英语动词不定式的用法.ppt

该【英语动词不定式的用法 】是由【435638】上传分享，文档一共【24】页，该文档可以免费在线阅读，需要了解更多关于【英语动词不定式的用法 】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。TheusageofinfinitivesinEnglishverbsCATALOGUE目录DefinitionandstructureofinfinitiesThefunctionofinfinityThetenseandvoiceofinfinitiesThenegativeformofinfinitySpecialusageofinfinities01DefinitionandstructureofinfinitiesInfiniteisanon-financialformoftheverbthatfunctionsasanoun,objective,orverbinasenseItisthebaseformoftheverbwithoutanytensionorvoicedistinctionsInfinitiveisusedtoexpressactionsorstatesthatarenotspecifictoanyspecifictimeorsubjectDefinitionofinfinityVSInfiniteinEnglishconstitutionsoftheInfinitemarker"to"followedbythebaseformoftheverbForexample,"torun","toeat","towrite"Someverbs,suchas"be"and"have,"donotusetheinfinitivemarker"to"andareformedas"be,""have."InfinitestructureTheformofinfinityThepresentinfinitiveformisusedtoexpressactionsorstatesthatarecurrentorongingExample:"Iwanttorunamarathon."urredExample:"Shewantedtohavefinishedherhome."ThepresentperfectinfinitiveformisusedtoexpressactionsorstatesthatwereinthepastandcontinueintothepresentExample:"Hehasbeenwantingtotravel."urredbeforeanyotherpastactionExample:"Theyhadbeentoworkontheprojectbeforetheyrealizedthemistake."02ThefunctionofinfinityInfinitiescanbeusedasnounsinEnglish,specificallyintechnicaloracademicwritingForexample,"Theinfinitiveisthebaseformoftheverb."Infinitiescanalsobeusedasthesubjectofasense,asin"eed."NounfunctionInfinitivescanfunctionasobjectivesinEnglish,modifyinganounForexample,"Ihaveadesiretotravel."Here,"totravel"ismodifyingthenoun"desire."Infinitiescanalsobeusedasqualifiers,providingadditionalinformationaboutanounForinstance,"SheisgoodattospeakFrench."AdaptivefunctionInfinitivescanfunctionasadvertisementsinEnglish,modifyingaverb,objective,orotheradvertisementsForinstance,"Sheeatstosurvey."Here,"tosurvey"modifiestheverb"eats."Infinitiescanalsobeusedaspurposeclauses,expressingthereasonforanactionForexample,"Hestudiedhardtogetintomedicalschool."Adverbialfunction