1. Excuse me. I think that you ARE SITTING in my seat.
2. DO YOU LISTEN to the radio very often?
3. She usually WORKS în the Sale Department, but at the moment, she IS DOING a training course in Bristol.
4. Don't talk to me now. I AM WRITING an important letter .
5. I LEAVE him at 7 o'clock every morning.
6. Jenny WASHES her hair every day.
7. Why DO THEY DRIVE on the left in Britain?
8. It usually RAINS here a lot; it IS NOT RAINING now.