Put the verbs in brackets into the past simple or the present perfect. 1. A: Do you know that man? B: Oh yes. He's a very good friend of mine. I 1) ...'ve known... (know) him for about ten years. A: I think I 2) … (meet) him at a business meeting last month. 2. A: Mum 1) … (lose) her purse. B: Where 2) … (she/lose) it? A: At the supermarket while she was shopping. 3. A: Who was on the telephone? B: It 1) … (be) Jane. A: Who is Jane? B: Someone who 2) … (work) in my office for a few years. She's got a new job now, though. 4. A: Who is your favourite singer? B: Freddie Mercury. He 1) … (have) a wonderful voice. A: Yes, I agree. He 2) … (enjoy) performing live, too.