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1、【精品文档】如有侵权,请联系网站删除,仅供学习与交流瞬间动词到延续性动词的转换.精品文档.延续性动词可直接与表段时间的since,for短语连用。(注:for接表示一段时间的词。如:forthreeyears,foralongtime;since接时间点或过去从句。如:sincethreeyearsago,sincehecametothiscity。) Ihavekeptthebookfortwoweeks.这本书我借了两周了。 在肯定句中,非延续性动词若要与段时间连用,可通过以下几种形式: 1.用状态动词代替非延续性动词或用系表结构代替句中的谓语。常见的转化有:joinbein/amembe
2、rof,beginbeon,leavebeaway(from),diebedead,borrowkeep,buyhave等。例如: Thefilmhasbeenonforanhour.电影已经上演一个小时了。 2.用“.ago”代替原句时间状语。例如: Thefilmhasbeenonforanhour.=Thefilmbegananhourago. 3.用“Its/hasbeen+段时间+since+从句.”代替原句。例如: Tomhashadthebooksincetwoyearsago.=ItstwoyearssinceTomboughtthebook. 1.非延续性动词不能用于“how
3、long.”引导的特殊疑问句中。例如: 误:HowlongmayIborrowthebike?(要将borrow改为keep) 瞬间动词到延续性动词的转换:这里对一些词做一些总结:瞬间动词 可转换的延续性动词(组)arrive be herebegin/start be ondie be deadfall ill/sick/asleep be ill/sick/asleepget up be upgo out be outfinish be overput on wear或be onopen be open(adj.)join be in或bea member ofclose be close
4、dgo to school be a studentborrow keepbuy havecatch(a cold) have(a cold)get to know knowbegin to study studycome to work workget up be upleave beaway from等如:1.He has been a soldier for three years. 他参军三年了。2.His father has been dead for two years.他父亲去世二年了。3.The film has been on for ten minutes. 电影已开始十分钟了。4.We have studied English for three years. 我们学英语已三年了。