人教版九年级Unit5 Section A Grammar Focus课件（共17张PPT）.ppt

Unit5 SectionAGrammarFocus Isitmadeofsilver ItwasmadeinThailand Whatisthemodelplanemadeof WhereisteaproducedinChina Howisitgrown Itisplantedonthesideofmountains Theyarepickedbyhandandthenaresentforprocessing Readthesentencesbelow payingattentiontotheunderlinedparts PassiveVoice 被动语态 PassiveVoice 结构 be V p p am are is 动词的过去分词 一般现在时的被动语态 一般过去时的被动语态 was were 动词的过去分词 ManypeoplespeakEnglish 主动句与被动句之间的转换 Englishisspokenbymanypeople 主语谓语动词主动语态的过去式宾语 主语谓语动词被动语态的过去分词介词 宾语 主动句变为被动句所遵循的4个步骤 1 把原主动句中的宾语变为被动句的主语 2 把动词变为被动形式即be 过去分词 并注意其人称和数随主语的变化 而动词的时态则保持不变 3 原主动句的主语如需要则放在by后面以它的宾格形式出现 注代词的宾格 如不需要则可省略 4 其它的成分 定语 状语 不变 Peopleplayfootballallovertheworld 2 TheoldmanonTVtellsastoryonSunday 3 Studentslistentothekindteachercarefully Footballisplayedallovertheworldbypeople AstoryistoldbytheoldmanonTVonSunday Thekindteacherislistenedtobystudentscarefully 把下列的主动句变为被动句 1 Sunglasses use forprotectingpeople seyes 2 Apicture put upontheblackboard 3 French speak inFrance areused isput isspoken 用所给动词的正确形式填空 1 TeaisgrowninSouthChina 改为主动语态 People inSouthChina 2 Peopleusemetalformakingmachines 改为被动语态 Metal makingmachines grow tea 按要求改写下列句子 一空一词 is used for 1 Cotton 棉花 inthesoutheastofChina A isgrownB aregrownC growsD grow2 TheGreatWall allovertheworld A knowsB knewC isknownD wasknown A 选择正确答案 C 3 Insomepartsoftheworld tea withmilkandsugar A isservingB isservedC servesD served4 Doyouoftencleanyourclassroom Yes Ourclassroom everyday A cleanB cleansC iscleanedD iscleaning B C 主动语态变为被动语态的注意事项 含有双宾语 即直接宾语 常指事物 和间接宾语 常指人 的句子 每个宾语都可变为被动语态的主语 即其被动语态有两种形式 但多以间接宾语作主语 Jacktoldusthetruth WeweretoldthetruthbyJack Thetruthwastold to usbyJack Hepassesmethefootball 改成被动语态 I thefootballbyhim Thefootball mebyhim am passed is passed to 动词的主动形式表示被动之意1 系动词无被动语态 以主动形式表示被动之意 常见的系动词有 be动词 look seem appear feel sound smell taste等Itsmellsterrible 2 下列动词 词组 没有被动式 happen takeplace breakout belongto cost takeAnaccidenthappenedyesterday 注意 3 不及物动词sell wash read write open close shut lock wear等 常用主动形式表示被动意义 Thisbooksellswell 这本书畅销 Thekindofclothwasheswell 这种布很容易洗 4a 1 Childenunder18 towatchthisshowwithouttheirparents 2 We bythebossonthelastFridayofeachmonth 3 A Whatlanguage inGermany B MostpeoplespeakGerman butmanycanspeakEnglish too 4 Mostoftheearth ssurface bywater 5 Theclassroom bythestudentseveryday arenotallowed arepaid isspoken iscovered iscleaned 4b 1 Theteaisplantedonthesidesofmountainsbyfarmers 2 Thebestmaterialsareusedbythisshoptomakedresses 3 Manytrafficaccidentsarecausedbycarelessdriving 4 Lettersandpostcardsarebroughttopeople shomesbythepostman 5 Thissilverplateisnotusedveryoftenbyourfamily Thissilverplateisnotusedbyourfamilyveryoften Languagepoints 1 becoveredby由 覆盖2 German Germans 德国人3 materialn 可数名词 材料stuff n 材料 填充物 不可数名词 4 onthesurface表面上 。