can refund
Verbo regular: refund - refunded- refunded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can refund
you can refund
he can refund
we can refund
you can refund
they can refund 	I can be refunding
you can be refunding
he can be refunding
we can be refunding
you can be refunding
they can be refunding	I can have refunded
you can have refunded
he can have refunded
we can have refunded
you can have refunded
they can have refunded	I can have been refunding
you can have been refunding
he can have been refunding
we can have been refunding
you can have been refunding
they can have been refunding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't refund
you can't refund
he can't refund
we can't refund
you can't refund
they can't refund 	I can't be refunding
you can't be refunding
he can't be refunding
we can't be refunding
you can't be refunding
they can't be refunding	I can't have refunded
you can't have refunded
he can't have refunded
we can't have refunded
you can't have refunded
they can't have refunded	I can't have been refunding
you can't have been refunding
he can't have been refunding
we can't have been refunding
you can't have been refunding
they can't have been refunding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I refund?
can you refund?
can he refund?
can we refund?
can you refund?
can they refund? 	can I be refunding?
can you be refunding?
can he be refunding?
can we be refunding?
can you be refunding?
can they be refunding? 	can I have refunded?
can you have refunded?
can he have refunded?
can we have refunded?
can you have refunded?
can they have refunded? 	can I have been refunding?
can you have been refunding?
can he have been refunding?
can we have been refunding?
can you have been refunding?
can they have been refunding? 	

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