第十师煤矿中学.ppt

第十师煤矿中学,曹红,九年级英语专项语法复习,-被动语态(thepassivevoice),英语动词两种语态：主动语态和被动语态,当我们不知道谁是动作的执行者。或者只需强调动作的承受者时，要用被动语态。,被动语态的基本结构,动作的承受者+be+ved(动词过去分词）+(by+动作执行者),典型题例例1将下列句子改为被动语态：wecleanourclassroomeverydayOurclassroomiscleaned(byus)everyday在改写中应注意：1,把原来的宾语提到前面做被动语态的主语2，把动词变成“be+ved(动词过去分词）”3,主动语态中的主语变为介词by的宾语,各种时态的变化,例2NowEnglish-bymoreandmorepeopleallovertheworld.A.speaksB.isspokenC.wasspoken一般现在时的被动语态动作的承受者+am/is/are+ved+by+动作执行者例3Thelostboy-atthestreetcornerlastnight.A.wasfoundB.isfoundC.waslookedfor一般过去时的被动语态动作的承受者+was/were+ved+by+动作执行者例4Moreman-madesatellites-inthefuture.A.willsendupB.willbesentupC.aresentup,各种时态的变化,一般将来时的被动语态动作的承受者+will+be+ved+by+动作执行者动作的承受者+begoingtobe+ved+by+动作执行者例5Threebridges-sincelastyear.A.havebuiltB.werebuiltC.havebeenbuilt现在完成时的被动语态动作的承受者+have/hasbeen+ved+by+动作执行者例6Flowers-everydayA.hasbeenwateredB.shouldbewateredC.shouldwater含有情态动词的被动语态动作的承受者+情态动词+be+ved+by+动作执行者,被动语态中特殊情况,例7Wegavehimsomebooks.-Hewasgivensomebooks(byus)-Somebooksweregiventohim(byus)带有双宾语（宾语既有人又有物）的被动语态1.将间接宾语（人)变为主语，直接宾语（物）不变2.将直接宾语（物）变为主语，一般要在间接宾语前加介词to或for例8Goodmedicine-bittertothemouthA.tastesB.IstastedC.taste例9Thispen-wellA.issoldB.SellC.Sells,被动语态中特殊情况,感官动词（feel,smell,look,taste,sound)和sell等动词用主动语态表被动例10Manypeople-duringtheearthquakeinMay2008A.werediedB.deadC.diedHappen,last,die等动词不使用被动例11Theman-cleanthetoiletbecausehe-rubbishoutwhenthepolicewalkedpastthepark.A.wasmade,wasseentothrowB.wasmadeto,wasseenthrowingC.made,saw,被动语态中特殊情况,主动：see/hearsbdosth被动：beseen/heardtodosth主动:see/hearsbdoingsth被动:beseen/hearddoingsth主动:have/make/letsbdosth被动:behad/made/lettodosth例12Childrenshould-A.takegoodcareofB.betakengoodcareofC.betakengoodcare固定短语的被动语态不应去掉后面的介词或副词,被动语态中特殊情况,例13Yourdesk-A.needrepairB.needsrepairingC.needstorepairNeed,allow可用-ing形式表示被动needtobedone=needdoingbeallowedtodo=allowdoing,Practisemakesperfect熟能生巧,Writing:写作根据提示写一篇以Howtoplantatree?为题目的短文，要求内容齐全，上下文连贯，尽量使用被动语态，80词左右。1.树要在春天种:beplanted2.树坑要挖得够大，但不要太深：hole,bedug,bigenough,toodeep3.把树放进坑里，扶直：