Have you ever sung this song? (sung - третья форма глагола sing)
Are you going to sing this song tomorrow?
2.She has been lived in Wales all her life
3.They have been on holiday since Saturday
4.The sun has been shined all day
5.She has been waited(the bus)for ten minutes
6.He has been bread since he was 20
He has just done something for us
.он сделал для нас что-то только-что.
Helpfull это переводится как помощь