English verb conjugation
CAN FISSURE

Regular verb: fissure - fissured - fissured

Affirmation

Simple form	V-ing form
I can fissure you can fissure he can fissure we can fissure you can fissure they can fissure	I can be fissuring you can be fissuring he can be fissuring we can be fissuring you can be fissuring they can be fissuring
Perfect	V-ing perfect
I can have fissured you can have fissured he can have fissured we can have fissured you can have fissured they can have fissured	I can have been fissuring you can have been fissuring he can have been fissuring we can have been fissuring you can have been fissuring they can have been fissuring

Negation

Simple form	V-ing form
I can't fissure you can't fissure he can't fissure we can't fissure you can't fissure they can't fissure	I can't be fissuring you can't be fissuring he can't be fissuring we can't be fissuring you can't be fissuring they can't be fissuring
Perfect	V-ing perfect
I can't have fissured you can't have fissured he can't have fissured we can't have fissured you can't have fissured they can't have fissured	I can't have been fissuring you can't have been fissuring he can't have been fissuring we can't have been fissuring you can't have been fissuring they can't have been fissuring

Interrogative form

Simple form	V-ing form
can I fissure? can you fissure? can he fissure? can we fissure? can you fissure? can they fissure?	can I be fissuring? can you be fissuring? can he be fissuring? can we be fissuring? can you be fissuring? can they be fissuring?
Perfect	V-ing perfect
can I have fissured? can you have fissured? can he have fissured? can we have fissured? can you have fissured? can they have fissured?	can I have been fissuring? can you have been fissuring? can he have been fissuring? can we have been fissuring? can you have been fissuring? can they have been fissuring?

Interro-negative form

Simple form	V-ing form
can't I fissure? can't you fissure? can't he fissure? can't we fissure? can't you fissure? can't they fissure?	can't I be fissuring? can't you be fissuring? can't he be fissuring? can't we be fissuring? can't you be fissuring? can't they be fissuring?
Perfect	V-ing perfect
can't I have fissured? can't you have fissured? can't he have fissured? can't we have fissured? can't you have fissured? can't they have fissured?	can't I have been fissuring? can't you have been fissuring? can't he have been fissuring? can't we have been fissuring? can't you have been fissuring? can't they have been fissuring?