English verb conjugation
COULD ANGER

Regular verb: anger - angered - angered

Affirmation

Simple form	V-ing form
I could anger you could anger he could anger we could anger you could anger they could anger	I could be angering you could be angering he could be angering we could be angering you could be angering they could be angering
Perfect	V-ing perfect
I could have angered you could have angered he could have angered we could have angered you could have angered they could have angered	I could have been angering you could have been angering he could have been angering we could have been angering you could have been angering they could have been angering

Negation

Simple form	V-ing form
I couldn't anger you couldn't anger he couldn't anger we couldn't anger you couldn't anger they couldn't anger	I couldn't be angering you couldn't be angering he couldn't be angering we couldn't be angering you couldn't be angering they couldn't be angering
Perfect	V-ing perfect
I couldn't have angered you couldn't have angered he couldn't have angered we couldn't have angered you couldn't have angered they couldn't have angered	I couldn't have been angering you couldn't have been angering he couldn't have been angering we couldn't have been angering you couldn't have been angering they couldn't have been angering

Interrogative form

Simple form	V-ing form
could I anger? could you anger? could he anger? could we anger? could you anger? could they anger?	could I be angering? could you be angering? could he be angering? could we be angering? could you be angering? could they be angering?
Perfect	V-ing perfect
could I have angered? could you have angered? could he have angered? could we have angered? could you have angered? could they have angered?	could I have been angering? could you have been angering? could he have been angering? could we have been angering? could you have been angering? could they have been angering?

Interro-negative form

Simple form	V-ing form
couldn't I anger? couldn't you anger? couldn't he anger? couldn't we anger? couldn't you anger? couldn't they anger?	couldn't I be angering? couldn't you be angering? couldn't he be angering? couldn't we be angering? couldn't you be angering? couldn't they be angering?
Perfect	V-ing perfect
couldn't I have angered? couldn't you have angered? couldn't he have angered? couldn't we have angered? couldn't you have angered? couldn't they have angered?	couldn't I have been angering? couldn't you have been angering? couldn't he have been angering? couldn't we have been angering? couldn't you have been angering? couldn't they have been angering?