相关知识点: 试题来源: 解析 present perfect tense,past perfect tense现在完成时和过去完成时用法的区别在于,看他们有无两个表过去的时间,若有,就用过去完成时!1.现在完成时表示过去发生某动作从过去一直持续到现在(将来还有可能继续下去)...反馈 收藏 ...
past perfect tense (过去完成时 )过去完成时表示一个动作或状态在过去某一时间或动作之前已经完成或结束,也可能是早已完成或结束,即“过去的过去”;也可以指过去的动作延续到过去的某个时刻. 过去完成时由“had +动词的过去分词”构成, had通常用于任何人称.过去完成时主要有以下几点用法 1. 表示过去某一时间或...
简单过去时与现在完成时态-基本英语语法Simple Past vs Present Perfect Tense - Basic English Grammar, 视频播放量 118、弹幕量 0、点赞数 2、投硬币枚数 0、收藏人数 5、转发人数 0, 视频作者 璐璐2182, 作者简介 是非以不辩为解脱,相关视频:现在完成式与简单过去时!
ADAM英语句子分析0014 Present Perfect vs. Past Tense vs. Present Perfect Progressive (prepared by: alexcwlin; edited by: Adam Lam) (某些措辞可能不雅或冒犯, 请读者原谅和自行选择) #0014 Sentence to Ana…
1. 现在完成时用来描述一个从过去开始并持续到现在的事件，可能会继续下去。它通常与时间段“for”或时间点“since”连用。例如：“I have studied English for 3 years.”（我学英语已经三年了。）这里的“studied”表示从过去（三年以前）开始的学习一直持续到现在，并且可能会继续下去。2. 过去完成...
Present Perfect, Past Perfect, and IELTS I have already said thatgrammar is important for IELTS, so you can imagine that knowing the difference between verb tenses like these is necessary if you want a good score. Verb tense can of course affect all four parts of the test (reading, listeni...
76•Unit18:PresentPerfectTensevs.PastTenseUnit18:PresentPerfectTensevs.PastTenseTHEPROBLEMSShehaslivedtherelastyear.Theydidn’tcally..
解析 (2)We use the past perfect tense to show an action that happened before a certain past action or had an effect on the past action. We use the present perfect tense to show an action that happened in the past and still continues to the present or has an effect on the present. ...
I read thestory of the Trojan War last week.Work out the rule We use( the present perfect tense/the simple pasttense)to talk about a past experience which hasa connection to the present.We use( the present perfect tense/the simple pasttense)to talk about a completed action in thepast. ...
完成进行perfect continuous现在完成进行时present perfect continuous过去完成进行时past perfect continuous将来...