English verb conjugation
COULD HEED

Regular verb: heed - heeded - heeded

Affirmation

Simple form	V-ing form
I could heed you could heed he could heed we could heed you could heed they could heed	I could be heeding you could be heeding he could be heeding we could be heeding you could be heeding they could be heeding
Perfect	V-ing perfect
I could have heeded you could have heeded he could have heeded we could have heeded you could have heeded they could have heeded	I could have been heeding you could have been heeding he could have been heeding we could have been heeding you could have been heeding they could have been heeding

Negation

Simple form	V-ing form
I couldn't heed you couldn't heed he couldn't heed we couldn't heed you couldn't heed they couldn't heed	I couldn't be heeding you couldn't be heeding he couldn't be heeding we couldn't be heeding you couldn't be heeding they couldn't be heeding
Perfect	V-ing perfect
I couldn't have heeded you couldn't have heeded he couldn't have heeded we couldn't have heeded you couldn't have heeded they couldn't have heeded	I couldn't have been heeding you couldn't have been heeding he couldn't have been heeding we couldn't have been heeding you couldn't have been heeding they couldn't have been heeding

Interrogative form

Simple form	V-ing form
could I heed? could you heed? could he heed? could we heed? could you heed? could they heed?	could I be heeding? could you be heeding? could he be heeding? could we be heeding? could you be heeding? could they be heeding?
Perfect	V-ing perfect
could I have heeded? could you have heeded? could he have heeded? could we have heeded? could you have heeded? could they have heeded?	could I have been heeding? could you have been heeding? could he have been heeding? could we have been heeding? could you have been heeding? could they have been heeding?

Interro-negative form

Simple form	V-ing form
couldn't I heed? couldn't you heed? couldn't he heed? couldn't we heed? couldn't you heed? couldn't they heed?	couldn't I be heeding? couldn't you be heeding? couldn't he be heeding? couldn't we be heeding? couldn't you be heeding? couldn't they be heeding?
Perfect	V-ing perfect
couldn't I have heeded? couldn't you have heeded? couldn't he have heeded? couldn't we have heeded? couldn't you have heeded? couldn't they have heeded?	couldn't I have been heeding? couldn't you have been heeding? couldn't he have been heeding? couldn't we have been heeding? couldn't you have been heeding? couldn't they have been heeding?