It is ...+ since ...与It has ...+since ...的区别?
It is ...+ since ...与It has ...+since ...的区别?
为啥it is some time since与it has been some time since没区别
it is 时间段since从句和it has been时间since从句的区别
为啥it is some time since与it has been some time since没区别谢谢了,
it is some time since+...与it has been some time since+...什么区
It is /was +时间+ since… 其中is has been was had been.与强调句的区别
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 + 时间段 + since…和It has been+ 时间段 + since的问题
it is some time before与it is some time since 的区别是什么,请举例说明,
It is/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 is +一段时间+ since