this is the first time 后加什么时态
this is the first time 后加什么时态
it is the first time应该加什么时态?
this is the first time 后加什么时态 以及其他这类的词的用法拜托各位了 3Q
by the time后加什么时态
There is a time when 和it is the first time后的句子是用什么时态?
the first time 后的时态要求?
the first time 后接的时态
this is the first time this was the first time 怎么用,有什么区别?
This has been the first time与this is the first time有什么区别
It is(was) the first time后的从句只能用完成时态吗?
it is/was the first time +that+clause中从句用什么时态?
the first time和 for the first time分别用什么时态?