I'd be refunding you'd be refunding she'd be refunding we'd be refunding you'd be refunding they'd be refunding
Perfect
I should've refunded you should've refunded she should've refunded we should've refunded you should've refunded they should've refunded
V-ing perfect
I should've been refunding you should've been refunding she should've been refunding we should've been refunding you should've been refunding they should've been refunding
Negation
Simple form
I shouldn't refund you shouldn't refund she shouldn't refund we shouldn't refund you shouldn't refund they shouldn't refund
V-ing form
I shouldn't be refunding you shouldn't be refunding she shouldn't be refunding we shouldn't be refunding you shouldn't be refunding they shouldn't be refunding
Perfect
I shouldn't have refunded you shouldn't have refunded she shouldn't have refunded we shouldn't have refunded you shouldn't have refunded they shouldn't have refunded
V-ing perfect
I shouldn't have been refunding you shouldn't have been refunding she shouldn't have been refunding we shouldn't have been refunding you shouldn't have been refunding they shouldn't have been refunding
Interrogative form
Simple form
should I refund? should you refund? should she refund? should we refund? should you refund? should they refund?
V-ing form
should I be refunding? should you be refunding? should she be refunding? should we be refunding? should you be refunding? should they be refunding?
Perfect
should I have refunded? should you have refunded? should she have refunded? should we have refunded? should you have refunded? should they have refunded?
V-ing perfect
should I have been refunding? should you have been refunding? should she have been refunding? should we have been refunding? should you have been refunding? should they have been refunding?
Interro-negative form
Simple form
shouldn't I refund? shouldn't you refund? shouldn't she refund? shouldn't we refund? shouldn't you refund? shouldn't they refund?
V-ing form
shouldn't I be refunding? shouldn't you be refunding? shouldn't she be refunding? shouldn't we be refunding? shouldn't you be refunding? shouldn't they be refunding?
Perfect
shouldn't I have refunded? shouldn't you have refunded? shouldn't she have refunded? shouldn't we have refunded? shouldn't you have refunded? shouldn't they have refunded?
V-ing perfect
shouldn't I have been refunding? shouldn't you have been refunding? shouldn't she have been refunding? shouldn't we have been refunding? shouldn't you have been refunding? shouldn't they have been refunding?