It is Sunday morning. Su Hai and Su Yang are at home. They are doing housework. They telephone is ringing.
Su Hai: Hello.
Nancy: Hello. Is that Su Hai?
Su Hai: Yes. Hi, Nancy.
Nancy: Hi, Su Hai. Are you free now?
Su Hai: No. We're doing housework.
Nancy: What are you doing?
Su Hai: I'm sweeping the floor.
Nancy: How about SU Yang? What is she doing?
Su Hai: She's cleaning the windows.
Su Hai: What are you doing, Nancy?
Nancy: I'm doing my homework. Can you come and help me with my Maths?
Su Hai: Sure. How about this afternoon?
Nancy: OK. See you this afternoon.
Su Hai: See You.
B Look, read and lean.
Stand
Sit
Sleep
Jump
Run
Walk
Sweep the floor
Clean the windows
Wash clothes
E: Act and guess
What am I doing? Guess!
You're sweeping the floor.
Sorry. You're wrong. I'm playing the guitar.
What am I doing? Guess!
You're singing.
Yes. You're right.