How to cut and paste

Hold your finger down over a word. After a few seconds you should see a blue bubble pop up. One of the choices you'll have is to select or select all. Depending you can choose to select all, or maybe just select. It should hilight a word or two. If it's not what you want chosen, you'll see little handlebars/tabs that you can drag to select what you want.

You'll then see the option to copy or cut or others.

Choose copy

Then navigate to where you want the words to go, Hold your finger down for a few seconds and you should see the option to paste. It will then deposit your chosen words.