English verb conjugation
COULD ALERT CAUTION

Regular verb: alert caution - alert cautioned - alert cautioned

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could alert caution you could alert caution she could alert caution we could alert caution you could alert caution they could alert caution	I could be alert cautioning you could be alert cautioning she could be alert cautioning we could be alert cautioning you could be alert cautioning they could be alert cautioning
Perfect	V-ing perfect
I could have alert cautioned you could have alert cautioned she could have alert cautioned we could have alert cautioned you could have alert cautioned they could have alert cautioned	I could have been alert cautioning you could have been alert cautioning she could have been alert cautioning we could have been alert cautioning you could have been alert cautioning they could have been alert cautioning

Negation

Simple form	V-ing form
I could not alert caution you could not alert caution she could not alert caution we could not alert caution you could not alert caution they could not alert caution	I could not be alert cautioning you could not be alert cautioning she could not be alert cautioning we could not be alert cautioning you could not be alert cautioning they could not be alert cautioning
Perfect	V-ing perfect
I could not have alert cautioned you could not have alert cautioned she could not have alert cautioned we could not have alert cautioned you could not have alert cautioned they could not have alert cautioned	I could not have been alert cautioning you could not have been alert cautioning she could not have been alert cautioning we could not have been alert cautioning you could not have been alert cautioning they could not have been alert cautioning

Interrogative form

Simple form	V-ing form
could I alert caution? could you alert caution? could she alert caution? could we alert caution? could you alert caution? could they alert caution?	could I be alert cautioning? could you be alert cautioning? could she be alert cautioning? could we be alert cautioning? could you be alert cautioning? could they be alert cautioning?
Perfect	V-ing perfect
could I have alert cautioned? could you have alert cautioned? could she have alert cautioned? could we have alert cautioned? could you have alert cautioned? could they have alert cautioned?	could I have been alert cautioning? could you have been alert cautioning? could she have been alert cautioning? could we have been alert cautioning? could you have been alert cautioning? could they have been alert cautioning?

Interro-negative form

Simple form	V-ing form
could I not alert caution? could you not alert caution? could she not alert caution? could we not alert caution? could you not alert caution? could they not alert caution?	could I not be alert cautioning? could you not be alert cautioning? could she not be alert cautioning? could we not be alert cautioning? could you not be alert cautioning? could they not be alert cautioning?
Perfect	V-ing perfect
could I not have alert cautioned? could you not have alert cautioned? could she not have alert cautioned? could we not have alert cautioned? could you not have alert cautioned? could they not have alert cautioned?	could I not have been alert cautioning? could you not have been alert cautioning? could she not have been alert cautioning? could we not have been alert cautioning? could you not have been alert cautioning? could they not have been alert cautioning?