English verb conjugation
COULD SLUE

Regular verb: slue - slued - slued

Affirmation

Simple form	V-ing form
I could slue you could slue she could slue we could slue you could slue they could slue	I could be sluing you could be sluing she could be sluing we could be sluing you could be sluing they could be sluing
Perfect	V-ing perfect
I could have slued you could have slued she could have slued we could have slued you could have slued they could have slued	I could have been sluing you could have been sluing she could have been sluing we could have been sluing you could have been sluing they could have been sluing

Negation

Simple form	V-ing form
I could not slue you could not slue she could not slue we could not slue you could not slue they could not slue	I could not be sluing you could not be sluing she could not be sluing we could not be sluing you could not be sluing they could not be sluing
Perfect	V-ing perfect
I could not have slued you could not have slued she could not have slued we could not have slued you could not have slued they could not have slued	I could not have been sluing you could not have been sluing she could not have been sluing we could not have been sluing you could not have been sluing they could not have been sluing

Interrogative form

Simple form	V-ing form
could I slue? could you slue? could she slue? could we slue? could you slue? could they slue?	could I be sluing? could you be sluing? could she be sluing? could we be sluing? could you be sluing? could they be sluing?
Perfect	V-ing perfect
could I have slued? could you have slued? could she have slued? could we have slued? could you have slued? could they have slued?	could I have been sluing? could you have been sluing? could she have been sluing? could we have been sluing? could you have been sluing? could they have been sluing?

Interro-negative form

Simple form	V-ing form
could I not slue? could you not slue? could she not slue? could we not slue? could you not slue? could they not slue?	could I not be sluing? could you not be sluing? could she not be sluing? could we not be sluing? could you not be sluing? could they not be sluing?
Perfect	V-ing perfect
could I not have slued? could you not have slued? could she not have slued? could we not have slued? could you not have slued? could they not have slued?	could I not have been sluing? could you not have been sluing? could she not have been sluing? could we not have been sluing? could you not have been sluing? could they not have been sluing?