can prescribe
Regular verb: prescribe - prescribed- prescribed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can prescribe
you can prescribe
he can prescribe
we can prescribe
you can prescribe
they can prescribe 	I can be prescribing
you can be prescribing
he can be prescribing
we can be prescribing
you can be prescribing
they can be prescribing	I can have prescribed
you can have prescribed
he can have prescribed
we can have prescribed
you can have prescribed
they can have prescribed	I can have been prescribing
you can have been prescribing
he can have been prescribing
we can have been prescribing
you can have been prescribing
they can have been prescribing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't prescribe
you can't prescribe
he can't prescribe
we can't prescribe
you can't prescribe
they can't prescribe 	I can't be prescribing
you can't be prescribing
he can't be prescribing
we can't be prescribing
you can't be prescribing
they can't be prescribing	I can't have prescribed
you can't have prescribed
he can't have prescribed
we can't have prescribed
you can't have prescribed
they can't have prescribed	I can't have been prescribing
you can't have been prescribing
he can't have been prescribing
we can't have been prescribing
you can't have been prescribing
they can't have been prescribing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I prescribe?
can you prescribe?
can he prescribe?
can we prescribe?
can you prescribe?
can they prescribe? 	can I be prescribing?
can you be prescribing?
can he be prescribing?
can we be prescribing?
can you be prescribing?
can they be prescribing? 	can I have prescribed?
can you have prescribed?
can he have prescribed?
can we have prescribed?
can you have prescribed?
can they have prescribed? 	can I have been prescribing?
can you have been prescribing?
can he have been prescribing?
can we have been prescribing?
can you have been prescribing?
can they have been prescribing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I prescribe?
can't you prescribe?
can't he prescribe?
can't we prescribe?
can't you prescribe?
can't they prescribe? 	can't I be prescribing?
can't you be prescribing?
can't he be prescribing?
can't we be prescribing?
can't you be prescribing?
can't they be prescribing? 	can't I have prescribed?
can't you have prescribed?
can't he have prescribed?
can't we have prescribed?
can't you have prescribed?
can't they have prescribed? 	can't I have been prescribing?
can't you have been prescribing?
can't he have been prescribing?
can't we have been prescribing?
can't you have been prescribing?
can't they have been prescribing?