1. Water (boils) at 100 degrees.
2. George (does not go) to the cinema very often.
3. How many languages ( do you speak)?
4. The swimming bath (opens) at 9 o'clock and (closes) at 18:30 every day.
5. What time do (the banks close) in Britain?
6. I have a car but I do not use it very often.
7. How many cigarettes (do you smoke) a day?
8. 'What do (you do)?' 'I'm an electrical engineer.'
9. 'Where (does your father come] from?'