人教版英语九年级全册Unit 5 Section A Grammar Focus~4c 课件

SectionAGrammarFocus~4cUnit5

Whataretheshirtsmadeof?Attheendoftheclass,weareableto:

1.masterthestructureofthepassivevoiceinthesimplepresenttense,theusageofthepassivevoice,andthetransformationbetweentheactivevoiceandthepassivevoice;2.usepassivevoicetodescribethingsthathappenindailylife.LearningObjectivesActivevoicePassivevoiceWatchthevideoandsharewhatyoufindfromit.WarmingUpLookatthechartandfindpassivevoice.Areyourshirtsmadeofcotton?Yes,theyare.AndtheyweremadeintheUS.What’sthemodelplanemadeof?It’smadeofusedwoodandglass.WhereisteaproducedinChina?It’sproducedinmanydifferentareas.Howisteaproduced?Teaplantsaregrownonthesidesofmountains.Whentheleavesareready,theyarepickedbyhandandthenaresentforprocessing.ActiveVoice：PeoplegrowteainHangzhou.PassiveVoice：Teaisgrown(bypeople)inHangzhou.

ThepassivevoiceofthesimplepresenttensePresentation被动语态(一)概念：英语中动词有两种语态：主动语态和被动语态。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。e.g.PeoplegrowteainHangzhou.Teaisgrown(bypeople)inHangzhou.

(二)构成：被动语态由“be＋及物动词的过去分词”构成，其中be有人称、数和时态的变化。e.g.Iamoftenaskedthequestionsbymypupils.

You

aren’tallowedtotakephotos.(三)主动语态变为被动语态的方法第一步:将主动语态的宾语改为被动语态的主语；第二步:将主动语态的谓语改为“be+及物动词的过去分词”结构；第三步:将主动语态的主语改为介词by的宾语，放在谓语之后(有时可省略)。I

amoftenaskedthequestionsbymypupils.

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askmequestions.

1.WeusuallyusecomputerstosearchforinformationontheInternet.

(改为被动语态)Usuallycomputers_____________tosearchforinformationontheInternet_____________.areusedInstantTrainingbyus(四)被动语态的用法1.不知道或不必提及动作的执行者e.g.Thefirstelectricrailwaywasopenedin1890.第一条电气铁路是在1890年开通的。2.强调动作的执行者e.g.Thebeautifulhatwasgivenbymygrandmother.这顶漂亮的帽子是我奶奶给我的。3.强调动作的承受者e.g.TheTVwasinventedafterthecar.电视是在汽车之后发明的。4.动作的执行者是无生命的事物e.g.Thebridgewaswashedawaybyflood.

桥被洪水沖走了。5.常用于陈述客观事实，一般用在科技文章或新闻报道中e.g.Moreresearchneeds

tobedone,ifthisproblemistobesolved.如果要解决这个问题，仍需做更多的研究工作。6.部分动词短语/句型在习惯上只用于被动语态e.g.Theroadiscoveredwithsnow.马路被雪覆盖着。句式结构例句肯定句主语+am/is/are+过去分词+其他.Chineseisspokenbymanypeople.否定句主语+am/is/are+not+过去分词+其他.Theyaren’tallowedto

gointothehouse.一般现在时的被动语态的句子类型句式结构例句一般疑问句及回答Is/Are+主语+过去分词+其他?肯定回答:Yes,主语+is/are.否定回答:No,主语+isn’t/aren’t.—

IsthecarmadebyaGermany?—

Yes,itis./No,itisn’t.特殊疑问句特殊疑问词+一般疑问句Whataretheshirtsmadeof?一般现在时的被动语态的句子类型4a

Completethesentenceswiththecorrectformsoftheverbsinbrackets.1.Peopleunder18________________(notallow)todriveinChina.2.We_________(pay)bythebossonthelastFridayofeachmonth.3.A:Whatlanguage__________(speak)inGermany?B:MostpeoplespeakGerman,butmanycanspeakEnglish,too.4.Mostoftheearth’ssurface___________(cover)bywater.5.Theclassroom____________(clean)bythestudentseveryday.

aren’tallowedarepaidisspokeniscoverediscleanedPractice4bRewritethesentencesusingthepassivevoice.

1.Farmersplanttheteaonthesidesofmountains.______________________________________________________________2.Thisshopusesthebestmaterialstomakedresses.______________________________________________________________3.Thejudgepunishedthecarelessdriverforthetrafficaccident.______________________________________________________________Theteaisplantedonthesidesofmountainsbyfarmers.Thebestmaterialsareusedtomakedressesbythisshop.Thecarelessdriverwaspunishedbythejudgeforthetrafficaccident.punish/ˈpʌnɪʃ/v.4.Thepostmanbringslettersandpostcardstopeople’shomes.______________________________________________________________5.Ourfamilydoesnotusethissilverplateveryoften.______________________________________________________________Lettersandpostcardsarebroughttopeople'shomesbythepostman.Thissilverplateisnotusedveryoftenbyourfamily.一、根据汉语意思完成句子。1.这些饺子是手工制作的。Thesedumplings_________________________.2.在森林里不允许吸烟。Smoking______________intheforest.3.他经常被看到帮助别人。Heisoften_____________helpothers.4.奥运会每四年举办一次。TheOlympicGames______________everyfouryears.aremadebyhandisn’tallowedareheldseentoInstantTraining4cAskfiveclassmatesaboutsomethingtheyarewearingorhaveintheirschoolbags.Thelistofwordsbelowmayhelpyou.

pencil,jacket,sweater,T-shirt,shoes,cap,gloves,ring...What’syourpencilmadeof?It’smadeofwood.Wherewasitmade?ItwasmadeinShanghai.ProductionCharityactivities_____________________________.(plan/tohelpthepoor)Leaflets___________________________________________________________.(hand

out/topeopleinthestreet/volunteers).areplannedtohelpthepoor.arehandedouttopeopleinthestreetbyvolunteers.一、完成句子。ExercisesToysandCDs_________________________.(sell/toraisemoney)aresoldtoraisemoney二、把下列主动语态的句子变为被动语态，或把被动语态的句子变为主动语态。1.(2024江苏改编)The2023AsianGamesusedroboticdogsasvolunteersforthefirsttime.____________________________________________________________________________________________________________________________2.