what it's been it's 又是什么的缩写?

what it's been it's 又是什么的缩写? what it's been like it's 是什么的缩写? It's been awhile. it's been coverd.. What is it?|It's . It's no use regretting what has been done. it's okey to grieve for what could have been? what a day it's been忘了说了 后面是感叹号what a day it's been What's it called? What's it like? what's it what's in it? what's it about what's it what's in it what's it for? what's on it It's been a while