初中被动语态公开课ppt课件.ppt

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1、被动语态,初三英语复习,The Passive Voice,The flowers,What does she do every day?,every day.,are watered,by her,She waters the flowers every day.主 谓 宾,后面能接宾语的动词才有被动语态,主动变被动的方法:,She waters the flowers every day.主 谓 宾,The flowers are watered by her every day.,总结:,主语,be+P.P,by+宾语,be+P.P.,被动语态的基本结构:,有各种时态的变化,考点一:,1

2、.Now English _ by more and more people all over the word.A.speaks B.is spoken C.was spoken,一般现在时的被动语态：am/is/are+PP,task,（一）1.We like Miss Lin Very much.Miss Lin _ _ by us very much.2.Many young people love Jay Chou songs.Jay Chous songs _ _ by many young people.,is,liked,are,loved,时态:,结构：,am/is/are+

3、done,一般现在时,把下列句子改为被动语态：,2.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+PP,task,（二）1.The man repaired the car yesterday.The car _ _ by the man yesterday.2.Mr Song encouraged us to study hard last week.We _ _ to study hard by Miss Peng last

4、 week.,was,repaired,were,encouraged,时态:,结构：,was/were+done,一般过去时,把下列句子改为被动语态：,3.Many houses _ in the future.A.will build B.will be built C.are built,一般将来时的被动语态：will+be+PPbe going to+be+PP,task,(三)1.The city will build the new airport next year.The new airport _ _ _ next year.2.Huidong Middle School i

5、s going to send two students to Hongkong to study.Two students_ _ _ _ _ to Hongkong to study.,will,be,are,be,时态:,结构：,will/be going to+be+done,一般将来时,built,going,to,sent,4.Three bridges _ since last year.A.have built B.were built C.have been built,现在完成时的被动语态：have/has+been+PP,task,(四)1.Li Ming has alre

6、ady watered some flowers.Some flowers _ _ _by Li Ming already.2.They have sold out the light green dress.The light green dress _ _ _ out.,have,been,has,时态:,结构：,Have/has+been+done,现在完成时,watered,been,sold,5.Flowers _ every day.A.has been watered B.should be watered C.should water,含有情态动词的被动语态：情态动词+be+P

7、P,含有情态动词的被动语态：,情态动词+be+done,You mustnt clean the room today.The room_ _ _ by you today.2.We should finish our homework on time.,Our homework_ _ _ by us on time.,（四）,mustnt,should,结构：,be,cleaned,be,finished,Part 3,练习:用be动词的正确形式填空.,A knife _ used to cut apples.2.The air _ polluted already.3.The rooms

8、_cleaned later.4.The students _ asked to have breakfast.5.They_ encouraged to study hard in the past.6.Not only he but also I _ punished last night.,is,has been,will be,are,were,was,一般现在时：一般过去时：一般将来时：情态动词:,am/is/are+done,情态动词+be+done,will+be+done,was/were+done,以下时态的被动语态构成,Summary,现在完成时：,has/have+bee

9、n+done,Task 4,Homework,1.Review passive voice2.Do exercises on the paper,考点二:,被动语态中的特殊情况:,6.Good medicine _ bitter to the mouth.A.tastes B.is tasted C.taste This pen _ well.A.is sold B.sell C.sells,感官动词,和sell等动词用主动语态表被动.,.,思考3:选择1.The pen _well.A.is written B.writes 2.The music _ nice.A.sounds B.is

10、sounded,B,A,有些动词的主动形式表示被动含义,注意问题3：,1.read,sell,last,wash,write等带状语（well,easily)时。如:Her book sells well.,2.感官动词feel,look,smell,sound,taste等与形容词连用时。如：The cake tastes delicious.,7.Many people _ during the earthquake in May,2008.A.were died B.dead C.died,happen,last,die等动词不使用被动.,1.It will happen in 50 y

11、ears.()2.It will be happened in 50 years.(),注意问题2：,不及物动词没有被动语态，如：happen,take place,begin,become dissappear,come out.,思考2:判断下列句子的正误,挑战,x,8.The man _ clean the toilet because he _ rubbish when the police walked past the park.A.was made;was seen to throw B.was made to;was seen throwing C.made;saw,see/h

12、ear sb.do sthbe seen/heard to do sthsee/hear sb.doing sth.be seen/heard doing sth.make sb.do sth.be made to do sth.,主动:被动:,主动:被动:,主动:被动:,思考4:把主动语态变为被动语态,I saw him fall off the tree.He _ _ _ fall off the tree.,was,seen,to,注意问题4：,一些动词如（如：make,see,hear,watch 等），后接宾语补足语为不带“to”不定式时，变被动语态时要加上“to”。,挑战,9.Ch

13、ildren should _.A.take good care of B.be taken good care C.be taken good care of,固定短语的被动不要丢掉后面的介词或副词,10.Your desk _.A.needs repair B.needs repairing C.needs to repair,need,allow 可以用-ing形式表示被动need to be done=need doingbe allowed to do=allow doing,练习：将下列句子变为被动句。1.Li Lei listens to his father carefully

14、.2.The mother looked after the baby in the room.3.We took care of the things.4.They gave us some work.5.The boy made them laugh all the time.6.My mother buys me a bike.,His father is listened to carefully by Li Lei.,The baby was looked after in the room.,The things were taken care of by us.,We were

15、given some work.Some work was given to us by them.,They were made to laugh all the time.,A bike is bought for me.,Practise makes perfect,熟能生巧,1.树要在春天种;2.树坑要挖得够大,但不要太深;3.把树放进坑里,扶直;4.把泥推回坑里,用脚踩实;5.在旁边插一根坚实的长棍子,并且保证棍子插直了;6.用绳子（rope）把棍子和树绑起来7.浇好水.,根据提示写一篇以How to Plant a Tree?为题目的短文，要求内容齐全，上下文连贯。尽量使用被动语态

16、，80词左右。,Writing,1.树要在春天种;2.树坑要挖得够大,但不要太深;3.把树放进坑里,扶直;4.把泥推回坑里,用脚踩实;5.在旁边插一根坚实的长棍子,并且保证棍子插直了;6.用绳子（rope）把棍子和树绑起来7.浇好水.,be planted,be dug,big enough,too deep,put into,be kept straight,push back to,push hard with,knock into,be kept straight,be tied to with,be watered well,Trees must be planted in Sprin

17、g.The hole must be dug large enough but not too deep.Put the tree into the hole and it must be kept straight.Push the earth back to the hole and it must be pushed hard with your feet.Knock a long and strong stick into the earth beside the tree and it must be kept straight.Trees can be tied to the stick with a rope.And they must be watered well.,