Follow Up
To find out more about something, or take further action in regards to it.

Eat Up
When someone consumes all their food.

Come Apart
When something breaks or separates piece by piece.

Come About
When something happens or occurs.

Close Off
To block an entrance or pathway.

Think About
To consider something prior to making a final decision.

Throw Out
When you get rid of something by putting it in a trash can, bin, etc.

Trade In
To exchange something old for something new.

Pull Off
To succeed in doing something difficult or tricky.

Put In
When you invest or make a deposit. In this example, the amount almost always separates the verb.