English verb conjugation
COULD ADDRESS

Regular verb: address - addressed - addressed

Affirmation

Simple form	V-ing form
I could address you could address he could address we could address you could address they could address	I could be addressing you could be addressing he could be addressing we could be addressing you could be addressing they could be addressing
Perfect	V-ing perfect
I could have addressed you could have addressed he could have addressed we could have addressed you could have addressed they could have addressed	I could have been addressing you could have been addressing he could have been addressing we could have been addressing you could have been addressing they could have been addressing

Negation

Simple form	V-ing form
I couldn't address you couldn't address he couldn't address we couldn't address you couldn't address they couldn't address	I couldn't be addressing you couldn't be addressing he couldn't be addressing we couldn't be addressing you couldn't be addressing they couldn't be addressing
Perfect	V-ing perfect
I couldn't have addressed you couldn't have addressed he couldn't have addressed we couldn't have addressed you couldn't have addressed they couldn't have addressed	I couldn't have been addressing you couldn't have been addressing he couldn't have been addressing we couldn't have been addressing you couldn't have been addressing they couldn't have been addressing

Interrogative form

Simple form	V-ing form
could I address? could you address? could he address? could we address? could you address? could they address?	could I be addressing? could you be addressing? could he be addressing? could we be addressing? could you be addressing? could they be addressing?
Perfect	V-ing perfect
could I have addressed? could you have addressed? could he have addressed? could we have addressed? could you have addressed? could they have addressed?	could I have been addressing? could you have been addressing? could he have been addressing? could we have been addressing? could you have been addressing? could they have been addressing?

Interro-negative form

Simple form	V-ing form
couldn't I address? couldn't you address? couldn't he address? couldn't we address? couldn't you address? couldn't they address?	couldn't I be addressing? couldn't you be addressing? couldn't he be addressing? couldn't we be addressing? couldn't you be addressing? couldn't they be addressing?
Perfect	V-ing perfect
couldn't I have addressed? couldn't you have addressed? couldn't he have addressed? couldn't we have addressed? couldn't you have addressed? couldn't they have addressed?	couldn't I have been addressing? couldn't you have been addressing? couldn't he have been addressing? couldn't we have been addressing? couldn't you have been addressing? couldn't they have been addressing?