English verb conjugation
COULD SLUR

Regular verb: slur - slurred - slurred

Affirmation

Simple form	V-ing form
I could slur you could slur he could slur we could slur you could slur they could slur	I could be slurring you could be slurring he could be slurring we could be slurring you could be slurring they could be slurring
Perfect	V-ing perfect
I could have slurred you could have slurred he could have slurred we could have slurred you could have slurred they could have slurred	I could have been slurring you could have been slurring he could have been slurring we could have been slurring you could have been slurring they could have been slurring

Negation

Simple form	V-ing form
I could not slur you could not slur he could not slur we could not slur you could not slur they could not slur	I could not be slurring you could not be slurring he could not be slurring we could not be slurring you could not be slurring they could not be slurring
Perfect	V-ing perfect
I could not have slurred you could not have slurred he could not have slurred we could not have slurred you could not have slurred they could not have slurred	I could not have been slurring you could not have been slurring he could not have been slurring we could not have been slurring you could not have been slurring they could not have been slurring

Interrogative form

Simple form	V-ing form
could I slur? could you slur? could he slur? could we slur? could you slur? could they slur?	could I be slurring? could you be slurring? could he be slurring? could we be slurring? could you be slurring? could they be slurring?
Perfect	V-ing perfect
could I have slurred? could you have slurred? could he have slurred? could we have slurred? could you have slurred? could they have slurred?	could I have been slurring? could you have been slurring? could he have been slurring? could we have been slurring? could you have been slurring? could they have been slurring?

Interro-negative form

Simple form	V-ing form
could I not slur? could you not slur? could he not slur? could we not slur? could you not slur? could they not slur?	could I not be slurring? could you not be slurring? could he not be slurring? could we not be slurring? could you not be slurring? could they not be slurring?
Perfect	V-ing perfect
could I not have slurred? could you not have slurred? could he not have slurred? could we not have slurred? could you not have slurred? could they not have slurred?	could I not have been slurring? could you not have been slurring? could he not have been slurring? could we not have been slurring? could you not have been slurring? could they not have been slurring?