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1、被动语态一、基本构造：be+done（动词过去分词）1. 一般目前时：am/is/are+done2. 一般过去时：was/were+done3. 一般未来时：will be/be going to be +done4. 目前进行时：am/is/are being+done5. 过去进行时：was/were being+done6. 目前完毕时：have/has been+done7. 过去完毕时：had been +done8. 含情态动词：情态动词+be done二、例句1.一般目前时：Mary is loved by all her family.Im well taken care o
2、f by my parents.（含介词旳动词短语，介词不可以掉）2.一般过去时：The letter was written in Spanish.Many houses were destroyed in the earthquake.3.一般未来时：The work will be finished in 2 minutes.The problem is going to be discussed in the meeting.4.目前进行时;The new library is being built in our school.The car accident is being lo
3、oked into.5.过去进行时：The library was being built last year.The boy was being criticized when I passed by. 6.目前完毕时：All the work has been finished by now.Many trees have been planted so far.7.过去完毕时：The fire had been put out when the firefighters arrived.A plan had been made before he came.8.含情态动词被动：The c
4、omputer may be repaired by tomorrow.Your work must be finished by tomorrow.三、注意1.连系动词sound, taste, feel, look, appear, seem等无被动语态，可用积极形式表达被动意义：The iron feels cold.The water feels hot.The cloth feels soft.The dish tastes delicious.He seems worried.The idea sounds good.2.wash, write, sell等可用来表达主语内在性能或
5、品质，常用积极形式体现被动意义。My new coat washes easily.The pen writes well.Hanhans books sell well.3.表达“发生”旳词无被动。The accident happened this morning.Great changes have taken place in my hometown in the last 5 years.4.need/want/require表达“需要”时，积极形式体现被动意义，即need/want/require doing=need/want/require to be done“（某物）需要（
6、被）”Your shoes need washing.The classroom is so dirty. It needs cleaning now.5.动词hear/listen to, let, make , see/watch/observe积极语态不带to,使用被动语态时要还原toThe teacher let us do some exercises.We were let to do some exercises.His father made him do housework.He was made to do housework.I saw him paint.He was seen to paint.I heard a girl sing.A girl was heard to sing.
