can boo-hoo
Regular verb: boo-hoo - boo-hooed- boo-hooed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can boo-hoo
you can boo-hoo
she can boo-hoo
we can boo-hoo
you can boo-hoo
they can boo-hoo 	I can be boo-hooing
you can be boo-hooing
she can be boo-hooing
we can be boo-hooing
you can be boo-hooing
they can be boo-hooing	I can have boo-hooed
you can have boo-hooed
she can have boo-hooed
we can have boo-hooed
you can have boo-hooed
they can have boo-hooed	I can have been boo-hooing
you can have been boo-hooing
she can have been boo-hooing
we can have been boo-hooing
you can have been boo-hooing
they can have been boo-hooing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot boo-hoo
you cannot boo-hoo
she cannot boo-hoo
we cannot boo-hoo
you cannot boo-hoo
they cannot boo-hoo 	I cannot be boo-hooing
you cannot be boo-hooing
she cannot be boo-hooing
we cannot be boo-hooing
you cannot be boo-hooing
they cannot be boo-hooing	I cannot have boo-hooed
you cannot have boo-hooed
she cannot have boo-hooed
we cannot have boo-hooed
you cannot have boo-hooed
they cannot have boo-hooed	I cannot have been boo-hooing
you cannot have been boo-hooing
she cannot have been boo-hooing
we cannot have been boo-hooing
you cannot have been boo-hooing
they cannot have been boo-hooing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I boo-hoo?
can you boo-hoo?
can she boo-hoo?
can we boo-hoo?
can you boo-hoo?
can they boo-hoo? 	can I be boo-hooing?
can you be boo-hooing?
can she be boo-hooing?
can we be boo-hooing?
can you be boo-hooing?
can they be boo-hooing? 	can I have boo-hooed?
can you have boo-hooed?
can she have boo-hooed?
can we have boo-hooed?
can you have boo-hooed?
can they have boo-hooed? 	can I have been boo-hooing?
can you have been boo-hooing?
can she have been boo-hooing?
can we have been boo-hooing?
can you have been boo-hooing?
can they have been boo-hooing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not boo-hoo?
can you not boo-hoo?
can she not boo-hoo?
can we not boo-hoo?
can you not boo-hoo?
can they not boo-hoo? 	can I not be boo-hooing?
can you not be boo-hooing?
can she not be boo-hooing?
can we not be boo-hooing?
can you not be boo-hooing?
can they not be boo-hooing? 	can I not have boo-hooed?
can you not have boo-hooed?
can she not have boo-hooed?
can we not have boo-hooed?
can you not have boo-hooed?
can they not have boo-hooed? 	can I not have been boo-hooing?
can you not have been boo-hooing?
can she not have been boo-hooing?
can we not have been boo-hooing?
can you not have been boo-hooing?
can they not have been boo-hooing?