九年被动语态公开课.ppt

,被动语态,永吉二中 刘可敬,主动语态,She waters the flowers every day.,主语是动作的执行者.,被动语态,The flowers are watered by her every day.,主语是动作的承受者.,语态,被动语态,用法,谁做的动作不知道,说出谁做的没必要,Many trees should be planted every year.,动作承受者需强调,Many houses were washed away by the flood.,This watch is made in China.,被动语态,Look carefully!,1.This watch is made in China.,2.Many trees should be planted every year.,3.Many houses were washed away by the flood.,构成,1.be+动词的过去分词(done),2.情态动词+be+done,1.This watch is made in China.,2.Many trees should be planted every year.,3.Many houses were washed away by the flood.,被动语态,时态,一般现在时一般过去时一般将来时现在进行时过去进行时现在完成时过去完成时,am/is/are+done,be+done,was/were+done,will+be+done,am/is/are+being+done,was/were+being+done,have/has+been+done,had+been+done,被动语态,句型,一般现在时,am/is/are+done,be+done,was/were+done,will+be+done,一般过去时,一般将来时,否定:,一般:,This watch isnt made in China.,Is this watch made in China?,否定:,一般:,Many houses werent washed away by the flood.,Were many houses washed away by the flood?,否定:,一般:,A new bridge wont be built next year.,Will a new bridge be built next year?,被动语态,句型,情态动词+be+done,否定:,一般:,Many trees should be planted every year.,Many trees shouldnt be planted every year.,Should many trees be planted every year?,被动语态,主动变被动,She waters the flowers every day.,The flowers,1.宾语变主语(宾格变主格),主语,谓语,宾语,主语,2.谓语变be done,are watered,谓语:被动语态,3.by+主语置后,(主格变宾格,可省略),by her,every day.,by+宾格,(时态与数),被动语态,主动变被动,练习,1.Careless driving causes many traffic accidents.,Many traffic accidents,2.Somebody stole my camera from my hotel room.,My camera,are caused,by careless driving.,was stolen,from my hotel room,(by somebody).,被动语态,主动变被动,练习,3.People will have robots one day.,Robots will be had by people one day.,4.You must clean your bedroom every day.,Your bedroom must be cleaned every day.,被动语态,特殊形式,-主动表被动,1.be worth doing,3.感官动词look,sound,taste,smell,feel等,The book is worth reading.,2.want/need/require doing,=物+want/need/require to be done,The tree needs watering.,=The tree needs to be watered.,It sounds interesting.,物+,被动语态,特殊形式,-还原to,一感 feel,1.I often hear her sing in the next room.,She is often heard to sing in the next room.,二听 hear,listen to,三使 make,let,have,四看 look,see,watch,notice,2.My teacher makes me do more exercise.,I am made to do more exercise by my teacher.,被动语态,特殊形式,-还原to,一感 feel,1.be felt to do,二听 hear,listen to,三使 make,let,have,四看 look,see,watch,notice,2.be heard to do,3.be made to do,4.be seen to do,5.be watched to do,被动 语态,用法,时态,构成,特殊,主变被,Summary,构成,be+done,am/is/are,was/were,will be,should be,一般现在时被动语态,am/is/are+done,A year has four seasons and it _ twelve different star signs.A.divided into B.is dividing into C.dividing into D.is divided into,D,-Did you go to Jacks birthday party?-No.I _.A.am not invited B.havent invited C.wasnt invited D.didnt invite,C,一般过去时,was/were+done,It is said that an A-shaped tower _ in the center of the city next year.A.builds B.will build C.will be built D.is built,C,一般将来时,will be+done,The earth is our home.It _ well.A.must be protected B.should protect C.need protect D.should protected,A,情态动词,+be+done,特殊形式,物+need/want/require+doing sth.,=物+need/want/require to be done,My computer doesnt work.It needs_.A.repair B.to repair C.to repairing D.to be repaired,D,特殊形式,被动语态中要接动词不定式（to do）形式,一感,If you see the cartoon film,you will _ laugh.A.be made B.be made to C.make to D.make,B,feel,二听,hear,listen to,三使,have,let,make,四看,look at,see,watch,notice,特殊形式,The mixture smelt terrible but Tom _ taste it.A.was made to B.was made C.made to D.made,A,Lets practice!,被动 语态,用法,时态,构成,特殊,主变被,Homework,1.Mind map,2.Do exercises.,Byebye,Thanks for listening!,