I could refund you could refund he could refund we could refund you could refund they could refund
Forma con V-ing
I could be refunding you could be refunding he could be refunding we could be refunding you could be refunding they could be refunding
Perfecto
I could have refunded you could have refunded he could have refunded we could have refunded you could have refunded they could have refunded
Perfecto con V-ing
I could have been refunding you could have been refunding he could have been refunding we could have been refunding you could have been refunding they could have been refunding
Negación
Forma simple
I couldn't refund you couldn't refund he couldn't refund we couldn't refund you couldn't refund they couldn't refund
Forma con V-ing
I couldn't be refunding you couldn't be refunding he couldn't be refunding we couldn't be refunding you couldn't be refunding they couldn't be refunding
Perfecto
I couldn't have refunded you couldn't have refunded he couldn't have refunded we couldn't have refunded you couldn't have refunded they couldn't have refunded
Perfecto con V-ing
I couldn't have been refunding you couldn't have been refunding he couldn't have been refunding we couldn't have been refunding you couldn't have been refunding they couldn't have been refunding
Forma interrogativa
Forma simple
could I refund? could you refund? could he refund? could we refund? could you refund? could they refund?
Forma con V-ing
could I be refunding? could you be refunding? could he be refunding? could we be refunding? could you be refunding? could they be refunding?
Perfecto
could I have refunded? could you have refunded? could he have refunded? could we have refunded? could you have refunded? could they have refunded?
Perfecto con V-ing
could I have been refunding? could you have been refunding? could he have been refunding? could we have been refunding? could you have been refunding? could they have been refunding?
Forma interro-negativa
Forma simple
couldn't I refund? couldn't you refund? couldn't he refund? couldn't we refund? couldn't you refund? couldn't they refund?
Forma con V-ing
couldn't I be refunding? couldn't you be refunding? couldn't he be refunding? couldn't we be refunding? couldn't you be refunding? couldn't they be refunding?
Perfecto
couldn't I have refunded? couldn't you have refunded? couldn't he have refunded? couldn't we have refunded? couldn't you have refunded? couldn't they have refunded?
Perfecto con V-ing
couldn't I have been refunding? couldn't you have been refunding? couldn't he have been refunding? couldn't we have been refunding? couldn't you have been refunding? couldn't they have been refunding?