上交教案范文

上交教案范文 被动语态ZhaoTing TeachingAims:1.passive voice2.The form3.How touse itTeaching DifficultPoints:1.Master thepassive voice2.How touse itTeaching ImportantPoints:1.Master thepassive voice2.How touse itTeaching Procdures:Step1Greeting Step2Lead-in Step3Explaining Step4Grammer被动语态的句子是以be动词+过去分词的形式来表达，如果要特别强调动作或行为的执行者时，句子后面需接by，译为“被（由）”。 1被动语态的句型肯定句主语+be+过去分词+（by）.否定句主语+be not+过去分词+（by）.一般疑问句Be+主语+过去分词+（by）？特殊疑问句疑问词+be+主语+过去分词+（by）？被动语态的时态是由be的时态决定的，be是什么时态，全句就是什么时态，be动词后面的过去分词不变。 一、被动语态的用法1.一般现在时的被动语态构成is/am/are+及物动词的过去分词Our classroomis cleanedeveryday.I amasked tostudy hard.Knives areused forcutting things.2.一般过去时的被动语态构成was/were+及物动词的过去分词A newshop wasbuilt lastyear.Dinosaur eggswere laidlong longago.3.现在完成时的被动语态构成has/have+been+及物动词的过去分词This bookhas beentranslated intomany languages.Many man-made satelliteshave beensent upinto spaceby manycountries.4.一般将来时的被动语态构成will+be+及物动词的过去分词A newhospital will be builtin ourcity.Many moretrees willbe plantednext year.5.含有情态动词的被动语态构成情态动词+be+及物动词的过去分词Young treesmust bewatered often.Your mistakesshould becorrected rightnow.The doormay belocked inside.Your homeworkcan behanded intomorrow.6.现在进行时的被动语态构成am/is/are+being+及物动词的过去分词Uncle Wangis mendingmy bikenow.My bikeis beingrepaired byTom now.They areplanting treesover there.Trees arebeing plantedover thereby them.7.不定式的被动语态to+be+及物动词的过去分词There aretwo booksto beread.There aretwenty moretrees tobe planted. 二、怎样把主动语态改成被动语态?把主动语态改为被动语态非常简单，可以遵循以下几个步骤1.先找出谓语动词；2.再找出谓语动词后的宾语；3.把宾语用作被动语态中的主语；4.注意人称、时态和数的变化。 例1.Bruce writesa letterevery week.A letteris written by Bruceevery week.2.Li Leimended thebroken bikethis morning.The brokenbike wasmended byLi Leithis morning.3.He haswritten twonovels sofar.Two novelshave beenwritten by him sofar.4.They willplant tentrees tomorrow.Ten treeswillbeplanted by them tomorrow.5.Lucy iswriting aletter now.A letteris beingwrittenbyLucy now.6.You mustlock the door whenyou leave.thedoormust belocked whenyou leave. 三、使用被动语态应注意的几个问题1.不及物动词无被动语态。 What willhappen in100years.The dinosaursdisappeared about65million yearsago.2.有些动词用主动形式表示被动意义。 This penwrites well.This newbook sellswell.3.感官动词或使役动词使用省略to的动词不定式，主动语态中不带to，但变为被动语态时，须加上to。 例make somebodydo somethingsomebody+be+made todo somethingsee somebodydo somethingsomebody+be+seen todo somethingA girlsaw mywallet dropwhen she passed by.My walletwas seento dropby agirl whenshepassedby.The bossmade thelittle boydo heavywork.The littleboy wasmade todo heavywork bythe boss.4.如果是接双宾语的动词改为被动语态时，直接宾语(物)作主语，那么动词后要用介词，这个介词是由与其搭配的动词决定。 He gaveme abook.A bookwas givento me by him.He showedme aticket.A ticketwas shownto mebyhim.My fatherbought mea newbike.A newbike wasbought formebymy father.5.一些动词短语用于被动语态时，动词短语应当看作一个整体，而不能丢掉其中的介词或副词。 We cant laughhim.He cant belaugh byus.He listensto theradio everyday.The radiois listenedto byhim everyday.The nurseis takingcare ofthe sickman.The sickman isbeing takencare ofbythenurse.Summary:Today,we havelearned thepassive voice,and itsform,so youmust masterwell.It isvery importantfor youto learnEnglish.Homework:1.Activity book2.practicing Designof Blackboard:被动语态的句型:肯定句主语+be+过去分词+（by）.否定句主语+be not+过去分词+（by）.一般疑问句Be+主语+过去分词+（by）？特殊疑问句疑问词+be+主语+过去分词+（by）Record afterTeaching:本节课的主要