1. I haven’t got a car at the moment, so I am going by bus to work this week. Present Continuous.2. He was shaving in the bathroom when the telephone rang. Past Continuous, Past Simple.3. He has been doing this work since 9 o\'clock. Present Perfect Continuous.4. She was walking down the street when she met a friend. Past Continuous, Past, Past Simple.5. Look. It is snowing heavily outside. Present Continuous.6. The sun rises in the east. Present Simple.7. My friends have been practicing yoga for about a year. Present Perfect Continuous.8. I have read that book but I don’t like it much. Present Perfect.9. When I came to the airport, I suddenly realized that I had left my wallet at home. Past Perfect.10. A: I have a headache. B: I shall give you an aspirin. Future Simple.