could stomp
Verbo regular: stomp - stomped- stomped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could stomp
you could stomp
he could stomp
we could stomp
you could stomp
they could stomp 	I could be stomping
you could be stomping
he could be stomping
we could be stomping
you could be stomping
they could be stomping	I could have stomped
you could have stomped
he could have stomped
we could have stomped
you could have stomped
they could have stomped	I could have been stomping
you could have been stomping
he could have been stomping
we could have been stomping
you could have been stomping
they could have been stomping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't stomp
you couldn't stomp
he couldn't stomp
we couldn't stomp
you couldn't stomp
they couldn't stomp 	I couldn't be stomping
you couldn't be stomping
he couldn't be stomping
we couldn't be stomping
you couldn't be stomping
they couldn't be stomping	I couldn't have stomped
you couldn't have stomped
he couldn't have stomped
we couldn't have stomped
you couldn't have stomped
they couldn't have stomped	I couldn't have been stomping
you couldn't have been stomping
he couldn't have been stomping
we couldn't have been stomping
you couldn't have been stomping
they couldn't have been stomping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I stomp?
could you stomp?
could he stomp?
could we stomp?
could you stomp?
could they stomp? 	could I be stomping?
could you be stomping?
could he be stomping?
could we be stomping?
could you be stomping?
could they be stomping? 	could I have stomped?
could you have stomped?
could he have stomped?
could we have stomped?
could you have stomped?
could they have stomped? 	could I have been stomping?
could you have been stomping?
could he have been stomping?
could we have been stomping?
could you have been stomping?
could they have been stomping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I stomp?
couldn't you stomp?
couldn't he stomp?
couldn't we stomp?
couldn't you stomp?
couldn't they stomp? 	couldn't I be stomping?
couldn't you be stomping?
couldn't he be stomping?
couldn't we be stomping?
couldn't you be stomping?
couldn't they be stomping? 	couldn't I have stomped?
couldn't you have stomped?
couldn't he have stomped?
couldn't we have stomped?
couldn't you have stomped?
couldn't they have stomped? 	couldn't I have been stomping?
couldn't you have been stomping?
couldn't he have been stomping?
couldn't we have been stomping?
couldn't you have been stomping?
couldn't they have been stomping?