could pay off pay off
Verbo regular: pay off pay off - pay off pay offed- pay off pay offed

, este verbo pode não existir, a conjugação é dada como exemplo.

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could pay off pay off
you could pay off pay off
he could pay off pay off
we could pay off pay off
you could pay off pay off
they could pay off pay off 	I could be pay off pay offing
you could be pay off pay offing
he could be pay off pay offing
we could be pay off pay offing
you could be pay off pay offing
they could be pay off pay offing	I could have pay off pay offed
you could have pay off pay offed
he could have pay off pay offed
we could have pay off pay offed
you could have pay off pay offed
they could have pay off pay offed	I could have been pay off pay offing
you could have been pay off pay offing
he could have been pay off pay offing
we could have been pay off pay offing
you could have been pay off pay offing
they could have been pay off pay offing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't pay off pay off
you couldn't pay off pay off
he couldn't pay off pay off
we couldn't pay off pay off
you couldn't pay off pay off
they couldn't pay off pay off 	I couldn't be pay off pay offing
you couldn't be pay off pay offing
he couldn't be pay off pay offing
we couldn't be pay off pay offing
you couldn't be pay off pay offing
they couldn't be pay off pay offing	I couldn't have pay off pay offed
you couldn't have pay off pay offed
he couldn't have pay off pay offed
we couldn't have pay off pay offed
you couldn't have pay off pay offed
they couldn't have pay off pay offed	I couldn't have been pay off pay offing
you couldn't have been pay off pay offing
he couldn't have been pay off pay offing
we couldn't have been pay off pay offing
you couldn't have been pay off pay offing
they couldn't have been pay off pay offing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I pay off pay off?
could you pay off pay off?
could he pay off pay off?
could we pay off pay off?
could you pay off pay off?
could they pay off pay off? 	could I be pay off pay offing?
could you be pay off pay offing?
could he be pay off pay offing?
could we be pay off pay offing?
could you be pay off pay offing?
could they be pay off pay offing? 	could I have pay off pay offed?
could you have pay off pay offed?
could he have pay off pay offed?
could we have pay off pay offed?
could you have pay off pay offed?
could they have pay off pay offed? 	could I have been pay off pay offing?
could you have been pay off pay offing?
could he have been pay off pay offing?
could we have been pay off pay offing?
could you have been pay off pay offing?
could they have been pay off pay offing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I pay off pay off?
couldn't you pay off pay off?
couldn't he pay off pay off?
couldn't we pay off pay off?
couldn't you pay off pay off?
couldn't they pay off pay off? 	couldn't I be pay off pay offing?
couldn't you be pay off pay offing?
couldn't he be pay off pay offing?
couldn't we be pay off pay offing?
couldn't you be pay off pay offing?
couldn't they be pay off pay offing? 	couldn't I have pay off pay offed?
couldn't you have pay off pay offed?
couldn't he have pay off pay offed?
couldn't we have pay off pay offed?
couldn't you have pay off pay offed?
couldn't they have pay off pay offed? 	couldn't I have been pay off pay offing?
couldn't you have been pay off pay offing?
couldn't he have been pay off pay offing?
couldn't we have been pay off pay offing?
couldn't you have been pay off pay offing?
couldn't they have been pay off pay offing?