It is the first time that sb do sth.
It is the first time that sb do sth.
It is /was for the first /second ...time that sb.do /did sth
It is first time that sb.have done sth.
it"s the first time that sb have done sth
it's the first time that与sb is the first to do 的区别
it is sb‘s first time to do sth 同义句
It is high time that sb.should do sth.中的should可省略吗
It is the first ...to do sth.
It is one is first time to do sth造句
it is time for sth.与it is time (for sb.) to do sth.区别
It‘s (high)time (that)sb did sth/sb should do sth什么意思
sb.spends some time doing sth.it is+adj.+for sb.to do sth.it