Составить 4 предложения с be about to, be on the point of

1)I was about to stop that dispute, but I have Changed my mind.
2) I was about to tell all the truth about him.
3) I thought the plane was about to fall down.
4) I was about to cook the dinner, but I found out that mom have cooked it before me.
1) We were on the point of building a new house when we changed our minds.
2)She was on the point of travelling at the countryside.
3)They were on the point of going on a picnic but the weather changed .
4)I was on the point of making a delicious cake that my momlikes to cook for me.