English verb conjugation
COULD ANGLE

Regular verb: angle - angled - angled

Affirmation

Simple form	V-ing form
I could angle you could angle he could angle we could angle you could angle they could angle	I could be angling you could be angling he could be angling we could be angling you could be angling they could be angling
Perfect	V-ing perfect
I could have angled you could have angled he could have angled we could have angled you could have angled they could have angled	I could have been angling you could have been angling he could have been angling we could have been angling you could have been angling they could have been angling

Negation

Simple form	V-ing form
I couldn't angle you couldn't angle he couldn't angle we couldn't angle you couldn't angle they couldn't angle	I couldn't be angling you couldn't be angling he couldn't be angling we couldn't be angling you couldn't be angling they couldn't be angling
Perfect	V-ing perfect
I couldn't have angled you couldn't have angled he couldn't have angled we couldn't have angled you couldn't have angled they couldn't have angled	I couldn't have been angling you couldn't have been angling he couldn't have been angling we couldn't have been angling you couldn't have been angling they couldn't have been angling

Interrogative form

Simple form	V-ing form
could I angle? could you angle? could he angle? could we angle? could you angle? could they angle?	could I be angling? could you be angling? could he be angling? could we be angling? could you be angling? could they be angling?
Perfect	V-ing perfect
could I have angled? could you have angled? could he have angled? could we have angled? could you have angled? could they have angled?	could I have been angling? could you have been angling? could he have been angling? could we have been angling? could you have been angling? could they have been angling?

Interro-negative form

Simple form	V-ing form
couldn't I angle? couldn't you angle? couldn't he angle? couldn't we angle? couldn't you angle? couldn't they angle?	couldn't I be angling? couldn't you be angling? couldn't he be angling? couldn't we be angling? couldn't you be angling? couldn't they be angling?
Perfect	V-ing perfect
couldn't I have angled? couldn't you have angled? couldn't he have angled? couldn't we have angled? couldn't you have angled? couldn't they have angled?	couldn't I have been angling? couldn't you have been angling? couldn't he have been angling? couldn't we have been angling? couldn't you have been angling? couldn't they have been angling?