1. What is she doing? She is waiting for the bus.
2. She has waited for the bus many times in her life.
3. She waits for the bus every morning.
4. She waited for the bus 2 days ago and she waited for the bus next day.
5. She was waiting for the bus when I saw her at the bus stop.
6. She will be waiting for the bus again this time tomorrow.
7. She had waited for the bus before she took a taxi.
8. She has been waiting for the bus since morning.
