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1、 Unit 6Language Goals:Grammar Focus:What is invention? An invention is a new thing that someone has made.What order do you think they were invented? Number them1512345What are these?When were they invented?TelephoneHand-held calculator18761971What is this?When was the car invented?It was invented in
2、 1885.carWhat are these?When were they invented?computerTV19761927_ 1876_ 1885_ 1927_ 1971_ 1976abecdWhat are these?When were Sth invented?carcomputerTVhand-held calculatorstelephoneWhen was it invented?189619391709 when was it invented?21345678when was it invented?We should be proud of being a Cpas
3、sgun powderprintingpaperGroup work: What When Who Be used forPrinting Tang Dynasty 朝代朝代Chinese Making copiesListen and match the inventions with the dates.abce 英语中的动词有两种语态：主动语态英语中的动词有两种语态：主动语态(The Active Voice)和被动语态和被动语态(The Passive Voice)。主动语态中，主语是。主动语态中，主语是谓语动作的执行者，被动语态中，主语谓语动作的执行者，被动语态中，主语是谓语动作的承
4、受者。是谓语动作的承受者。 被动语态的构成：被动语态的构成：be +及物动词的过去及物动词的过去分词分词被动语态(The Passive Voice)一般现在时态的被动语态：一般现在时态的被动语态：am / is / are + p.p一般过去时态的被动语态：一般过去时态的被动语态：was / were + p.p一般将来时态的被动语态：一般将来时态的被动语态：will be + p.p现在完成时态的被动语态：现在完成时态的被动语态：have / has been +p.p现在进行时态的被动语态：现在进行时态的被动语态：am / is / are being + p.p过去完成时态的被动语态：
5、过去完成时态的被动语态：had been + p.p含有情态动词的被动语态：含有情态动词的被动语态：can / may / mustbe + p.p被动语态(The Passive Voice) 主动句变被动句的方式：主动句变被动句的方式： 主动句：主动句： 主语主语 + 及物动词谓语及物动词谓语 + 宾语宾语 被动句：被动句： 主语主语 + be + 过去分词过去分词 + by 宾语宾语 Our teacher loves her students. Her students are loved by our teacher.被动语态(The Passive Voice)The passiv
6、e voice.Bell invented the telephone in 1876. The telephone was invented by Bell in 1876. 主语谓语动词过去时宾语时间状语主语谓语动词的过去分词宾语时间状语The passive voice.Bellinvented the telephone in 1876.wasby请把下列主动句变为被动句。请把下列主动句变为被动句。They produced that kind of car.The workers built a bridge over the river.Mother tells me a stor
7、y every day.That kind of car was produced by them.A bridge was built by the workers over the river.I am told a story by Mother every day.Exercises: 句型转换句型转换 1. She was seen to come out of the library by him. （变为主动语态）（变为主动语态） He _ _ _ out of the library. 2. When are trees often planted. （变为主动语态）（变为主动
8、语态） When _ people often _ _?3. The League was founded in Guangzhou in 1922. （就画线部分提问）（就画线部分提问） _ _ _ _ the League _? saw her comeplant treedoWhen and where wasfoundedExercises: 句型转换句型转换 4. Did the students wear the school clothes a lot? （变为被动语态）（变为被动语态） _ the school clothes _ a lot?5. Kate took good
9、 care of the baby yesterday evening. （变为被动语态）（变为被动语态） The baby _ _ good care of _ Kate yesterday evening.was takenbyWereworn动词填空：动词填空：1. The TV _ (invent) around 1927.2. They are used for _ (see) in the park.3. This kite _ (make) by Uncle Wang.4. Tea _ (discover) a long time ago.5. Our classroom _ (
10、should clean) every day.was inventedseeingwas madewas discoveredshould be cleaned根据汉语完成句子：根据汉语完成句子：1. _ _ the computer _ (什么时什么时 候发明的候发明的)？2. _ was the car _ _ (谁发明谁发明 的的)？3. A pen _ _ _ (用来做用来做) writing.4. What do you think is _ _ _ _ (最有帮助的发明最有帮助的发明)？5. He said the fish was _ _ (足够咸足够咸).When was is used for invention the most salty enoughWhoinventedbyinventedhelpful