could stint
Verbo regular: stint - stinted- stinted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could stint
you could stint
he could stint
we could stint
you could stint
they could stint 	I could be stinting
you could be stinting
he could be stinting
we could be stinting
you could be stinting
they could be stinting	I could have stinted
you could have stinted
he could have stinted
we could have stinted
you could have stinted
they could have stinted	I could have been stinting
you could have been stinting
he could have been stinting
we could have been stinting
you could have been stinting
they could have been stinting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't stint
you couldn't stint
he couldn't stint
we couldn't stint
you couldn't stint
they couldn't stint 	I couldn't be stinting
you couldn't be stinting
he couldn't be stinting
we couldn't be stinting
you couldn't be stinting
they couldn't be stinting	I couldn't have stinted
you couldn't have stinted
he couldn't have stinted
we couldn't have stinted
you couldn't have stinted
they couldn't have stinted	I couldn't have been stinting
you couldn't have been stinting
he couldn't have been stinting
we couldn't have been stinting
you couldn't have been stinting
they couldn't have been stinting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I stint?
could you stint?
could he stint?
could we stint?
could you stint?
could they stint? 	could I be stinting?
could you be stinting?
could he be stinting?
could we be stinting?
could you be stinting?
could they be stinting? 	could I have stinted?
could you have stinted?
could he have stinted?
could we have stinted?
could you have stinted?
could they have stinted? 	could I have been stinting?
could you have been stinting?
could he have been stinting?
could we have been stinting?
could you have been stinting?
could they have been stinting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I stint?
couldn't you stint?
couldn't he stint?
couldn't we stint?
couldn't you stint?
couldn't they stint? 	couldn't I be stinting?
couldn't you be stinting?
couldn't he be stinting?
couldn't we be stinting?
couldn't you be stinting?
couldn't they be stinting? 	couldn't I have stinted?
couldn't you have stinted?
couldn't he have stinted?
couldn't we have stinted?
couldn't you have stinted?
couldn't they have stinted? 	couldn't I have been stinting?
couldn't you have been stinting?
couldn't he have been stinting?
couldn't we have been stinting?
couldn't you have been stinting?
couldn't they have been stinting?