1 Do you remember it's my birthday today.Kate: I’m sorry, but I’m really busy!Bill: What (2) are you doing?Kate: You know, I (3) am decorating my room!Bill: Really? are you going to do it alone ?Kate: No, my friends (5) are going to help me!Bill: Pardon? I (6) …can't hear you well! What’s that noise?Kate:Oh, it’s a vacuum cleaner! They (7) are painting the walls! I have never (8) done it like that, but they do! I am so sorry, Bill, I can’t go with you!Bill: Never mind. I (9) understand.