English verb conjugation
COULD LICK

Regular verb: lick - licked - licked

Affirmation

Simple form	V-ing form
I could lick you could lick she could lick we could lick you could lick they could lick	I could be licking you could be licking she could be licking we could be licking you could be licking they could be licking
Perfect	V-ing perfect
I could have licked you could have licked she could have licked we could have licked you could have licked they could have licked	I could have been licking you could have been licking she could have been licking we could have been licking you could have been licking they could have been licking

Negation

Simple form	V-ing form
I could not lick you could not lick she could not lick we could not lick you could not lick they could not lick	I could not be licking you could not be licking she could not be licking we could not be licking you could not be licking they could not be licking
Perfect	V-ing perfect
I could not have licked you could not have licked she could not have licked we could not have licked you could not have licked they could not have licked	I could not have been licking you could not have been licking she could not have been licking we could not have been licking you could not have been licking they could not have been licking

Interrogative form

Simple form	V-ing form
could I lick? could you lick? could she lick? could we lick? could you lick? could they lick?	could I be licking? could you be licking? could she be licking? could we be licking? could you be licking? could they be licking?
Perfect	V-ing perfect
could I have licked? could you have licked? could she have licked? could we have licked? could you have licked? could they have licked?	could I have been licking? could you have been licking? could she have been licking? could we have been licking? could you have been licking? could they have been licking?

Interro-negative form

Simple form	V-ing form
could I not lick? could you not lick? could she not lick? could we not lick? could you not lick? could they not lick?	could I not be licking? could you not be licking? could she not be licking? could we not be licking? could you not be licking? could they not be licking?
Perfect	V-ing perfect
could I not have licked? could you not have licked? could she not have licked? could we not have licked? could you not have licked? could they not have licked?	could I not have been licking? could you not have been licking? could she not have been licking? could we not have been licking? could you not have been licking? could they not have been licking?