can polygraph
Regular verb: polygraph - polygraphed- polygraphed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can polygraph
you can polygraph
she can polygraph
we can polygraph
you can polygraph
they can polygraph 	I can be polygraphing
you can be polygraphing
she can be polygraphing
we can be polygraphing
you can be polygraphing
they can be polygraphing	I can have polygraphed
you can have polygraphed
she can have polygraphed
we can have polygraphed
you can have polygraphed
they can have polygraphed	I can have been polygraphing
you can have been polygraphing
she can have been polygraphing
we can have been polygraphing
you can have been polygraphing
they can have been polygraphing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't polygraph
you can't polygraph
she can't polygraph
we can't polygraph
you can't polygraph
they can't polygraph 	I can't be polygraphing
you can't be polygraphing
she can't be polygraphing
we can't be polygraphing
you can't be polygraphing
they can't be polygraphing	I can't have polygraphed
you can't have polygraphed
she can't have polygraphed
we can't have polygraphed
you can't have polygraphed
they can't have polygraphed	I can't have been polygraphing
you can't have been polygraphing
she can't have been polygraphing
we can't have been polygraphing
you can't have been polygraphing
they can't have been polygraphing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I polygraph?
can you polygraph?
can she polygraph?
can we polygraph?
can you polygraph?
can they polygraph? 	can I be polygraphing?
can you be polygraphing?
can she be polygraphing?
can we be polygraphing?
can you be polygraphing?
can they be polygraphing? 	can I have polygraphed?
can you have polygraphed?
can she have polygraphed?
can we have polygraphed?
can you have polygraphed?
can they have polygraphed? 	can I have been polygraphing?
can you have been polygraphing?
can she have been polygraphing?
can we have been polygraphing?
can you have been polygraphing?
can they have been polygraphing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I polygraph?
can't you polygraph?
can't she polygraph?
can't we polygraph?
can't you polygraph?
can't they polygraph? 	can't I be polygraphing?
can't you be polygraphing?
can't she be polygraphing?
can't we be polygraphing?
can't you be polygraphing?
can't they be polygraphing? 	can't I have polygraphed?
can't you have polygraphed?
can't she have polygraphed?
can't we have polygraphed?
can't you have polygraphed?
can't they have polygraphed? 	can't I have been polygraphing?
can't you have been polygraphing?
can't she have been polygraphing?
can't we have been polygraphing?
can't you have been polygraphing?
can't they have been polygraphing?