can perforate
Regular verb: perforate - perforated- perforated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can perforate
you can perforate
he can perforate
we can perforate
you can perforate
they can perforate 	I can be perforating
you can be perforating
he can be perforating
we can be perforating
you can be perforating
they can be perforating	I can have perforated
you can have perforated
he can have perforated
we can have perforated
you can have perforated
they can have perforated	I can have been perforating
you can have been perforating
he can have been perforating
we can have been perforating
you can have been perforating
they can have been perforating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't perforate
you can't perforate
he can't perforate
we can't perforate
you can't perforate
they can't perforate 	I can't be perforating
you can't be perforating
he can't be perforating
we can't be perforating
you can't be perforating
they can't be perforating	I can't have perforated
you can't have perforated
he can't have perforated
we can't have perforated
you can't have perforated
they can't have perforated	I can't have been perforating
you can't have been perforating
he can't have been perforating
we can't have been perforating
you can't have been perforating
they can't have been perforating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I perforate?
can you perforate?
can he perforate?
can we perforate?
can you perforate?
can they perforate? 	can I be perforating?
can you be perforating?
can he be perforating?
can we be perforating?
can you be perforating?
can they be perforating? 	can I have perforated?
can you have perforated?
can he have perforated?
can we have perforated?
can you have perforated?
can they have perforated? 	can I have been perforating?
can you have been perforating?
can he have been perforating?
can we have been perforating?
can you have been perforating?
can they have been perforating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I perforate?
can't you perforate?
can't he perforate?
can't we perforate?
can't you perforate?
can't they perforate? 	can't I be perforating?
can't you be perforating?
can't he be perforating?
can't we be perforating?
can't you be perforating?
can't they be perforating? 	can't I have perforated?
can't you have perforated?
can't he have perforated?
can't we have perforated?
can't you have perforated?
can't they have perforated? 	can't I have been perforating?
can't you have been perforating?
can't he have been perforating?
can't we have been perforating?
can't you have been perforating?
can't they have been perforating?