could reform
Verbo regular: reform - reformed- reformed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could reform
you could reform
he could reform
we could reform
you could reform
they could reform 	I could be reforming
you could be reforming
he could be reforming
we could be reforming
you could be reforming
they could be reforming	I could have reformed
you could have reformed
he could have reformed
we could have reformed
you could have reformed
they could have reformed	I could have been reforming
you could have been reforming
he could have been reforming
we could have been reforming
you could have been reforming
they could have been reforming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't reform
you couldn't reform
he couldn't reform
we couldn't reform
you couldn't reform
they couldn't reform 	I couldn't be reforming
you couldn't be reforming
he couldn't be reforming
we couldn't be reforming
you couldn't be reforming
they couldn't be reforming	I couldn't have reformed
you couldn't have reformed
he couldn't have reformed
we couldn't have reformed
you couldn't have reformed
they couldn't have reformed	I couldn't have been reforming
you couldn't have been reforming
he couldn't have been reforming
we couldn't have been reforming
you couldn't have been reforming
they couldn't have been reforming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I reform?
could you reform?
could he reform?
could we reform?
could you reform?
could they reform? 	could I be reforming?
could you be reforming?
could he be reforming?
could we be reforming?
could you be reforming?
could they be reforming? 	could I have reformed?
could you have reformed?
could he have reformed?
could we have reformed?
could you have reformed?
could they have reformed? 	could I have been reforming?
could you have been reforming?
could he have been reforming?
could we have been reforming?
could you have been reforming?
could they have been reforming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I reform?
couldn't you reform?
couldn't he reform?
couldn't we reform?
couldn't you reform?
couldn't they reform? 	couldn't I be reforming?
couldn't you be reforming?
couldn't he be reforming?
couldn't we be reforming?
couldn't you be reforming?
couldn't they be reforming? 	couldn't I have reformed?
couldn't you have reformed?
couldn't he have reformed?
couldn't we have reformed?
couldn't you have reformed?
couldn't they have reformed? 	couldn't I have been reforming?
couldn't you have been reforming?
couldn't he have been reforming?
couldn't we have been reforming?
couldn't you have been reforming?
couldn't they have been reforming?