+V 过去分词 含情态动词的被动语态：can/may/must/should+be+V 过去分词 （先由学生回忆，然后提问个别学生，最后全体学生识记并默写。两名学生上 黑板默写。 ） Step4：幻灯片讲解这几种时态被动语态的转换，学生进一步明确。 （约 10 分钟） 。 Step5:课堂检测，练习巩固（约 15 分钟） Step6：总结：叫班中个别学困生说出常见 5 种时态的被动语态结构。 （约 2 分 钟） 七：七：Homework：Writing 你们学校附近有一个大图书馆，馆内有各种各样的书，请你将这个图书馆的要 求向你的同学作一介绍，以便他们去那儿看书时能遵守规则。 1.不要把包带进图书馆。 2. 看书时保持安静。 3.一次可借四本书，不能将书转借给别人，要按时还书 4. 图书馆每天早晨 8:00 开门，必须在下午 6:00 前离开图书馆。 要求：用英文写一篇 80 词左右的短文。 八：板书：八：板书：五种时态的被动语态的结构： 一般现在时的被动语态：am/is/are+V 过去分词 一般过去时的被动语态：was/were/+V 过去分词 一般将来时的被动语态：will/shall/be going to+be+V 过去分词 现在完成时的被动语态：have/has+been+V 过去分词 含情态动词的被动语态：can/may/must/should+be+V 过去分词 九：教学反思：九：教学反思： 通过详尽的讲解和举例，学生基本掌握了常用时态的被动语态，练习对这 一知识进行了巩固，在练习中学生运用语言的能力得到了锻炼。家庭作业让同 学们在实际生活情景中尽可能的使用被动语态，在巩固目标语言的同时，提升 了语言的运用能力。 1. Mum，can I Pick strawberries with my classmates on Sanping Farm this weekend? -Sure.If your homework_. A. Is finished B. Finishes C. Will be finished D.will finish 2. Many tall buildings in that district_ next year. It must be crowded there in the future. A. Will build B. Are built C. Built D. Will be built 3. Ode To Joy欢乐颂 】_ about by many peiple these day. It shows us five different types of working women. A. Is talked B. Was talked C. Will be talked D. Is talking 4. Many houses_by the earthquake and the government tried its best to help the local people. A. Damaged B. Were damaged C. Are damaged D. Damages 5. Please go over your text paper! The exam must_in 5 minutes. A. Finish B. be finished C.is finished D. Finishes 6. The new play_next week . We cant help watching it. A. Put on B. Was put on C. Will put on D. Will be put on 7. Boys and girls, we should take care of the book in the library.(改为被动语态） Boy and girls, the books in the library should_ _ good care of. 8. Cao wenxuans books are popuylar. Many children read them.(改为被动句） Cao Wenxuans books are popular. They_ _by many children. Passive Voice 英语动词有两种语态：英语动词有两种语态：主动主动语态和语态和被动被动语态。语态。 1.1.当我们不知道谁是动作的执行者当我们不知道谁是动作的执行者, 2 2. 或者只需强调动作的承受者时，要用或者只需强调动作的承受者时，要用被动语态被动语态。 3.句子的主语是物。句子的主语是物。 被动语态被动语态结构：结构：be + 过去分词过去分词(PP) + (by ) 在改写中应注意：在改写中应注意： 1.把把原原来的来的宾语宾语提到前面作被动语态的提到前面作被动语态的主语主语; 2.把把动词动词变成变成“be + 过去分词过去分词”; 3.主动语态中的主动语态中的主语主语变为介词变为介词by的的宾语宾语。 主变被解题步骤主变被解题步骤: 1. 找宾语找宾语 -即动作的承受者即动作的承受者 They make shoes in that factory. Shoes 2. 判断宾语的单复数判断宾语的单复数 -即即be动词的单复数动词的单复数. are were 3. 判断动词的时态判断动词的时态 -即即be动词的时态动词的时态. 4. 修改谓语的时态修改谓语的时态 -即原句动词改为过去分词即原句动词改为过去分词 made 5. 修改原句的主语修改原句的主语 -即即by+ 主语主语/ 宾语宾语. by them. 表格：被动态基本结构 时态时态被动语态结构被动语态结构 一般现在时一般现在时 一般过去时一般过去时 现在进行时现在进行时 过去进行时过去进行时 一般将来时一般将来时 现在完成时现在完成时 情态动词情态动词 情态动词情态动词+be+done am/is/are done was/were done am/is/are being done was/were being done will/be going to be done have/has been done 1.They make shoes in that factory. 