1 - 'Why don't you sit down?'
'Why don't you take ?'

2 - You must be brave to admit you are wrong.
It takes to admit you are wrong.

3 - Don't feel offended.
Don't take .

4 - She was surprised by the game result.
She was taken by the game result.

5 - He has always been proud of his son.
He has always taken in his son.

6 - He was so convinced she would marry him that he never bothered to ask
He took it for she would marry him so he never bothered to ask.