English verb conjugation
COULD REFUND

Regular verb: refund - refunded - refunded

Affirmation

Simple form	V-ing form
I could refund you could refund he could refund we could refund you could refund they could refund	I could be refunding you could be refunding he could be refunding we could be refunding you could be refunding they could be refunding
Perfect	V-ing perfect
I could have refunded you could have refunded he could have refunded we could have refunded you could have refunded they could have refunded	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

Negation

Simple form	V-ing form
I couldn't refund you couldn't refund he couldn't refund we couldn't refund you couldn't refund they couldn't refund	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
Perfect	V-ing perfect
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	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

Interrogative form

Simple form	V-ing form
could I refund? could you refund? could he refund? could we refund? could you refund? could they refund?	could I be refunding? could you be refunding? could he be refunding? could we be refunding? could you be refunding? could they be refunding?
Perfect	V-ing perfect
could I have refunded? could you have refunded? could he have refunded? could we have refunded? could you have refunded? could they have refunded?	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?

Interro-negative form

Simple form	V-ing form
couldn't I refund? couldn't you refund? couldn't he refund? couldn't we refund? couldn't you refund? couldn't they refund?	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?
Perfect	V-ing perfect
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?	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?