What Are You Doing?

A: What am I doing?
B: (I am) I'm eating.
A: What is he (What's he) doing?
B: He's (He is) cooking.(pertains to boy)
A: What is she (What's she) doing? (pertains to girl)
B: She's (She is) reading.
A: What are we doing?
B: We are (We're) learning/studying English.
A: What are you doing?
B: (You are) You're watching TV.
A: What are they doing?
B: They are (They're) playing basketball.
A: What is (What's) Tom doing?
B: He is repairing his bicycle.
A: What is (What's) your dog doing?
B: It is (It's) sleeping.