can engulf
Regular verb: engulf - engulfed- engulfed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can engulf
you can engulf
she can engulf
we can engulf
you can engulf
they can engulf 	I can be engulfing
you can be engulfing
she can be engulfing
we can be engulfing
you can be engulfing
they can be engulfing	I can have engulfed
you can have engulfed
she can have engulfed
we can have engulfed
you can have engulfed
they can have engulfed	I can have been engulfing
you can have been engulfing
she can have been engulfing
we can have been engulfing
you can have been engulfing
they can have been engulfing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot engulf
you cannot engulf
she cannot engulf
we cannot engulf
you cannot engulf
they cannot engulf 	I cannot be engulfing
you cannot be engulfing
she cannot be engulfing
we cannot be engulfing
you cannot be engulfing
they cannot be engulfing	I cannot have engulfed
you cannot have engulfed
she cannot have engulfed
we cannot have engulfed
you cannot have engulfed
they cannot have engulfed	I cannot have been engulfing
you cannot have been engulfing
she cannot have been engulfing
we cannot have been engulfing
you cannot have been engulfing
they cannot have been engulfing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I engulf?
can you engulf?
can she engulf?
can we engulf?
can you engulf?
can they engulf? 	can I be engulfing?
can you be engulfing?
can she be engulfing?
can we be engulfing?
can you be engulfing?
can they be engulfing? 	can I have engulfed?
can you have engulfed?
can she have engulfed?
can we have engulfed?
can you have engulfed?
can they have engulfed? 	can I have been engulfing?
can you have been engulfing?
can she have been engulfing?
can we have been engulfing?
can you have been engulfing?
can they have been engulfing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not engulf?
can you not engulf?
can she not engulf?
can we not engulf?
can you not engulf?
can they not engulf? 	can I not be engulfing?
can you not be engulfing?
can she not be engulfing?
can we not be engulfing?
can you not be engulfing?
can they not be engulfing? 	can I not have engulfed?
can you not have engulfed?
can she not have engulfed?
can we not have engulfed?
can you not have engulfed?
can they not have engulfed? 	can I not have been engulfing?
can you not have been engulfing?
can she not have been engulfing?
can we not have been engulfing?
can you not have been engulfing?
can they not have been engulfing?