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GrammarandusageUnit3ThepassivevoiceUnit3课件描述：本课件用于辅助牛津高中英语模块四第三单元Grammarandusage教学。Theman_________(call)“Goodhusband”.iscalledThepetdog________________(treat)byveterinary.isbeingtreatedAfrog__________(catch)byabigbirdjustnow.wascaughtam/is/are一般现在时am/is/are+being现在进行时shall/will+be一般将来时have/has+been现在完成时+done+donewas/were一般过去时was/were+being过去进行时would+be过去将来时had+been过去完成时Howcanwechangeasentenceintothepassivevoice?1.Findouttheobjectofthesentenceanduseitasthesubjectofthesentencewiththepassivevoice.2.Decidethetenseofthesentenceandusetherelatedformofitspassive.3.Ifnecessary,use“by”tojointheformersubject,whichshouldbeputintoitsobjectform.Whendoweusethepassivevoice?Manyhouseswillbebuilthere.1.不知道或没必要指出动作的执行者。Thesong“TheEastisRed”waswrittenbyapoorpeasant.2.强调动作的承受者。TheplanwassupportedbythosewhowishedtohavemorechancestospeakEnglish.3.动作的执行者有较长的修饰语。Youarerequestedtoattendthemeeting.4.出于礼貌，不愿意说出动作的执行者。Changethefollowingsentencesintothepassivevoice:1.Allofuslikeher.2.Wearediscussingthequestion.3.Wehaveputoffthemeeting.4.Iwilldevelopmypicturenextweek.Sheislikedbyallofus.Thequestionisbeingdiscussed.Themeetinghasbeenputoff.Mypicturewillbedevelopednextweek.Fillintheblankswiththerightformofthewordsgiven:1.I___________(give)anewbookbymyfatheronmybirthday.2.English___________(find)veryuseful.3.Thework______________(finish)tomorrow.4.Theflowers______________(water)bythemnow.wasgivenisfoundwillbefinishedarebeingwatered5.Therailway________________(build)thistimelastyear.6.Thenewway_______already_________(build).7.Thenewrailway___________(build)bytheendoflastyear.8.Hetoldmethesportsmeeting____________(hold)thenextmonth.9.Rice___________(grow)inthesouthoftheStates.wasbeingbuilthasbeenbuilthadbeenbuiltwouldbeheldisgrownWecanusemodalverbsinthepassivevoicetotalkaboutability,possibility,duty,permission,etc.FirefighterscouldbetrainedusingRealCine.Computerscancalculatethepositionofthevieweratanytime.Thepositionoftheviewercanbecalculatedatanytime.Practice:1.Theviewercantouchtheobjectsinthefilm.2.Theviewermayfeelarealsenseofachievementandhappiness.3.RealCinemightnotimpresssomeviewers.Theobjectsinthefilmcanbetouched.Arealsenseofachievementandhappinessmaybefelt.SomeviewersmightnotbeimpressedbyRealCine.4.TeacherscoulduseRealCineintheclassroomtoo.5.Film-makersshoulduseRealCineforallfilms.6.ScientistsoughttodevelopRealCinefurther.7.Theviewermustwearspecialgloves.RealCinecouldbeusedintheclassroomtoo.RealCineshouldbeusedforallfilms.RealCineoughttobedevelopedfurther.Specialglovesmustbeworn.Homework1.Reviewwhatyouhavelearnedinthislesson.2.FinishC1,C2inWorkbookonpage108.