English verb conjugation
COULD UNDERINSURE

Regular verb: underinsure - underinsured - underinsured

Affirmation

Simple form	V-ing form
I could underinsure you could underinsure he could underinsure we could underinsure you could underinsure they could underinsure	I could be underinsuring you could be underinsuring he could be underinsuring we could be underinsuring you could be underinsuring they could be underinsuring
Perfect	V-ing perfect
I could have underinsured you could have underinsured he could have underinsured we could have underinsured you could have underinsured they could have underinsured	I could have been underinsuring you could have been underinsuring he could have been underinsuring we could have been underinsuring you could have been underinsuring they could have been underinsuring

Negation

Simple form	V-ing form
I could not underinsure you could not underinsure he could not underinsure we could not underinsure you could not underinsure they could not underinsure	I could not be underinsuring you could not be underinsuring he could not be underinsuring we could not be underinsuring you could not be underinsuring they could not be underinsuring
Perfect	V-ing perfect
I could not have underinsured you could not have underinsured he could not have underinsured we could not have underinsured you could not have underinsured they could not have underinsured	I could not have been underinsuring you could not have been underinsuring he could not have been underinsuring we could not have been underinsuring you could not have been underinsuring they could not have been underinsuring

Interrogative form

Simple form	V-ing form
could I underinsure? could you underinsure? could he underinsure? could we underinsure? could you underinsure? could they underinsure?	could I be underinsuring? could you be underinsuring? could he be underinsuring? could we be underinsuring? could you be underinsuring? could they be underinsuring?
Perfect	V-ing perfect
could I have underinsured? could you have underinsured? could he have underinsured? could we have underinsured? could you have underinsured? could they have underinsured?	could I have been underinsuring? could you have been underinsuring? could he have been underinsuring? could we have been underinsuring? could you have been underinsuring? could they have been underinsuring?

Interro-negative form

Simple form	V-ing form
could I not underinsure? could you not underinsure? could he not underinsure? could we not underinsure? could you not underinsure? could they not underinsure?	could I not be underinsuring? could you not be underinsuring? could he not be underinsuring? could we not be underinsuring? could you not be underinsuring? could they not be underinsuring?
Perfect	V-ing perfect
could I not have underinsured? could you not have underinsured? could he not have underinsured? could we not have underinsured? could you not have underinsured? could they not have underinsured?	could I not have been underinsuring? could you not have been underinsuring? could he not have been underinsuring? could we not have been underinsuring? could you not have been underinsuring? could they not have been underinsuring?