could descant
Verbo regular: descant - descanted- descanted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could descant
you could descant
he could descant
we could descant
you could descant
they could descant 	I could be descanting
you could be descanting
he could be descanting
we could be descanting
you could be descanting
they could be descanting	I could have descanted
you could have descanted
he could have descanted
we could have descanted
you could have descanted
they could have descanted	I could have been descanting
you could have been descanting
he could have been descanting
we could have been descanting
you could have been descanting
they could have been descanting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't descant
you couldn't descant
he couldn't descant
we couldn't descant
you couldn't descant
they couldn't descant 	I couldn't be descanting
you couldn't be descanting
he couldn't be descanting
we couldn't be descanting
you couldn't be descanting
they couldn't be descanting	I couldn't have descanted
you couldn't have descanted
he couldn't have descanted
we couldn't have descanted
you couldn't have descanted
they couldn't have descanted	I couldn't have been descanting
you couldn't have been descanting
he couldn't have been descanting
we couldn't have been descanting
you couldn't have been descanting
they couldn't have been descanting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I descant?
could you descant?
could he descant?
could we descant?
could you descant?
could they descant? 	could I be descanting?
could you be descanting?
could he be descanting?
could we be descanting?
could you be descanting?
could they be descanting? 	could I have descanted?
could you have descanted?
could he have descanted?
could we have descanted?
could you have descanted?
could they have descanted? 	could I have been descanting?
could you have been descanting?
could he have been descanting?
could we have been descanting?
could you have been descanting?
could they have been descanting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I descant?
couldn't you descant?
couldn't he descant?
couldn't we descant?
couldn't you descant?
couldn't they descant? 	couldn't I be descanting?
couldn't you be descanting?
couldn't he be descanting?
couldn't we be descanting?
couldn't you be descanting?
couldn't they be descanting? 	couldn't I have descanted?
couldn't you have descanted?
couldn't he have descanted?
couldn't we have descanted?
couldn't you have descanted?
couldn't they have descanted? 	couldn't I have been descanting?
couldn't you have been descanting?
couldn't he have been descanting?
couldn't we have been descanting?
couldn't you have been descanting?
couldn't they have been descanting?