1. highlight the words or section of text that you want to cut. Do this with your mouse or use keyboard command.
2. with the words highlighted, press 'Ctrl' key on keyboard and at the same time, press 'x' key. that should cut the words and copy them to your clipboard.
3. to paste the words to where you want to paste them, press 'Ctrl' key and at the same time, press 'v' key. that should paste the words to your chosen location.