1. My sister is a nurse in a hospital. She leaves (Present Simple) home at 7 am.
2. When my grandad was young, he was (Past Simple) a police officer. He drove (Past Simple) a police car.
3. What is Alice interested (Present Simple) in? — Theatre. She goes to the theatre every weekend.
4. Where are the boys? — They are repairing (Present Continuous) my computer in the living-room.
5. The new engineer has already done (Present Perfect) a lot of work.
6. I'm afraid I won't finish (Future Simple) this work tomorrow.
7. Has the postman come (Present Perfect) yet? — No, I think he'll come in the afternoon.