英语语法不定式复习课件知识讲稿.ppt

该【英语语法不定式复习课件知识讲稿 】是由【762357237】上传分享，文档一共【26】页，该文档可以免费在线阅读，需要了解更多关于【英语语法不定式复习课件知识讲稿 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。EnglishgrammarinfinitivereviewcoursewareknowlThedefinitionandformofinfinitiesThefunctionandusageofinfinitiesThedifferencebetweeninfinitiesandgerundThetenseandvoiceofinfinitiesSpecialusageofinfinitiescontents目录01ThedefinitionandformofinfinitiesInfinitiveisthebasicformoftheverb,whichisnotmodifiedbyanytense,aspectorvoiceItisusedasthesubject,pletioninasenseInfinitivecanbeeitheractiveorpassive,dependingonthecontextDefinitionofinfinityVSmonlythesameasthedictionaryform,exceptfortheadditionof"to"infrontoftheverbForexample,"torun","toeat","towrite"Someverbshaveirregularinfinitiveforms,suchas"be"(tobe),"have"(tohave),"do"(todo)TheformofinfinityToformthenegativeformoftheinfinity,"not"isplacedinfrontoftheinfinityverbForexample,"nottorun","nottoeat","nottowrite"Thenegativeformoftheinfinityisusedtoexpressrecruitmentinsenses,suchas"Idon'twanttogo"or"Hedoesn'tliketoswim"Thenegativeformofinfinity02ThefunctionandusageofinfinitiesInfinitiveisthebasicformoftheverbinEnglish,withoutanytension,voice,orpersonalconflictsItcanbeusedasasubject,pletion,orattributeInfinitivecanexpressactionsorstatesofbeingwithoutanytimereference,anditcanalsobeusedasapurposeclausetoexpresstheintentionorpurposeofthesubjectThefunctionofinfinityInfinitivecanbeusedasthesubjectofasense,expressingtheactionorstateofbeingthatsubjectperformanceorisinForexample:"Torunamarathonischallenging."Inthissentence,"torunamarathon"isthesubject,expressingtheactionthatthesubjectperformsTheuseofinfinitiesassubjectsInfinitivecanbeusedastheobjectofaverb,proposition,orobjective,expressingtheactionorstateofbeingthatisperformedonoraffectedbytheobjectForexample:"Shewantstotraveltheworld."Inthissense,"totraveltheworld"istheobjectoftheverb"wants,"expressingtheactionthatshedesirestoperformTheuseofinfinitiesasobjects