can specify
Regular verb: specify - specified- specified

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can specify
you can specify
he can specify
we can specify
you can specify
they can specify 	I can be specifying
you can be specifying
he can be specifying
we can be specifying
you can be specifying
they can be specifying	I can have specified
you can have specified
he can have specified
we can have specified
you can have specified
they can have specified	I can have been specifying
you can have been specifying
he can have been specifying
we can have been specifying
you can have been specifying
they can have been specifying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't specify
you can't specify
he can't specify
we can't specify
you can't specify
they can't specify 	I can't be specifying
you can't be specifying
he can't be specifying
we can't be specifying
you can't be specifying
they can't be specifying	I can't have specified
you can't have specified
he can't have specified
we can't have specified
you can't have specified
they can't have specified	I can't have been specifying
you can't have been specifying
he can't have been specifying
we can't have been specifying
you can't have been specifying
they can't have been specifying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I specify?
can you specify?
can he specify?
can we specify?
can you specify?
can they specify? 	can I be specifying?
can you be specifying?
can he be specifying?
can we be specifying?
can you be specifying?
can they be specifying? 	can I have specified?
can you have specified?
can he have specified?
can we have specified?
can you have specified?
can they have specified? 	can I have been specifying?
can you have been specifying?
can he have been specifying?
can we have been specifying?
can you have been specifying?
can they have been specifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I specify?
can't you specify?
can't he specify?
can't we specify?
can't you specify?
can't they specify? 	can't I be specifying?
can't you be specifying?
can't he be specifying?
can't we be specifying?
can't you be specifying?
can't they be specifying? 	can't I have specified?
can't you have specified?
can't he have specified?
can't we have specified?
can't you have specified?
can't they have specified? 	can't I have been specifying?
can't you have been specifying?
can't he have been specifying?
can't we have been specifying?
can't you have been specifying?
can't they have been specifying?