Where have you been? Have you been playing tennis?
Look! Somebody has broken that window.
You look tired. Have you been working hard?
Have you ever worked in a factory? 一 No, never.
Jane is away on holiday. 一 Oh, is she? Where has she gone?
My brother is an actor. He has appeared In several films.
Sorry I’m late. 一 That’s all right. I haven’t been waiting long.
Is it still raining? 一 No, it has stopped.
I have lost my address book. Have you seen it anywhere?
I have been reading the book you lent me but I haven’t finished it yet.
I have read the book you lent me, so you can have it back now.
