English verb conjugation
CAN INSURE

Regular verb: insure - insured - insured

Affirmation

Simple form	V-ing form
I can insure you can insure she can insure we can insure you can insure they can insure	I can be insuring you can be insuring she can be insuring we can be insuring you can be insuring they can be insuring
Perfect	V-ing perfect
I can have insured you can have insured she can have insured we can have insured you can have insured they can have insured	I can have been insuring you can have been insuring she can have been insuring we can have been insuring you can have been insuring they can have been insuring

Negation

Simple form	V-ing form
I cannot insure you cannot insure she cannot insure we cannot insure you cannot insure they cannot insure	I cannot be insuring you cannot be insuring she cannot be insuring we cannot be insuring you cannot be insuring they cannot be insuring
Perfect	V-ing perfect
I cannot have insured you cannot have insured she cannot have insured we cannot have insured you cannot have insured they cannot have insured	I cannot have been insuring you cannot have been insuring she cannot have been insuring we cannot have been insuring you cannot have been insuring they cannot have been insuring

Interrogative form

Simple form	V-ing form
can I insure? can you insure? can she insure? can we insure? can you insure? can they insure?	can I be insuring? can you be insuring? can she be insuring? can we be insuring? can you be insuring? can they be insuring?
Perfect	V-ing perfect
can I have insured? can you have insured? can she have insured? can we have insured? can you have insured? can they have insured?	can I have been insuring? can you have been insuring? can she have been insuring? can we have been insuring? can you have been insuring? can they have been insuring?

Interro-negative form

Simple form	V-ing form
can I not insure? can you not insure? can she not insure? can we not insure? can you not insure? can they not insure?	can I not be insuring? can you not be insuring? can she not be insuring? can we not be insuring? can you not be insuring? can they not be insuring?
Perfect	V-ing perfect
can I not have insured? can you not have insured? can she not have insured? can we not have insured? can you not have insured? can they not have insured?	can I not have been insuring? can you not have been insuring? can she not have been insuring? can we not have been insuring? can you not have been insuring? can they not have been insuring?