九年级英语全册 Unit 6 When was it invented Grammar Focus课件 （新版）人教新目标版.ppt

Unit6,SectionAGrammarFocus,一般讲，被动语态可用于英语的各种时态。为了能准确地运用被动语态，重点是要掌握be动词的各种时态变化。各种时态的被动语态举例如下：,被动语态(PassiveVoice),结构:be+V-p.p.,am/are/is+动词的过去分词,was/were+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:,eg:Hisdeskwascleanedjustnow.Thestationwasbuiltin1928.,ManypeoplespeakEnglish.(主动语态),Englishisspokenbymanypeople,Theboybrokethewindowyesterday.(主动语态),Thewindowwasbroken(bytheboy)yesterday.,Weboughtsomebooks.,主动句与被动句之间的转换,Somebookswerebought(byus),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,Whenwasthecarinvented?Itwasinventedin1885.Whoweretheyinventedby?TheywereinventedbyJulieThompson.Whataretheyusedfor?Theyareusedforseeinginthedark.,Readthesentencesandpayattentiontotheunderlinedparts.,Howdeliciousthesoupis!Whocookedit?,ItwascookedbyMom.,Howcleantheclothesare!Whowashedthem?,Theywerewashedby,2.Somebodystolemycamerafrommyhotelroom.,Mycamerawasstolenfrommyhotelroom(bysomebody).,3.Wheredidyoutakethesephotos?,Wherewerethesephotostaken?,4aRewritethesentencesusingthepassivevoice.,4.Ourparentsadvisedusnottogooutalone.5.Differentwriterstranslatedthebookintodifferentlanguages.,Wewereadvisedbyourparentsnottogooutalone.,Thebookwastranslatedintodifferentlanguagesbydifferentwriters.,4bCompletethesentenceswithcorrectformsoftheverbsinthebox.Thekeys,wereinvited,werebrought,waslocked,rang,weretold,broke,wereeaten,liked,4cWritethecorrectformsintheblanks.Thekeys,wasinvented,wasborn,worked,learned,wasinvented,wassaid,isused,将下列各句改为被动语态Hesavedalotofmoneythissummer.2.Wespendlargesumsofmoneyeachyearinpaintingthesteelworkofbridges.,Alotofmoneywassa