borrow / lend→keep, buy→have, finish / end→be over, arrive /come / go / move / reach /get to→be in /at / be here /be there, begin / start→be on , open→be open , close→be closed, die→be dead , leave→be away(from),go to school→be in school / be a student, ...
三现在完成时态中可以和表示一段时间状语forsincehowlongalloneslife连用的动词必须是表示延续的情况或动作的动词即延续性动词 现在完成时(The present perfect tense)的用法小结 一、构成:助动词have / has+p.p(动词的过去分词) 二、用法:现在完成时既涉及过去,又联系现在。用法一:表示过去发生或已经完成的某一...
2.现在完成时的否定结构 主语+ haven't /hasn't + 动词过去分词 … eg:I haven't seen you for a long time 3.现在完成时的一般疑问结构 Have/Has + 主语 +动词过去分词…? eg:Have you been to Tibet? 4.现在完成时特殊疑问句结构 特殊疑问词+ have/has + 主语 + 动词过去分词…? 5.Example &...
Use the simplepresent tenseof the verbs in brackets. 用括号里的动词的一般现在时形式. 期刊摘选 Think about your goals in thepresent tenseand imagine that you have already achieved them. 想想你现在的目标,想象你已经实现了它们. 期刊摘选 His speech to the assembly referred to the Soviet Union in...
Present perfect tense Form: have/has done… 通常使用现在完成时的几种情况: 1 表示发生在过去对现在仍有影响的动作。 I have read the book. 2 表示过去发生一次或多次的动作。 We have all played football. 3 表示过去开始的动作一直延续到现在,只 能用于某些带有延续意义的动词,常与 for, since, so ...
现在完成时就是由have /has +P.P.(动词过去分词) 构成的。主语是第三人称或是单数时，就用has，否则用have了。“除了这些，英文总共是分几个part?” 这句话要好好表达下，看不懂！
Present perfect tense 1.present perfect-form The present perfectof any verb is composed of two elements :the appropriate of the main verb is base+ed :played,arrived,looked, for regular verbs ,see the table of irregular verbs in the section called verbs: ...
Present perfect tense (现在完成时) 项目 内容 备注 概念 ◇表示一个过去发生的动作对现在产生的结果和影响。(有的语法书上称之为现在完成时的“完成用法”。) Eddie has eaten my food. (Eddie ate the food and now Hobo has nothing to eat.) ...
谈论发生在最近的过去的一个事件Used when speaking about an event that happened in the recent past(e.g. I have studied night after night for this test). 现在完成进行时 Present Perfect Progressive Thepresent perfect progressive tenseis used to describe an action that: ...
英语知识点：现在完成时（PresentPerfectTense）一、基本概念现在完成时是英语中一种常用的时态，用来表示动作或状态从过去某一时间开始一直持续到现在，或者对现在产生影响。其结构为：主语+have/has+过去分词（PastParticiple）。二、结构与构成1.肯定句-主语+have/has+过去分词-例句：Ihavefinishedmyhomework.（我已经...