English verb conjugation
COULD REFUND

Regular verb: refund - refunded - refunded

Affirmation

Simple form	V-ing form
I could refund you could refund she could refund we could refund you could refund they could refund	I could be refunding you could be refunding she 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 she 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 she 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 she 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 she 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 she 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 she 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 she refund? could we refund? could you refund? could they refund?	could I be refunding? could you be refunding? could she 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 she 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 she 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 she 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 she 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 she 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 she have been refunding? couldn't we have been refunding? couldn't you have been refunding? couldn't they have been refunding?