learn的完成时态,现在完成时learn变成什么

learn的完成时态,现在完成时learn变成什么

变化形式：Has, had, having 功能：​ 1,帮助构成完成时态​ ​ I have studied English for 3 years. be, do, have可作实义动词又可作助动词分类例句词义词性及作用beI am a stuHave; surfed; have surfed 析：据yet 和before 可知，应用现在完成时，故1 题选D,2 题选D。二)当句中有"for +段时间"或"since +点时间"等时，主句常用现在完成时，谓语动

learn [lɜːrn] v. 学习，学会；得知，获悉；背熟，熟记；韦伯字典解释：to gain knowledge or skill by studying, practicing, being taught, or experiencing something 通过学learn的现在完成时的变法 learn的现在完成时：have/has learned have learned的用法 1. You are merely reciting facts that you have learned by rote.你只是

≥▂≤ learn的现在完成时大家只知道learn是学***的意思，却不知道怎么变。下面是xx为你整理的的变法，期望大家喜爱！的变法have/haslearned havelearned的使用方法6过去将来时：ShetoldmeshewouldlearnLessonTwonextweek. 7将来进行时：Iwillbeleaninghowtoswimwithmyuncleatthistimetomorrow.追答8过去将来进行时：Hesaidhewouldbelearning

现在完成时是：have learned/learnt 过去完成时：had learned/learnt现在完成时《have(has)+过去分词》有以下的用法：结束、结果：表示现在刚完成的动作.继续：表示过去继续到现在的动作或状态.经验：表示过去某时到现在的经验.1 结束、结果I have read t

现在完成时态presentperfect GrammarFocus HaveyoureadLittleWomenyet?Yes,Ihave./No,Ihaven't.HasTinareadTreasureIslandyet?Yes,shehas.Shethinksit'sfantastic.Haveyoudecidedwhichbooktowritelearn 有完成时，have/had learned,没有having learned 这个说法完成时举例I have learned 2000 words