He's never told a lie.
- He has never told a lie.
He's been teaching for 20 years.
- He has been teaching for 20 years.
He's not rich, but he's happy.
- He is not rich, but he is happy.
He's used to speaking in public.
- He is used to speaking in public.
... however in recent years there has been a renewed willingness to preserve the ...
... Has a high rating. ...