主语主语 +及物动词及物动词 +宾语宾语 Shoes are made (by them) in that factory. 一般现在时：一般现在时： S(主语）主语） +am/is /are +过去分词过去分词 He rides the motorbike to his factory every day. The motorbike is ridden to his factory by him every day. We call the snowman Mr Strong. The snowman is called Mr Strong by us. 2. They bought ten computers last term Ten computers were bought (by them) last term. 一般过去时：一般过去时： S+was/were +过去分过去分 词词 He bought his friend some fruits yesterday. His friend was bought some fruits by him yesterday. Some fruits were bought for his friend by him yesterday. 4Aby can take good care of Tina Tina can be taken good care of by Aby. 情态动词：情态动词： S+ can/may/must/should + be+过去分过去分 词词 He can carry the basket easily. The basket can be carried easily by him. They can sing some beautiful songs. Some beautiful songs can be sung by them. “We must put them in the fridge.”The dogs thought . “They must be put in the fridge.”The dogs thought. 3.They will finish the work in ten days. The work will be finished (by them) in ten days. 一般将来时：一般将来时： S+ will+be+过去分词过去分词 They are going to have an evening party tomorrow. An evening party is going to be had by them tomorrow. We have made twenty more keys Twenty more keys have been made by us. 现在完成时：现在完成时： S+ have/has + been+过去分词过去分词 Workers have built the house since two years ago. The house has been built by workers since two years ago. Answer right or wrong 1.必须照看好孩子们。必须照看好孩子们。 The children must be taken good care .( ) The children must be taken good care of .( ) 2.这本书是鲁迅写的。这本书是鲁迅写的。 This book was wrote by Lu Xun.( ) This book was written by Lu Xun.( ) 3.昨天那支笔是他给我的。昨天那支笔是他给我的。 That pencil was given me by him yesterday.( ) That pencil was given to me by him yesterday.( ) W R W R W R 4.这辆自行车能修吗？这辆自行车能修吗？ Can this bike mended?( ) Can this bike be mended?( ) 5.街道已由他们清理了。街道已由他们清理了。 The street has been cleaned by they.( ) The street has been cleaned by them.( ) W R W R 注意注意 : 约翰打开了收音机。约翰打开了收音机。 John turned on the radio. The radio was turned on. 奶奶照看我姐姐。奶奶照看我姐姐。 Grandma takes care of my sister. My sister is taken care of by Grandma. 注：千万不要遗漏介词或副词。注：千万不要遗漏介词或副词。 We must speak to old people politely. Old people must be spoken to politely. 注意注意 ： 带复合宾语的被动语态结构带复合宾语的被动语态结构 make sb. do sth. sb. be made to do sth. Mr Green made Jim do his homework at home. Jim was made to do his homework by Mr Green at home. watch let have hear see notice 你们学校附近有一个大图书馆，馆内有各种各样你们学校附近有一个大图书馆，馆内有各种各样 的书，请你将这个图书馆的要求向你的同学作一的书，请你将这个图书馆的要求向你的同学作一 介绍，以便他们去那儿看书时能遵守规则。介绍，以便他们去那儿看书时能遵守规则。 1.不要把包带进图书馆。不要把包带进图书馆。 2. 看书时保持安静。看书时保持安静。 3.一次可借四本书，不能将书转借给别人，一次可借四本书，不能将书转借给别人， 4. 图书馆每天早晨图书馆每天早晨8:00开门，必须在下午开门，必须在下午6:00前前 要按时还书。要按时还书。 离开图书馆。离开图书馆。 要求：用英文写一篇要求：用英文写一篇80词左右的短文。词左右的短文。