could contrast
Verbo regular: contrast - contrasted- contrasted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could contrast
you could contrast
he could contrast
we could contrast
you could contrast
they could contrast 	I could be contrasting
you could be contrasting
he could be contrasting
we could be contrasting
you could be contrasting
they could be contrasting	I could have contrasted
you could have contrasted
he could have contrasted
we could have contrasted
you could have contrasted
they could have contrasted	I could have been contrasting
you could have been contrasting
he could have been contrasting
we could have been contrasting
you could have been contrasting
they could have been contrasting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't contrast
you couldn't contrast
he couldn't contrast
we couldn't contrast
you couldn't contrast
they couldn't contrast 	I couldn't be contrasting
you couldn't be contrasting
he couldn't be contrasting
we couldn't be contrasting
you couldn't be contrasting
they couldn't be contrasting	I couldn't have contrasted
you couldn't have contrasted
he couldn't have contrasted
we couldn't have contrasted
you couldn't have contrasted
they couldn't have contrasted	I couldn't have been contrasting
you couldn't have been contrasting
he couldn't have been contrasting
we couldn't have been contrasting
you couldn't have been contrasting
they couldn't have been contrasting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I contrast?
could you contrast?
could he contrast?
could we contrast?
could you contrast?
could they contrast? 	could I be contrasting?
could you be contrasting?
could he be contrasting?
could we be contrasting?
could you be contrasting?
could they be contrasting? 	could I have contrasted?
could you have contrasted?
could he have contrasted?
could we have contrasted?
could you have contrasted?
could they have contrasted? 	could I have been contrasting?
could you have been contrasting?
could he have been contrasting?
could we have been contrasting?
could you have been contrasting?
could they have been contrasting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I contrast?
couldn't you contrast?
couldn't he contrast?
couldn't we contrast?
couldn't you contrast?
couldn't they contrast? 	couldn't I be contrasting?
couldn't you be contrasting?
couldn't he be contrasting?
couldn't we be contrasting?
couldn't you be contrasting?
couldn't they be contrasting? 	couldn't I have contrasted?
couldn't you have contrasted?
couldn't he have contrasted?
couldn't we have contrasted?
couldn't you have contrasted?
couldn't they have contrasted? 	couldn't I have been contrasting?
couldn't you have been contrasting?
couldn't he have been contrasting?
couldn't we have been contrasting?
couldn't you have been contrasting?
couldn't they have been contrasting?