文档介绍：该【英语语法-动词的分类和基本形式 】是由【762357237】上传分享，文档一共【23】页，该文档可以免费在线阅读，需要了解更多关于【英语语法-动词的分类和基本形式 】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。EnglishGrammar-,participles,infinitives,gerunds,-,"write"in"Iwrotealetter.","sleep"in"Isleptwell.","run"in"Iranamarathon.","be"in"Iamhappy.",anditdoesnotindicateanyspecifictime,aspect,"run","eat","write"VerbprototypeExamples:"Iwalkedtothestore."(Pasttense)/"Thebookhasbeenreadbymanypeople."(Pastparticipleinthepassivevoice)Definition:"has/have+pastparticiple".Formation:Regularverbsformtheirpasttensebyadding"-ed"(.,"run->ran").Regularverbsformtheirpastparticiplebyadding"-ed"(.,"run->run").Irregularverbshavedifferentformsforthepasttenseandpastparticiple(.,"write->wrote->written").PasttenseandpastparticipleVSThepresentparticipleisformedbyadding"-ing""is/am/are+presentparticiple".Examples"Iamrunning."(Presentparticipleintheprogressivetense)/"Whenheiseating,heneveranswersthephone."(Presentparticipleintheconditionaltense)DefinitionPresentparticiple