九上m7Unit3课件.ppt

Unit 3Read the sentences, paying attention to the underlined parts.Their works are still read by many people today.Were still influenced by Confuciuss ideas.It is still read and loved by people all over the world.Many people still read their works today.Confuciuss ideas still influence us.1.Their works are still read by many people today.2. Were still influenced by Confuciuss ideas.Compare these sentences.People all over the world still read and love it.3. It is still read and loved by people all over the world.1. Our classroom is cleaned by us every day.2. Workers are needed very much here.3. This English song is not often sung by us.4. Is your grandpa taken care of by that nurse?5. When are trees often planted?More sentences. I. 一般现在时被动语态的概念一般现在时被动语态的概念 一般现在时被动语态表示现阶段经常性、习一般现在时被动语态表示现阶段经常性、习惯性被动动作，由主语惯性被动动作，由主语+is/am/are+及物动词过及物动词过去分词去分词+动作执行者构成，无需说明动作执行动作执行者构成，无需说明动作执行者时可省去者时可省去by+动作执行者，句中主语就是原动作执行者，句中主语就是原主动语态的宾语，动作执行者就是原主动语态主动语态的宾语，动作执行者就是原主动语态的主语。的主语。is/am/are由主语的单复数形式而定，由主语的单复数形式而定，主语为第三人称单数名词或代词时用主语为第三人称单数名词或代词时用is，主语，主语为为I时用时用am。主语为复数名词或代词或时用。主语为复数名词或代词或时用are。The passive voice (被动语态被动语态) I know this song is often sung by him 我知道他经常唱这首歌。我知道他经常唱这首歌。 The flowers in my garden are watered every day 我花园里的花每天都浇水。我花园里的花每天都浇水。 Quite a few lessons are taught in our class 我班开设好几门课。我班开设好几门课。. 构成：构成： 主语主语(动作接受者动作接受者) + is / am / are + 动词的动词的过去分词过去分词+ (by+ 动作执行者动作执行者) Football is played in most countries in the world. 被动语态的句型总结如下被动语态的句型总结如下: 肯定句肯定句: 主语主语 + be + 过去分词过去分词 + (by ). The boy is called Jack. 否定句否定句: 主语主语 + be not+ 过去分词过去分词 + (by ). The baby is not looked after by his father. 一般疑问句一般疑问句: Be +主语主语 + 过去分词过去分词 + (by )? Is King Lear written by Shakespeare? 特殊疑问句特殊疑问句: 特殊疑词特殊疑词+ be + 过去分词过去分词 + (by )? What is this kind of sweater made of?Summary 被动语态的句型：被动语态的句型： 肯定句：主语肯定句：主语+be +过去分词（过去分词（ + by ） 否定句：主语否定句：主语+be not +过去分词（过去分词（ + by ）一般疑问句：一般疑问句： Be+主语主语+过去分词（过去分词（ + by ）特殊疑问句：特殊疑问句： 特殊疑问词特殊疑问词+ be+主语主语+过去分词过去分词 （ + by ）III. 被动语态的用法：被动语态的用法： 1) 要表达要表达“被被、受、受、遭、遭、让、让”之之类的语义。类的语义。 教师很受尊敬。教师很受尊敬。 Teachers are well respected. 2) 强调动作承受者强调动作承受者 他远近闻名。他远近闻名。 He is known far and wide.3) 不知道或没有必要指出动作的执行者不知道或没有必要指出动作的执行者 房子每天都有人打扫。房子每天都有人打扫。 The room is cleaned every day.4) 为礼貌起见避免提及动作执行者为礼貌起见避免提及动作执行者 我是否可以做自我介绍我是否可以做自我介绍? I wonder if I am allowed to introduce myself. IV. 主动语态如何改为被动语态主动语态如何改为被动语态Children love these songs. (主动语态主动语态)These songs are loved by children. (被动语态被动语态) give influence read writeComplete the sentences with the correct form of the words in the box.1. Millions of people _ Mark Twains stories every year. Mark Twains stories _ by millions of people every year.2. Confucius still _ people around the world. People around the world _ still _ by Confucius. read are readinfluenceareinfluencedActivityActivity1 1 give influence read write3. A famous writer _ the advice column in the newspaper every week. The advice column in the newspaper _ by a famous writer every week.4. The teacher usually _ the students a lot of ideas. The students _ usually _ a lot of ideas by the teacher.writes is writtengivesare givenFill in the blanks with the correct form of the words.1. Usually computers _ (use) to get information on the Internet.2. I _ (ask) to clean my bedroom every day by my mother.3. Trees _ (plant) in spring.4. - How clean and tidy your bedroom is! - Thank you. It _ (clean) every day.Practice are usedam askedare plantedis cleaned5. The brown desk _ (make) of wood.6. As China grows stronger and stronger, Chinese _ (teach) in more and more schools out of our country.7. A book _ (give) to me by my mother on my birthday.are taughtis givenis madeComplete the passage with the correct form of the words and expressions in brackets.AnswersAnswers is toldis watchedlaughed at is helped are allowedActivityActivity2 2把主动语态变成被动语态。把主动语态变成被动语态。1. He cleans the room every Sunday. 2. Farmers grow rice in the south. 3. She doesnt finish her homework. The room is cleaned by him every Sunday.Rice is grown by farmers in the south.Her homework isnt finished.4. They dont read that book. 5. What does the teacher often tell the boys to do? 6. How many desks do they buy every term? That book is not read by them.What are the boys often told to do by the teacher?How many desks are bought by them every term?( ) 1. In order to make our hometown more beautiful, trees _ around the city every year. (2012贵州贵阳贵州贵阳) A. plant B. are planted C. will plant中考链接中考链接B( ) 2. Today, computers are really helpful. They _ everywhere. (2012北京北京) A. use B. are used C. used D. were usedB( ) 3. Hot water _ in the students flats from 5 pm to 7 pm now. (2012广东广东) A. supplies B. is supplied C. supplied D. was suppliedB( ) 4. Chinese _ by more and more people from all over the world today. (2012重重庆市庆市) A. learn B. learned C. is learned D. was learnedC( ) 5. Our hometown is becoming more and more beautiful. Sure. Many trees _ every year. (2012四川广安四川广安) A. plant B. is planted C. are planted( ) 6. Han Hans books are popular. They _ by many teenagers. (2013广西南宁广西南宁) A. is read B. was read C. are read D. were readCC句型转换。句型转换。1. We call the girl Lucy. (改为被动语态的一般改为被动语态的一般 疑问句疑问句) _ the girl _ Lucy by you?2. The boy is looked after by his grandparents. (改为否定句改为否定句) The boy _ _after by his grandparents.3. English and Japanese are spoken in Japan. (就画线部分提问就画线部分提问) _ _ are spoken in Japan?Iscalledisnt lookedWhatlanguages4. The teacher makes his students carry water. (改为被动语态改为被动语态) His students _ made _ carry water by the teacher.5. He plants many trees every year. (改为被动改为被动语态语态) Many trees _ planted by _ every year.aretoarehim( ) 6. Didnt you see the sign “No Parking!” on the right? Sorry, I didnt. But now I know parking _ here. (2013湖北襄阳湖北襄阳) A. wasnt allowed B. isnt allowed C. wont allow D. doesnt allowB