can proliferate
Regular verb: proliferate - proliferated- proliferated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can proliferate
you can proliferate
he can proliferate
we can proliferate
you can proliferate
they can proliferate 	I can be proliferating
you can be proliferating
he can be proliferating
we can be proliferating
you can be proliferating
they can be proliferating	I can have proliferated
you can have proliferated
he can have proliferated
we can have proliferated
you can have proliferated
they can have proliferated	I can have been proliferating
you can have been proliferating
he can have been proliferating
we can have been proliferating
you can have been proliferating
they can have been proliferating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't proliferate
you can't proliferate
he can't proliferate
we can't proliferate
you can't proliferate
they can't proliferate 	I can't be proliferating
you can't be proliferating
he can't be proliferating
we can't be proliferating
you can't be proliferating
they can't be proliferating	I can't have proliferated
you can't have proliferated
he can't have proliferated
we can't have proliferated
you can't have proliferated
they can't have proliferated	I can't have been proliferating
you can't have been proliferating
he can't have been proliferating
we can't have been proliferating
you can't have been proliferating
they can't have been proliferating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I proliferate?
can you proliferate?
can he proliferate?
can we proliferate?
can you proliferate?
can they proliferate? 	can I be proliferating?
can you be proliferating?
can he be proliferating?
can we be proliferating?
can you be proliferating?
can they be proliferating? 	can I have proliferated?
can you have proliferated?
can he have proliferated?
can we have proliferated?
can you have proliferated?
can they have proliferated? 	can I have been proliferating?
can you have been proliferating?
can he have been proliferating?
can we have been proliferating?
can you have been proliferating?
can they have been proliferating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I proliferate?
can't you proliferate?
can't he proliferate?
can't we proliferate?
can't you proliferate?
can't they proliferate? 	can't I be proliferating?
can't you be proliferating?
can't he be proliferating?
can't we be proliferating?
can't you be proliferating?
can't they be proliferating? 	can't I have proliferated?
can't you have proliferated?
can't he have proliferated?
can't we have proliferated?
can't you have proliferated?
can't they have proliferated? 	can't I have been proliferating?
can't you have been proliferating?
can't he have been proliferating?
can't we have been proliferating?
can't you have been proliferating?
can't they have been proliferating?