can boohoo
Regular verb: boohoo - boohooed- boohooed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can boohoo
you can boohoo
he can boohoo
we can boohoo
you can boohoo
they can boohoo 	I can be boohooing
you can be boohooing
he can be boohooing
we can be boohooing
you can be boohooing
they can be boohooing	I can have boohooed
you can have boohooed
he can have boohooed
we can have boohooed
you can have boohooed
they can have boohooed	I can have been boohooing
you can have been boohooing
he can have been boohooing
we can have been boohooing
you can have been boohooing
they can have been boohooing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot boohoo
you cannot boohoo
he cannot boohoo
we cannot boohoo
you cannot boohoo
they cannot boohoo 	I cannot be boohooing
you cannot be boohooing
he cannot be boohooing
we cannot be boohooing
you cannot be boohooing
they cannot be boohooing	I cannot have boohooed
you cannot have boohooed
he cannot have boohooed
we cannot have boohooed
you cannot have boohooed
they cannot have boohooed	I cannot have been boohooing
you cannot have been boohooing
he cannot have been boohooing
we cannot have been boohooing
you cannot have been boohooing
they cannot have been boohooing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I boohoo?
can you boohoo?
can he boohoo?
can we boohoo?
can you boohoo?
can they boohoo? 	can I be boohooing?
can you be boohooing?
can he be boohooing?
can we be boohooing?
can you be boohooing?
can they be boohooing? 	can I have boohooed?
can you have boohooed?
can he have boohooed?
can we have boohooed?
can you have boohooed?
can they have boohooed? 	can I have been boohooing?
can you have been boohooing?
can he have been boohooing?
can we have been boohooing?
can you have been boohooing?
can they have been boohooing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not boohoo?
can you not boohoo?
can he not boohoo?
can we not boohoo?
can you not boohoo?
can they not boohoo? 	can I not be boohooing?
can you not be boohooing?
can he not be boohooing?
can we not be boohooing?
can you not be boohooing?
can they not be boohooing? 	can I not have boohooed?
can you not have boohooed?
can he not have boohooed?
can we not have boohooed?
can you not have boohooed?
can they not have boohooed? 	can I not have been boohooing?
can you not have been boohooing?
can he not have been boohooing?
can we not have been boohooing?
can you not have been boohooing?
can they not have been boohooing?