1-I cut myself with a knife.2-I finished the crossword by myself.3-He lives all by himself in that large house.4-She can mend the fridge by herself.5-We went on holiday by ourselves.6-She fell off her bicycle. She hurt herself.7-Sometimes my brother talks to himself when he's alone.8-Don't pay for them. They paid for themselves.9-Jane had dinner by herself.10-Do you go to school by yourself?