could consternate
Verbo regular: consternate - consternated- consternated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could consternate
you could consternate
he could consternate
we could consternate
you could consternate
they could consternate 	I could be consternating
you could be consternating
he could be consternating
we could be consternating
you could be consternating
they could be consternating	I could have consternated
you could have consternated
he could have consternated
we could have consternated
you could have consternated
they could have consternated	I could have been consternating
you could have been consternating
he could have been consternating
we could have been consternating
you could have been consternating
they could have been consternating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't consternate
you couldn't consternate
he couldn't consternate
we couldn't consternate
you couldn't consternate
they couldn't consternate 	I couldn't be consternating
you couldn't be consternating
he couldn't be consternating
we couldn't be consternating
you couldn't be consternating
they couldn't be consternating	I couldn't have consternated
you couldn't have consternated
he couldn't have consternated
we couldn't have consternated
you couldn't have consternated
they couldn't have consternated	I couldn't have been consternating
you couldn't have been consternating
he couldn't have been consternating
we couldn't have been consternating
you couldn't have been consternating
they couldn't have been consternating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I consternate?
could you consternate?
could he consternate?
could we consternate?
could you consternate?
could they consternate? 	could I be consternating?
could you be consternating?
could he be consternating?
could we be consternating?
could you be consternating?
could they be consternating? 	could I have consternated?
could you have consternated?
could he have consternated?
could we have consternated?
could you have consternated?
could they have consternated? 	could I have been consternating?
could you have been consternating?
could he have been consternating?
could we have been consternating?
could you have been consternating?
could they have been consternating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I consternate?
couldn't you consternate?
couldn't he consternate?
couldn't we consternate?
couldn't you consternate?
couldn't they consternate? 	couldn't I be consternating?
couldn't you be consternating?
couldn't he be consternating?
couldn't we be consternating?
couldn't you be consternating?
couldn't they be consternating? 	couldn't I have consternated?
couldn't you have consternated?
couldn't he have consternated?
couldn't we have consternated?
couldn't you have consternated?
couldn't they have consternated? 	couldn't I have been consternating?
couldn't you have been consternating?
couldn't he have been consternating?
couldn't we have been consternating?
couldn't you have been consternating?
couldn't they have been consternating?