Who, which, whose and that Aufgabe von Jolina: 1. John Dunlop invented a better tyre -> J. D. is the man who invented a better tyre (Reifen) 2. A coat keeps you warm in winter -> A coat is a thing that / which keeps you warm in winter 3. A doctor helps sick people -> A doctor is a person who helps the sick people. 4. Sharks live in the sea -> Sharks are animals which / that live in the water 5. A nurse works in a hospital -> A nurse is a person who works in the hospital. 2) 1. Ella's mother is a doctor -> I have a friend whose mum is a doctor 2. Sarah's father is an actor -> I have a friend whose father is an actor 3. Pia's brother is a baker -> I have a friend whose brother is a baker. 4. Jacob's father is a builder -> I have a friend whose dad is a builder 5. Finn's sister is an engineer -> I have a friend whose sister is an engineer. Is this right?