现在进行时be+v.-ing — 英语情景题

Read and complete the dialogue. Sam: Hi, Lily! What are you (1)________? Lily: I'm (2)________ (draw) a picture of my family. Sam: Is your brother (3)________ (play) football with you? Lily: No, he (4)________. He's (5)________ (do) his homework now. Sam: What about your mum? Is she (6)________ (cook) dinner? Lily: Yes, she is. Dinner smells good!