In one of my novel course books I read that "action" should be atleast 30% of your text and that action should be "shown and not reported, or told." New writers often don't practive the method of showing action and end up drying out their writing by just simply telling what happened.
"John! Put that book away!" This is showing.
She asked John to put the book away. This is telling.
Another tip for better writing is avoiding redundancy, which would be showing and then telling simultaneously.
"John! Put that book away!" After she told him to put the book away, ...
Hope this helps! :D