cooco初三英语被动语态复习课件(教育精品).ppt

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1、一 构成 主语是动作的承受者，用被动语态。主语是动作的承受者，用被动语态。1.现在时被动语态：现在时被动语态：am/is/are+及物动词的过去分词，（及物动词的过去分词，（be是助是助动词）动词）e.g:English is spoken by many people.German isnt taught in our school.Is French studied in your school?grammar:2.过去时的被动语态：过去时的被动语态：was/were+及物动词的过去分词及物动词的过去分词e.g:These new houses were built in 2000.My

2、bike wasnt made in Shanghai.Was this kind of machine made in Shenzhen?注意：被动语态中注意：被动语态中be的形式是由主语决定的的形式是由主语决定的3.情态动词的被语态：情态动词的被语态：must/can/may+be+动词的过去分词动词的过去分词 e.g:The car mustnt be stopped here.Can this chair be taken out of the room?This job must be finished on time.小窍门：小窍门：我们可以这样看被动语态的基本构成：我们可以这样看

3、被动语态的基本构成：be +及物动词的过去分词及物动词的过去分词表示时态表示时态 表示被动表示被动 要变化要变化 不变化不变化 二二 被动语态的几种类型：被动语态的几种类型：1 主动句中有一个宾语的被动语态主动句中有一个宾语的被动语态 He saw her in the shop yesterday.She was seen in the shop yesterday.2 主动句中有二个宾语的被动语态主动句中有二个宾语的被动语态 Jim gave me a book.I was given a book by Jim.A book was given to me by Jim.3 主动句中含有

4、宾语补足语句子的被动语态主动句中含有宾语补足语句子的被动语态 Mother told me not to be late.I was told not to be late by mother.I saw mother planting flowers in the garden.Mother was seen planting flowers in the garden.They made him work 12 hours a day.He was made to work 12 hours a day.4 短语动词的被动语态短语动词的被动语态 I can take good care o

5、f the baby.The baby can be taken good care of.三三 被动语态的注意事项被动语态的注意事项 1“主语主语+系动词系动词+表语表语”的句子没有被动语的句子没有被动语 态态 2 there be 句型没有被动语态句型没有被动语态 3 主动句中宾语是反身代词的没有被动语态主动句中宾语是反身代词的没有被动语态 4 主动句的谓语动词是不及物动词的没有主动句的谓语动词是不及物动词的没有 被动语态，但与介词搭配后，则有被动语态，但与介词搭配后，则有:The nurse looked after him carefully.The baby was looked a

6、fter by the nurse carefully.Practice:1 Must I pay for it at once?_ it _ _ _ at once?2 We will build a new lab.A new lab _ _ _.3 They arent stopping the traffic now.The traffic _ _ _ now.4 How long have you kept the book?How long _ the book _ _?Mustbepaidforwillbebuiltisntbeingenstoppinghasbeenkept5

7、If your homework _(do)well,you may go to play.6 Mr.Green was seen _(grow)trees.7 The blackboard was _(look)carefully by the students.8 The ship model _ be _(make)in two days.is doneto growlooked atwillmadeTranslate the following sentences.1.我们必须采取措施以阻止河流的进一步污染。Something _ _ _ to stop the river from

8、being polluted more.2.世界上讲英语的人是最多的。English _ _ by the largest number of people in the world.3.明年我校还要修一幢新教学楼。Another new teaching building _ _ _ in our school next year.4.中国南方种水稻。Rice _ _ in South China.5.昨天爸爸给你买了一辆自行车。A bike _ _ for you by your father yesterday.6.前天在街道拐弯处发生了一起车祸。A car accident _ _ at the street corner the day before yesterday.