英语语法求救it is .since.it is .before.这两个句型分别表示的是什么意思?能分析下它们接的句子通
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英语语法求救
it is .since.
it is .before.
这两个句型分别表示的是什么意思?
能分析下它们接的句子通常是什么时态?
it is .since.
it is .before.
这两个句型分别表示的是什么意思?
能分析下它们接的句子通常是什么时态?
it is .since.(since在这作介词)意思是:自从...之后...与现在完成时、过去完成时,一般现在时的主句连用
例1:It is the first time i have visited Beijing since i came to China .
这是来到中国后第一次去北京.
例2:It was the first time i had had visitors since i had moved to London .
那是我搬到伦敦之后第一次有人来看我.
例3:It is twenty years since l have seen her .
自从上次见到她之后我已经20年没见到她了.
it is .before ...(before 在这作介词)意思是:过了多久才...我觉得它可以与过去时、将来时的主句相连
例1:It will be many years before the situation improves.
需要过很多年这种状况才可以得到提高.
例2:It was some time before i realized the truth .
过了很长时间我才悟出真相.
例1:It is the first time i have visited Beijing since i came to China .
这是来到中国后第一次去北京.
例2:It was the first time i had had visitors since i had moved to London .
那是我搬到伦敦之后第一次有人来看我.
例3:It is twenty years since l have seen her .
自从上次见到她之后我已经20年没见到她了.
it is .before ...(before 在这作介词)意思是:过了多久才...我觉得它可以与过去时、将来时的主句相连
例1:It will be many years before the situation improves.
需要过很多年这种状况才可以得到提高.
例2:It was some time before i realized the truth .
过了很长时间我才悟出真相.
It is+since+ 句型的问题如题
句型 it is ...since it has been .since 还有意思一样的么?还有下面这道题
it is some time before与it is some time since 的区别是什么,请举例说明,
it is + 一段时间 +since 和 it is + 一段时间 + before的区别
It is +一段时间+since+从句 和 before
It is ...+ since ...与It has ...+since ...的区别?
关于It is/was...when...that...的句型分析
英语翻译帮忙分析一下这句话的句型,尤其是后一句,it is ,full,also,两个of 的用法什么的~
It is/has been…since… It was/will be…before… 这两个句
it was 和it is +before这两个的时态要注意吗
it is ...since it was...before 一定是过去式吗?
It is/has been +时段+since从句 It was/be+时段+before从句 用些这英语句型造个句