English verb conjugation
COULD DISABLE

Regular verb: disable - disabled - disabled

Affirmation

Simple form	V-ing form
I could disable you could disable he could disable we could disable you could disable they could disable	I could be disabling you could be disabling he could be disabling we could be disabling you could be disabling they could be disabling
Perfect	V-ing perfect
I could have disabled you could have disabled he could have disabled we could have disabled you could have disabled they could have disabled	I could have been disabling you could have been disabling he could have been disabling we could have been disabling you could have been disabling they could have been disabling

Negation

Simple form	V-ing form
I couldn't disable you couldn't disable he couldn't disable we couldn't disable you couldn't disable they couldn't disable	I couldn't be disabling you couldn't be disabling he couldn't be disabling we couldn't be disabling you couldn't be disabling they couldn't be disabling
Perfect	V-ing perfect
I couldn't have disabled you couldn't have disabled he couldn't have disabled we couldn't have disabled you couldn't have disabled they couldn't have disabled	I couldn't have been disabling you couldn't have been disabling he couldn't have been disabling we couldn't have been disabling you couldn't have been disabling they couldn't have been disabling

Interrogative form

Simple form	V-ing form
could I disable? could you disable? could he disable? could we disable? could you disable? could they disable?	could I be disabling? could you be disabling? could he be disabling? could we be disabling? could you be disabling? could they be disabling?
Perfect	V-ing perfect
could I have disabled? could you have disabled? could he have disabled? could we have disabled? could you have disabled? could they have disabled?	could I have been disabling? could you have been disabling? could he have been disabling? could we have been disabling? could you have been disabling? could they have been disabling?

Interro-negative form

Simple form	V-ing form
couldn't I disable? couldn't you disable? couldn't he disable? couldn't we disable? couldn't you disable? couldn't they disable?	couldn't I be disabling? couldn't you be disabling? couldn't he be disabling? couldn't we be disabling? couldn't you be disabling? couldn't they be disabling?
Perfect	V-ing perfect
couldn't I have disabled? couldn't you have disabled? couldn't he have disabled? couldn't we have disabled? couldn't you have disabled? couldn't they have disabled?	couldn't I have been disabling? couldn't you have been disabling? couldn't he have been disabling? couldn't we have been disabling? couldn't you have been disabling? couldn't they have been disabling?