What are you doing? — 英语阅读题

Read the passage and answer the question. It is Sunday morning. Mum wants to talk to everyone in the house. She walks to Ben's room and asks, "What are you doing, Ben?" Ben answers, "I'm cleaning my room." Then she goes to the living room. Lily is there. Mum asks, "What are you doing, Lily?" Lily says, "I'm drawing a picture for Grandma." At last, Mum comes to the kitchen. Dad is there too. "What are you doing?" Mum asks Dad. Dad smiles and says, "I'm making lunch for you all!" Question: Mum asks three people "What are you doing?" in the passage. What are their answers? Write down what each person is doing. Ben: ______________________ Lily: ______________________ Dad: ______________________