It’s been a long time since I’ve had cheesecake.
It's been raining non-stop for three days.
- It has been raining nonstop for three days.
It's never been done before.
- It has never been done before.
I've managed to find the solution to the problem that's been bugging me all day.
This is the best thing that's ever happened to me.
- This is the best thing that has ever happened to me.
You're the best thing that's ever happened to me.
- You are the best thing that has ever happened to me!
... the inner courtyard lined with poor to cause has a mosque in the center ...
... government has treated its people. Uh, for some time now, of course, there have been ...