English verb conjugation
COULD RELIEVE

Regular verb: relieve - relieved - relieved

Affirmation

Simple form	V-ing form
I could relieve you could relieve he could relieve we could relieve you could relieve they could relieve	I could be relieving you could be relieving he could be relieving we could be relieving you could be relieving they could be relieving
Perfect	V-ing perfect
I could have relieved you could have relieved he could have relieved we could have relieved you could have relieved they could have relieved	I could have been relieving you could have been relieving he could have been relieving we could have been relieving you could have been relieving they could have been relieving

Negation

Simple form	V-ing form
I couldn't relieve you couldn't relieve he couldn't relieve we couldn't relieve you couldn't relieve they couldn't relieve	I couldn't be relieving you couldn't be relieving he couldn't be relieving we couldn't be relieving you couldn't be relieving they couldn't be relieving
Perfect	V-ing perfect
I couldn't have relieved you couldn't have relieved he couldn't have relieved we couldn't have relieved you couldn't have relieved they couldn't have relieved	I couldn't have been relieving you couldn't have been relieving he couldn't have been relieving we couldn't have been relieving you couldn't have been relieving they couldn't have been relieving

Interrogative form

Simple form	V-ing form
could I relieve? could you relieve? could he relieve? could we relieve? could you relieve? could they relieve?	could I be relieving? could you be relieving? could he be relieving? could we be relieving? could you be relieving? could they be relieving?
Perfect	V-ing perfect
could I have relieved? could you have relieved? could he have relieved? could we have relieved? could you have relieved? could they have relieved?	could I have been relieving? could you have been relieving? could he have been relieving? could we have been relieving? could you have been relieving? could they have been relieving?

Interro-negative form

Simple form	V-ing form
couldn't I relieve? couldn't you relieve? couldn't he relieve? couldn't we relieve? couldn't you relieve? couldn't they relieve?	couldn't I be relieving? couldn't you be relieving? couldn't he be relieving? couldn't we be relieving? couldn't you be relieving? couldn't they be relieving?
Perfect	V-ing perfect
couldn't I have relieved? couldn't you have relieved? couldn't he have relieved? couldn't we have relieved? couldn't you have relieved? couldn't they have relieved?	couldn't I have been relieving? couldn't you have been relieving? couldn't he have been relieving? couldn't we have been relieving? couldn't you have been relieving? couldn't they have been relieving?