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1、Unit 1 When was he born? Section A -一般过去时的被动语态,英语动词有两种语态： 主动语态 (the Active Voice) 被动语态 (the Passive Voice),A. 主动语态表示主语是动作的执行者。,B. 被动语态表示主语是动作的承受者。,We planted the tree.,The tree was planted by us.,何时使用被动语态？ 1、行为主体不明确，不必说出或者无法说出动作的执行者时。例如： Football is played all over the world 2、不易找到或根本就不可能找到动作的执行者时。例
2、如： My bike was stolen 我的自行车被盗了。,3、某些句子习惯上用被动语态。例如： He was born in October, 1989 4、汉语中含有“被”、“由”等词时。例如： Tina是被Paul叫来的。 Tina is asked to come by Paul,5、汉语中含有“据说”、“据悉”、“据报道”等时。例如： It is said that one day he climbed to the top of a house and It was reported that her mother died of SARS. 众所周知 It is well k
3、nown that 据推测说 It is supposed that ,一般过去时的被动语态结构： 主语 + be done + by sb.,被动语态结构:,例句1：I bought this car last year.,This car,_,was were,_,_,_,_,_,by me,was,1.找出主谓宾。 2.主语宾语交换位置。 3.谓语动词变成 was/were+done。,last year.,主语 + be done + by sb,bought,例句3：People cut down many trees last year.,Many trees,by people,
4、cut down,_,_,例句2：Tom repaired my bike yesterday.,_,_,_,My bike,repaired,yesterday.,by Tom,_,_,_,last year.,_,_,_,was,were,不强调动作的发出者时，可以省略by sb.,否定句： 1. The bridge was built in 1998.,2. The windows were closed by Millie.,This letter wasnt received just now.,The bridge,3. This letter was received just
5、 now.,The windows,was/were + not= wasnt/ werent,built in 1998.,was,not,closed by Millie.,were,not,built in 1998,2. The windows were closed by Millie.,Was this letter received just now,Was the bridge built in 1998?,3. This letter was received just now.,Were,1.was/were 提前到句首。 2.句末加上问号。,一般疑问句：,was,1.,T
6、he bridge,.,the windows closed by Millie,?,Yes, it was.,No, they werent.,Yes, it was.,No, it wasnt.,?,特殊疑问句：,2. The windows were closed by Millie.,What,When,3. This letter was received just now.,1.定出疑问词，放到句首。 2.was/were 提到主语前面。 3.句末加上问号。,1. The bridge was built in 1998.,was,?,the bridge built,Who,we
7、re,the windows closed by,?,was,received just now,?,特殊疑问句：,She was born in 1996.,When was she born?,He was born in 1983.,When was he born?,1.The lost boy _ at the street corner last night. A. was found B. is found C. was looked for,一般过去时的被动语态： was/were + done,Practice：,2.Another new building _last mo
8、nth near my school. was built built has been built,3. When was he _? A. bear B. beard C. born,4.The lost child _ on October 7,1998. A. was found B. is found C. found,5.A talk on Chinese history _ in the school hall yesterday. A. is given B. give C. was given,6. Jhon_, for he went swimming yesterday
9、without permission. A. had punished B. was punished C. punished,7. I feel very happy that I _ to be the host. A. choose B. am chosen C. was chosen,1.A car knocked him down yesterday. 2.They are cutting up a fallen tree,He was knocked down by a car yesterday A fallen tree was being cut up by them,请将下
10、列主动语态变成被动语态：,3.Lucy bought some fruit. Some fruit _ _ _ Lucy. 4.Did they build the bridge in 1998? _ the bridge _ in 1998? 5.When did Lu Xun write these books? When _these books _ _ Lu Xun? 6.They didnt clean the classroom yesterday. The classroom _ _ yesterday.,was bought by,Was,built,were,written by,wasnt cleaned,Thank you !,
