被动语态（ThePassiveVoice）1）主动语态和被动语态英.ppt

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1、被动语态（ThePassiveVoice）：1）主动语态和被动语态：英语动词有两种语态，即主动语态（TheActiveVoice）和被动语态（ThePassiveVoice）。主动语态表示主语是动作的执行者，被动语态表示主语是动作的承受者。如：ManystudentsstudyEnglish.(主动语态)Englishisstudiedbymanystudents.(被动语态)被动语态：当主语为动作的承受者时，用被动语态。结构：be+动词过去分词1)Wecleantheclassroomeveryday.Theclassroomisclean

2、ed(byus)……2)Teachersallowstudentstoweartheirownclothes.Studentsareallowed(byteachers)toweartheirownclothes.一般现在时一般现在时被动语态的用法:1.只知道动作的承受者;如,Anotewaspasseduptothespeaker.2.强调动作的承受者;如,TabletennisisplayedalloverChina.3.不需要指出动作的发出者.如，AnotherbridgehasbeenbuiltacrosstheChangjiangR

3、iver.2)被动语态的结构：被动语态由“助动词be+及物动词的过去分词”构成，助动词be有人称、数的变化,其变化规则与be作为连系动词时一样。如：Thedeskismadeofwood.Thedesksaremadeofwood.Heisaskedaquestionbytheteacher.Iwasgivenanicepresentbymyfriendyesterday.被动语态的基本结构:be+PP(动词的过去分词）一般现在时:v.be+PP.amisareOurclassroomiscleanedeveryday.Iamaskedtos

4、tudyhard.Knivesareusedforcuttingthings+PP.be+PP(动词的过去分词）被动语态的基本结构:一般过去时:S+动词的过去式waswere+PP.Iwasinvitedtotheconcert.我应邀参加了音乐会.Carswereinventedin1885.汽车是在1885年发明的.被动语态的基本结构:be+PP(动词的过去分词）一般将来时:will+V.be+PP(动词的过去分词）1.Anewhospitalwillbebuiltinourcity.2.Manymoretreeswillbeplante

5、dnextyear.被动语态的基本结构:be+PP(动词的过去分词)现在进行时:be+Vingbeing+PP(动词的过去分词）Thisquestionisbeingdiscussedatthemeeting.这个问题正在会上讨论.Manytreesarebeingcutdown.许多树正在被砍伐.amisare+被动语态的基本结构:be+PP(动词的过去分词）过去进行时:waswere+Vingbeing+PP(动词的过去分词）WhenIcalled,teawasbeingserved.我来访时,正值上茶之际.WhenIcameback,

6、theboywasbeingbeaten.我回来时,有人正打男孩呢.被动语态的基本结构:be+PP(动词的过去分词）现在完成时:havehas+PPbeen+PP(动词的过去分词）Mycarhasbeenrepaired.2.Thisbookhasbeentranslatedintomanylanguages.3.Manyman-madesatelliteshavebeensentupintospacebymanycoutries.被动语态的基本结构:be+PP(动词的过去分词）过去完成时:had+PPbeen+PP(动词的过去分词）Tom

7、lookedatthelanternsthathadbeenlightedandplacedneartheopening.汤姆望着那些已经点着并放在洞口附近的提灯.Theportieresthathungacrossthefoldingdoorshadbeentakendownforthesummer.折门上面的门帘夏天已经取下来了.被动语态的基本结构:be+PP(动词的过去分词）过去将来时:would+V.be+PP(动词的过去分词）Hesaidthatthebridgewouldbebuiltnextyear.他说这座桥明年将建成.Ano

8、therhalf-hourandalldoorswouldbelocked.再过半小时,所有的门都要上锁.被动语态的基本结构:be+PP(动词的过去分词）情态动词+