English verb conjugation
COULD DISCOURSE

Regular verb: discourse - discoursed - discoursed

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Negation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?

Interro-negative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?