can prewarm
Regular verb: prewarm - prewarmed- prewarmed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can prewarm
you can prewarm
she can prewarm
we can prewarm
you can prewarm
they can prewarm 	I can be prewarming
you can be prewarming
she can be prewarming
we can be prewarming
you can be prewarming
they can be prewarming	I can have prewarmed
you can have prewarmed
she can have prewarmed
we can have prewarmed
you can have prewarmed
they can have prewarmed	I can have been prewarming
you can have been prewarming
she can have been prewarming
we can have been prewarming
you can have been prewarming
they can have been prewarming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't prewarm
you can't prewarm
she can't prewarm
we can't prewarm
you can't prewarm
they can't prewarm 	I can't be prewarming
you can't be prewarming
she can't be prewarming
we can't be prewarming
you can't be prewarming
they can't be prewarming	I can't have prewarmed
you can't have prewarmed
she can't have prewarmed
we can't have prewarmed
you can't have prewarmed
they can't have prewarmed	I can't have been prewarming
you can't have been prewarming
she can't have been prewarming
we can't have been prewarming
you can't have been prewarming
they can't have been prewarming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I prewarm?
can you prewarm?
can she prewarm?
can we prewarm?
can you prewarm?
can they prewarm? 	can I be prewarming?
can you be prewarming?
can she be prewarming?
can we be prewarming?
can you be prewarming?
can they be prewarming? 	can I have prewarmed?
can you have prewarmed?
can she have prewarmed?
can we have prewarmed?
can you have prewarmed?
can they have prewarmed? 	can I have been prewarming?
can you have been prewarming?
can she have been prewarming?
can we have been prewarming?
can you have been prewarming?
can they have been prewarming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I prewarm?
can't you prewarm?
can't she prewarm?
can't we prewarm?
can't you prewarm?
can't they prewarm? 	can't I be prewarming?
can't you be prewarming?
can't she be prewarming?
can't we be prewarming?
can't you be prewarming?
can't they be prewarming? 	can't I have prewarmed?
can't you have prewarmed?
can't she have prewarmed?
can't we have prewarmed?
can't you have prewarmed?
can't they have prewarmed? 	can't I have been prewarming?
can't you have been prewarming?
can't she have been prewarming?
can't we have been prewarming?
can't you have been prewarming?
can't they have been prewarming?