can occlude
Regular verb: occlude - occluded- occluded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can occlude
you can occlude
she can occlude
we can occlude
you can occlude
they can occlude 	I can be occluding
you can be occluding
she can be occluding
we can be occluding
you can be occluding
they can be occluding	I can have occluded
you can have occluded
she can have occluded
we can have occluded
you can have occluded
they can have occluded	I can have been occluding
you can have been occluding
she can have been occluding
we can have been occluding
you can have been occluding
they can have been occluding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot occlude
you cannot occlude
she cannot occlude
we cannot occlude
you cannot occlude
they cannot occlude 	I cannot be occluding
you cannot be occluding
she cannot be occluding
we cannot be occluding
you cannot be occluding
they cannot be occluding	I cannot have occluded
you cannot have occluded
she cannot have occluded
we cannot have occluded
you cannot have occluded
they cannot have occluded	I cannot have been occluding
you cannot have been occluding
she cannot have been occluding
we cannot have been occluding
you cannot have been occluding
they cannot have been occluding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I occlude?
can you occlude?
can she occlude?
can we occlude?
can you occlude?
can they occlude? 	can I be occluding?
can you be occluding?
can she be occluding?
can we be occluding?
can you be occluding?
can they be occluding? 	can I have occluded?
can you have occluded?
can she have occluded?
can we have occluded?
can you have occluded?
can they have occluded? 	can I have been occluding?
can you have been occluding?
can she have been occluding?
can we have been occluding?
can you have been occluding?
can they have been occluding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not occlude?
can you not occlude?
can she not occlude?
can we not occlude?
can you not occlude?
can they not occlude? 	can I not be occluding?
can you not be occluding?
can she not be occluding?
can we not be occluding?
can you not be occluding?
can they not be occluding? 	can I not have occluded?
can you not have occluded?
can she not have occluded?
can we not have occluded?
can you not have occluded?
can they not have occluded? 	can I not have been occluding?
can you not have been occluding?
can she not have been occluding?
can we not have been occluding?
can you not have been occluding?
can they not have been occluding?