1. They helped their mother. (sister)
Did they help their mother or sister?
2. She cleaned her room. (the doll's house)
Did she clean her room or the doll's house?
3. He played chess. (tennis)
Did he play chess or tennis?
4. He wanted to be a doctor. (an economist)
Did he want to be a doctor or an economist?
5. They liked the monkeys. (the snakes)
Did they like the monkeys or the snakes?