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1、1.一般現(xiàn)在時(shí)的被動(dòng)語(yǔ)態(tài)構(gòu)成：is/am/are+及物動(dòng)詞的過(guò)去分詞Ourclassroomiscleanedeveryday.Iamaskedtostudyhard.Knivesareusedforcuttingthings.2.一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)構(gòu)成：was/were+及物動(dòng)詞的過(guò)去分詞Anewshopwasbuiltlastyear.Dinosaureggswerelaidlonglongago.3.現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)構(gòu)成：has/have+been+及物動(dòng)詞的過(guò)去分詞Thisbookhasbeentranslatedintomanylan
2、guages.Manyman-madesatelliteshavebeensentupintospacebymanycountries.4.一般將來(lái)時(shí)的被動(dòng)語(yǔ)態(tài)構(gòu)成：will+be+及物動(dòng)詞的過(guò)去分詞Anewhospitalwillbebuiltinourcity.Manymoretreeswillbeplantednextyear.5.含有情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)構(gòu)成：情態(tài)動(dòng)詞+be+及物動(dòng)詞的過(guò)去分詞Youngtreesmustbewateredoften.Yourmistakesshouldbecorrectedrightnow.Thedoormay
3、belockedinside.Yourhomeworkcanbehandedintomorrow.6.現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)構(gòu)成：am/is/are+being+及物動(dòng)詞的過(guò)去分詞UncleWangismendingmybikenow.→MybikeisbeingrepairedbyTomnow.Theyareplantingtreesoverthere.→Treesarebeingplantedovertherebythem.7.不定式的被動(dòng)語(yǔ)態(tài)：to+be+及物動(dòng)詞的過(guò)去分詞Therearetwobookstoberead.→Therearetwe
4、ntymoretreestobeplanted.8.過(guò)去將來(lái)時(shí)的被動(dòng)語(yǔ)態(tài)：would+be+及物動(dòng)詞的過(guò)去分詞Hesaidhewouldfinishtheworksoon.Hesaidtheworkwouldbefinishedsoonbyhim.主動(dòng)語(yǔ)態(tài)改被動(dòng)語(yǔ)態(tài)把主動(dòng)語(yǔ)態(tài)改為被動(dòng)語(yǔ)態(tài)非常簡(jiǎn)單，可以遵循以下幾個(gè)步驟：1.先找出謂語(yǔ)動(dòng)詞；2.再找出謂語(yǔ)動(dòng)詞后的賓語(yǔ)；3.把賓語(yǔ)用作被動(dòng)語(yǔ)態(tài)中的主語(yǔ)；4.注意人稱、時(shí)態(tài)和數(shù)的變化。例：1.Brucewritesalettereveryweek.→AletteriswrittenbyBruceeverywe
5、ek.2.LiLeimendedthebrokenbikethismorning.→ThebrokenbikewasmendedbyLiLeithismorning.3.Hehaswrittentwonovelssofar.→Twonovelshavebeenwrittenbyhimsofar.4.Theywillplanttentreestomorrow.→Tentreeswillbeplantedbythemtomorrow.5.Lucyiswritingaletternow.→AletterisbeingwrittenbyLucynow.6.Y
6、oumustlockthedoorwhenyouleave.→thedoormustbelockedwhenyouleave.使用被動(dòng)語(yǔ)態(tài)的注意問(wèn)題1.不及物動(dòng)詞無(wú)被動(dòng)語(yǔ)態(tài)。Whatwillhappenin100years.Thedinosaursdisappearedabout65millionyearsago.2.有些動(dòng)詞用主動(dòng)形式表示被動(dòng)意義。Thispenwriteswell.Thisnewbooksellswell.3.感官動(dòng)詞或使役動(dòng)詞使用省略to的動(dòng)詞不定式，主動(dòng)語(yǔ)態(tài)中不帶to，但變?yōu)楸粍?dòng)語(yǔ)態(tài)時(shí)，須加上to。例：makesomebody
7、dosomething→somebody+be+madetodosomethingseesomebodydosomething→somebody+be+seentodosomethingAgirlsawmywalletdropwhenshepassedby.→Mywalletwasseentodropbyagirlwhenshepassedby.Thebossmadethelittleboydoheavywork.→Thelittleboywasmadetodoheavyworkbytheboss.Hismothergavehimapresentfo
8、rhisbirthday.→Hewasgivenapresentbyhismotherforhisbirth
