What are you doing? — 英语情景题
题目
Read and complete the dialogue.
Mum: Sam, dinner is ready! Where are you?
Sam: I'm in my room, Mum.
Mum: What are you (1)________?
Sam: I (2)________ drawing a picture of my family.
Mum: Great! But it's time for dinner now.
Sam: OK, Mum. What (3)________ Lily doing?
Mum: She (4)________ washing her hands in the bathroom. Let's eat together!
Sam: All right. I'm coming!