could prim
Verbo regular: prim - primmed- primmed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could prim
you could prim
he could prim
we could prim
you could prim
they could prim 	I could be primming
you could be primming
he could be primming
we could be primming
you could be primming
they could be primming	I could have primmed
you could have primmed
he could have primmed
we could have primmed
you could have primmed
they could have primmed	I could have been primming
you could have been primming
he could have been primming
we could have been primming
you could have been primming
they could have been primming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't prim
you couldn't prim
he couldn't prim
we couldn't prim
you couldn't prim
they couldn't prim 	I couldn't be primming
you couldn't be primming
he couldn't be primming
we couldn't be primming
you couldn't be primming
they couldn't be primming	I couldn't have primmed
you couldn't have primmed
he couldn't have primmed
we couldn't have primmed
you couldn't have primmed
they couldn't have primmed	I couldn't have been primming
you couldn't have been primming
he couldn't have been primming
we couldn't have been primming
you couldn't have been primming
they couldn't have been primming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I prim?
could you prim?
could he prim?
could we prim?
could you prim?
could they prim? 	could I be primming?
could you be primming?
could he be primming?
could we be primming?
could you be primming?
could they be primming? 	could I have primmed?
could you have primmed?
could he have primmed?
could we have primmed?
could you have primmed?
could they have primmed? 	could I have been primming?
could you have been primming?
could he have been primming?
could we have been primming?
could you have been primming?
could they have been primming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I prim?
couldn't you prim?
couldn't he prim?
couldn't we prim?
couldn't you prim?
couldn't they prim? 	couldn't I be primming?
couldn't you be primming?
couldn't he be primming?
couldn't we be primming?
couldn't you be primming?
couldn't they be primming? 	couldn't I have primmed?
couldn't you have primmed?
couldn't he have primmed?
couldn't we have primmed?
couldn't you have primmed?
couldn't they have primmed? 	couldn't I have been primming?
couldn't you have been primming?
couldn't he have been primming?
couldn't we have been primming?
couldn't you have been primming?
couldn't they have been primming?