English verb conjugation
CAN UNDERINSURE

Regular verb: underinsure - underinsured - underinsured

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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