could discourse
Verbo regular: discourse - discoursed- discoursed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could discourse
you could discourse
she could discourse
we could discourse
you could discourse
they could discourse 	I could be discoursing
you could be discoursing
she could be discoursing
we could be discoursing
you could be discoursing
they could be discoursing	I could have discoursed
you could have discoursed
she could have discoursed
we could have discoursed
you could have discoursed
they could have discoursed	I could have been discoursing
you could have been discoursing
she could have been discoursing
we could have been discoursing
you could have been discoursing
they could have been discoursing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't discourse
you couldn't discourse
she couldn't discourse
we couldn't discourse
you couldn't discourse
they couldn't discourse 	I couldn't be discoursing
you couldn't be discoursing
she couldn't be discoursing
we couldn't be discoursing
you couldn't be discoursing
they couldn't be discoursing	I couldn't have discoursed
you couldn't have discoursed
she couldn't have discoursed
we couldn't have discoursed
you couldn't have discoursed
they couldn't have discoursed	I couldn't have been discoursing
you couldn't have been discoursing
she couldn't have been discoursing
we couldn't have been discoursing
you couldn't have been discoursing
they couldn't have been discoursing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I discourse?
could you discourse?
could she discourse?
could we discourse?
could you discourse?
could they discourse? 	could I be discoursing?
could you be discoursing?
could she be discoursing?
could we be discoursing?
could you be discoursing?
could they be discoursing? 	could I have discoursed?
could you have discoursed?
could she have discoursed?
could we have discoursed?
could you have discoursed?
could they have discoursed? 	could I have been discoursing?
could you have been discoursing?
could she have been discoursing?
could we have been discoursing?
could you have been discoursing?
could they have been discoursing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I discourse?
couldn't you discourse?
couldn't she discourse?
couldn't we discourse?
couldn't you discourse?
couldn't they discourse? 	couldn't I be discoursing?
couldn't you be discoursing?
couldn't she be discoursing?
couldn't we be discoursing?
couldn't you be discoursing?
couldn't they be discoursing? 	couldn't I have discoursed?
couldn't you have discoursed?
couldn't she have discoursed?
couldn't we have discoursed?
couldn't you have discoursed?
couldn't they have discoursed? 	couldn't I have been discoursing?
couldn't you have been discoursing?
couldn't she have been discoursing?
couldn't we have been discoursing?
couldn't you have been discoursing?
couldn't they have been discoursing?