can prenumber
Regular verb: prenumber - prenumbered- prenumbered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can prenumber
you can prenumber
he can prenumber
we can prenumber
you can prenumber
they can prenumber 	I can be prenumbering
you can be prenumbering
he can be prenumbering
we can be prenumbering
you can be prenumbering
they can be prenumbering	I can have prenumbered
you can have prenumbered
he can have prenumbered
we can have prenumbered
you can have prenumbered
they can have prenumbered	I can have been prenumbering
you can have been prenumbering
he can have been prenumbering
we can have been prenumbering
you can have been prenumbering
they can have been prenumbering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot prenumber
you cannot prenumber
he cannot prenumber
we cannot prenumber
you cannot prenumber
they cannot prenumber 	I cannot be prenumbering
you cannot be prenumbering
he cannot be prenumbering
we cannot be prenumbering
you cannot be prenumbering
they cannot be prenumbering	I cannot have prenumbered
you cannot have prenumbered
he cannot have prenumbered
we cannot have prenumbered
you cannot have prenumbered
they cannot have prenumbered	I cannot have been prenumbering
you cannot have been prenumbering
he cannot have been prenumbering
we cannot have been prenumbering
you cannot have been prenumbering
they cannot have been prenumbering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I prenumber?
can you prenumber?
can he prenumber?
can we prenumber?
can you prenumber?
can they prenumber? 	can I be prenumbering?
can you be prenumbering?
can he be prenumbering?
can we be prenumbering?
can you be prenumbering?
can they be prenumbering? 	can I have prenumbered?
can you have prenumbered?
can he have prenumbered?
can we have prenumbered?
can you have prenumbered?
can they have prenumbered? 	can I have been prenumbering?
can you have been prenumbering?
can he have been prenumbering?
can we have been prenumbering?
can you have been prenumbering?
can they have been prenumbering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not prenumber?
can you not prenumber?
can he not prenumber?
can we not prenumber?
can you not prenumber?
can they not prenumber? 	can I not be prenumbering?
can you not be prenumbering?
can he not be prenumbering?
can we not be prenumbering?
can you not be prenumbering?
can they not be prenumbering? 	can I not have prenumbered?
can you not have prenumbered?
can he not have prenumbered?
can we not have prenumbered?
can you not have prenumbered?
can they not have prenumbered? 	can I not have been prenumbering?
can you not have been prenumbering?
can he not have been prenumbering?
can we not have been prenumbering?
can you not have been prenumbering?
can they not have been prenumbering?