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...
往能记认对手时及与外际据来何世联present perfect tense,past perfect tense往能记认对手时及与外际据来何世联两者的用法,用中文答往能记
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…
We form the present perfect with the verb 'have' and the past participle of the main verb. So the main verb here is 'achieve' and 'have' is an auxiliary or help verb. 我们用动词 have 和主动词的过去分词构成现在完成时。所以这里的主动词是 achieve,而 have 是助动词或辅助动词。 It helps...
小学英语课件 Present perfect tense or Past tense Warmupgame PresentperfecttenseorPasttense?•Ms.HohastravelledtoJapanseveraltimes.•ShetravelledtoJapanafewyearsago.•IstudiedJapaneselastmonth.•IhavestudiedJapaneseforonemonth.•Jonathanhaswrittentwentybooks.•Hewrotetwentybooks.•Shearrivedate...
【题目】Put the verb in the present perfect tense or simple past tense.(用所给词的现在完成时或一般过去时填空。6 The weather(not/be) very good the day before yesterday.7 My hai is still very wet. I(just/wash)it.8 I (clean) the floor before having brcakfastthis morning.9 Kathy ...
Finish the sentences with the Present Perfect Tense or the Past Tense. Then choose the correct ones.T=1/2A+F⋅AI in Chin a for six years. A.I still live in China. B.I do not live in Chin a now.∵Ben karate since 2015. A.He still does karate. B.He does not do karate now...
现在完成时表示过去发生或完成的某一动作对现在造成的影响或结果 过去时仅仅陈述事情发生在过去。例如： I have finished my homework. 我已经完家庭作业了（比方说，你妈妈叫你别看电视了，去做作业。你用现在完成时对你妈说这句话，潜在标达，我完成家庭作业了，我现在可以看电视。 这是你完成家庭...
76•Unit18:PresentPerfectTensevs.PastTenseUnit18:PresentPerfectTensevs.PastTenseTHEPROBLEMSShehaslivedtherelastyear.Theydidn’tcally..
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...