学必求其心得，业必贵于专精
学必求其心得，业必贵于专精
学必求其心得，业必贵于专精
高中语法：被动语态
被动语态表示句中的主语接受谓语动作,也就是说，主语是谓语动作的承受者。语动词用作被动语态的句子叫做被动句。
构成:be+过去分词(be有时可用become或get代替）
Be随着主语的人称、数、时态和语气的不同而变化。
被动语态的各种时态形式有:
一般时态：be+过去分词
现在
过去
将来
过去将来
is/am/aredone
was/weredone
will/shallbedone
would/shouldbedone
Englishisspokeninmanycountries.
RomeoandJulietwaswrittenbyShakespeare.
Manybelievethatonedaytheearthwillbedestroyedifpeopledonotlearntoliveinpeace。
进行时态：be+being+过去分词
现在
过去
is/am/are
beingdone
was/were
beingdone
Hisplanisbeingcarriedoutsuccessfully。
Thenewcurtainswerebeinghungwhenthevisitorsshowedup。
Thecarwillbebeingcleanedbymybrother。
完成时态：have+been+过去分词
现在
过去
将来
have/hasbeendone
hadbeendone
will/shallhavebeendone
Ivebeenrobbed。
Theoutcomeoftheelectionwasannouncedbeforeallofthevoteshadbeencounted。
Everythingwillhavebeendonebytheendofthismonth.
【练一练】
（2010湖南）Thiscoastalarea_________anationalwildlifereservelastyear.
A.wasnamedB。namedC。isnamedD.names
（2010全国1)ThediscoveryofgoldinAustralialedthousandstobelievethatafortune_________。A。ismadeB。wouldmakeC.wastobemadeD.hadmade
（2010上海)Thechurchtowerwhich_________willbeopentotouristssoon.Theworkisalmostfinished.A。hasrestoredB。hasbeenrestored
C。isrestoringD.isbeingrestored
(2010北京)InthespokenEnglishofsomeareasintheUS，the“r”soundsattheendofthewords_________。A。aredroppedB。dropC.arebeingdroppedD.havedropped
(2010福建)EveryyearafloodoffarmersarriveinShenzhenforthemoney–makingjobsthey_________beforetheyleavingtheirhometowns.
A。promisedB。werepromised
C.havepromisedD.havebeenpromised
（2010天津）TraditionalfolkartsofTianjinlikepapercutting_________att