灵鹊做题网it is/has been+时间段+since since后面接完成时还是一般过去?
来源：学生作业帮 编辑：灵鹊做题网作业帮 分类：英语作业 时间：2024/04/29 21:26:54
it is/has been+时间段+since since后面接完成时还是一般过去?
求例子详解!拜谢~
求例子详解!拜谢~
用一般过去时
例如：
It has been a while since the last time I saw you.
有好一阵子没见你了.
It has been a few decades since the computer came into being.
自从计算机问世以来已经有几十年的时间了.
It is years since I enjoyed myself so much.
我多年都没有这么高兴了.
It is five years since the boy was a Young Pioneer.
这个男孩不当少先队员已经五年了.
例如：
It has been a while since the last time I saw you.
有好一阵子没见你了.
It has been a few decades since the computer came into being.
自从计算机问世以来已经有几十年的时间了.
It is years since I enjoyed myself so much.
我多年都没有这么高兴了.
It is five years since the boy was a Young Pioneer.
这个男孩不当少先队员已经五年了.
it is/has been+时间段+since since后面接完成时还是一般过去?
It is\has been+时间段+since+一般过去式=时间段+（）+since+一般过去式
it is + 时间段 + since…和It has been+ 时间段 + since的问题
造句it has been +时间段+since从句
it is 时间段since从句和it has been时间since从句的区别
It is five years since my father___?后面是用has been dead还是died?
关于It is /has been +时间 since +过去时 表达两种意思的问题
It is +时间段+since=?
It is/has been + since sb +
it is 时间段since从句和it has been时间since从句的区别两者可以互相转换吗,英语专业人士来.
it has been since.用法
it is two years since I came here还是it has been two years sin