现在完成时during用法

元滢郝4909现在完成时中表示肯定能用瞬间动词吗 -
孙歪全13680745853 ______ 终止性动词表示的动作极其短暂,不能持续.因此,不可与表示一段时间的状语连用(只限肯定式).如:(1)他死了三年了.误:He has died for three years.正:He has been dead for three years.正:He died three years ago.正:It is three ...

元滢郝4909since \\in \\during在表示时间时的区别?since \in \during在表示时间时的区别?是加时间段还是时间点?时态是怎么区别的? -
孙歪全13680745853 ______[答案] since:加时间点,一般用现在完成时,since two years agoin:时间段,一般将来时,I will go in two yearsduring:加时间段,时态不定,看语镜,during two yearsPS:since/for可以互换:I have been here since two years ago=...

元滢郝4909during 是什么意思 -
孙歪全13680745853 ______ 介词 :在…的时候; 在…期间,当…之时; 其间 你的采纳我的动力 很高兴能够帮助你

元滢郝4909时间状语含during用什么时态? -
孙歪全13680745853 ______ 都可以 例:I have finished doing all the homework during the holidays. I visited my grandparents during the summer holiday.

元滢郝4909during the past 50 years用于什么时态 -
孙歪全13680745853 ______ during the past 50 years in the the past 50 years in the recent 50 years 都用现在完成时

元滢郝4909“during the last+时间”(如:during the last ten years)这样的形式出现,句子为什么是用现在完成时,而不是过去完成时呢? -
孙歪全13680745853 ______[答案] 就像你举的例子来说,during the last ten years,在过去的十年里,其实这里暗藏着“到现在为止”这个意思.例句:Great changes have taken place in this city during the last ten years.过去的十年里,这个城市发生了...

元滢郝4909如何学好英语语法现在完成时和过去完成时 -
孙歪全13680745853 ______ I had been here for 20 minutes when he finally came, never, before, just, ever, recently, by this time等表示不定过去的时间状语连用.After all these years we've at last paid off all our debts,常与by, before等介词或连接词引入的状语连用.该时态...

元滢郝4909during the last twoyears用于什么时态 -
孙歪全13680745853 ______ 严格来讲应该是现在完成时,指“过去两年以来(到现在)”. 但有些时候用在过去时也属正常,有些人会将之与＂in the last two years＂混淆用. (不好意思,答的时候没有看到楼上的)

元滢郝4909现在完成时怎样使用? -
孙歪全13680745853 ______[答案] 1.现在完成时常用的时间状语有lately,recently,just,already,yet,up to now,till now,so far,to this day,in the past few years/months/weeks/days,over the past few years,during the last three months,for the last few centuries,through centuries,throughout history等. ...

元滢郝4909during the past 50 years用于什么时态 -
孙歪全13680745853 ______ 可以啊 表示经常或习惯性的动作 用一般现在时比较好 用于现在完成时 有点别扭