2. Do the waiters arrive at four o’clock? Yes, they do.
3. Do you set the tables? Yes, they do.
4. Do the waiters tidy the kitchen? No, they don't.
5. Does the chef come at half past four? No, he doesn't.
6. Does he prepare the food? Yes, he does.
7. Do many people eat here? Yes, they do.
8. Does the restaurant open at seven o’clock? No, it doesn't.
9. Does the restaurant close at one? Yes, it does.