Составте по 3 простых предложения со словами whoever и whenever

1. Whoever could that be phoning at this time? 2. There\'s a reward for whoever finishes first. 3. I don\'t want to see them, whoever they are.

1. She goes to the opera whenever she can. 2. You can ask for help whenever you need it. 3. It\'s not urgent - we can do it next week or whenever.