Ответ:

1. Have the top musicians been studying for many years?  

2. What's going on? I hope you haven't touched my things!  

3. It's a small business, so each person does lots of different things.  

4. Is Christine listening to the radio, or is that the TV I can hear?  

5. I usally buy a special ticket each week for the bus because it's cheaper.  

6. Our washing machine starts when you press this button.  

7. How's the match going? Is our team winning?  

8. Many people enjoy spending time on the beach on holiday.