Name the tense of each of the verbs in the following sentences.

1. The river flows under the bridge.
2. I will answer the letter this afternoon.
3. It has been raining all day.
4. I had finished when he came.
5. I have lived here for six years.
6. By this time tomorrow I will have reached my home.
7. He said he had finished his work.
8. I will be flying to Singapore at this time tomorrow.
9. I was having a bath when the phone rang.
10. We have been waiting for the bus since 4.30.