Помогите пожалуйста. Choose the right answer.
1. While my friend (fished, had fished, was fishing), I was watching the birds.
2. When we got up the sun (already rose, had already risen, has already risen).
3. When we entered the hall the music (was playing, played, had played) loudly.
4. I (had come, was coming, came) home early yesterday.
5. They (go dancing, are going dancing, went dancing) regularly.