资源描述
,Unit 9 When was it invented?,Section A Period 1 (1a-1c),陆泽 2011年12月7日,free talk,a TV,.,a computer,a telephone,a calculator,a car,Inventions发明,Invent 动词 发明 Invention 名词 发明 Inventor 名词 发明家,calculator,telephone,car,computer,TV,A: I think the calculator was invented before the computer. B: Well. I think the calculator was invented after the computer.,A: I think _was invented before_. B: Well. I think _was invented after_.,a,b,c,d,e,1885,1876,1971,1927,1976,_,_,_,_,d,a,e,c,b,listening,1885,1971,1976,1876,1927,Look carefully,A: When was the telephone invented? B: It was invented in 1876,A: When was the car invented? B: It was invented in 1885,A: When was the computer invented? B: It was invented in 1976,A: When was the calculator invented? B: It was invented in 1971,A: When was the TV invented? B: It was invented in 1927,A: When was the car invented ? B: It was invented in 1885.,A: When was the computer invented ? B: It was invented in 1976.,A: When was the calculator invented ? B: It was invented in 1971.,A: When was the telephone invented ? B: It was invented in 1876.,A: When was the TV invented ? B: It was invented in 1927.,Attention and reading,一般过去时被动语态 掌握一般过去时被动语态概念及构成 一般过去时被动语态表示过去某一时间的被动动作或过去经常性、习惯性的被动动作,由“主语+was/were+及物动词的过去分词+by+动作执行者”构成，无需说明动作执行者时可省去“by+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的主语。was, were由主语单复数形式而定，主语为第三人称单数名词或代词或I时用was，主语为复数名词或代词或you时用were。,1.使役动词make ,have 及感官动词see hear watch feel后接省略to 的不定式作宾语补足语的主动语态在变被动结构时，动词不定式的符号to 还要加上。如： The boss made them work for 16 hours a day They were made to work for 16 hours a day by the boss. 2.如果主动语态中含有动词短语变成被动语态时，不可丢掉短语末尾的介词或副词。 He looked up this word in the dictionary yesterday. This word was looked up in the dictionary yesterday by him.,This bridge was built in October last year. 这座桥是去年十月份建的。 These cakes were made by my mother last night. 这些蛋糕是我妈妈昨天晚上做的。 The girl said she was often beaten by her brother. 女孩说她经常被她兄弟打。 This tree was planted by me on Charismas Day. 这棵树是我在圣诞节的时候栽的。,Speaking,Writing,1.这些票是我叔叔昨天买的。 These tickets were bought by my uncle two days ago. 2.茶是由神农发明的。 The tea was invented by Shen Nong. 3.这封信是用英语写的。 This letter was written in English. 4.新房屋是两年前被建造的。 The new houses were built two years ago.,summary,In this lesson weve done some listening and writing practice with the target language weve also done some oral practice in pairs and weve discussed the passive voice ,lets write them down,Inventions: TV computer telephone car calculator Dates:1885 1827 1927 1971 1976 Sentences: A: when was the telephone invented? B: It was invented in 1876 The Passive Voice: be + pp,Blackboard Design,1.Write the sentences to use the Passive Voice 2.Preview the next lesson,homework,Thank you Bye bye,
展开阅读全文