It's - keep
- It's (just) not cricket!
 - It's a bit steep!
 - it's a crying shame
 - It's a crying shame!
 - It's a dog's life.
 - It's a fair cop.
 - It's a free country!
 - It's a long story.
 - It's a small world.
 - it's a wonder
 - it's a wrap
 - it's about time
 - it's all (that) (someone) can do (to do something)
 - It's all go.
 - It's all Greek to me.
 - It's all over bar the shouting.
 - it's all systems go
 - It's all the same to me.
 - It's an ill wind (that blows nobody any good).
 - It's breaking my heart!
 
- it's curtains
 - It's different strokes for different folks.
 - it's do or die
 - It's do or die.
 - it's early days
 - it's early days yet
 - It's easy to be wise after the event.
 - It's every man for himself.
 - It's feeding time at the zoo!
 - it's funeral
 - it's high time
 - It's just one of those things.
 - It's just one thing after another!
 - It's more than my job's worth.
 - It's no good crying over spilt milk.
 - It's no skin off my nose.
 - it's no skin off nose
 - it's no skin off your nose
 - it's no use
 - It's no use crying over spilt milk.