should prebook
Verbo regular: prebook - prebooked- prebooked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should prebook
you should prebook
she should prebook
we should prebook
you should prebook
they should prebook 	I should be prebooking
you should be prebooking
she should be prebooking
we should be prebooking
you should be prebooking
they should be prebooking	I should have prebooked
you should have prebooked
she should have prebooked
we should have prebooked
you should have prebooked
they should have prebooked	I should have been prebooking
you should have been prebooking
she should have been prebooking
we should have been prebooking
you should have been prebooking
they should have been prebooking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not prebook
you should not prebook
she should not prebook
we should not prebook
you should not prebook
they should not prebook 	I should not be prebooking
you should not be prebooking
she should not be prebooking
we should not be prebooking
you should not be prebooking
they should not be prebooking	I should not have prebooked
you should not have prebooked
she should not have prebooked
we should not have prebooked
you should not have prebooked
they should not have prebooked	I should not have been prebooking
you should not have been prebooking
she should not have been prebooking
we should not have been prebooking
you should not have been prebooking
they should not have been prebooking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I prebook?
should you prebook?
should she prebook?
should we prebook?
should you prebook?
should they prebook? 	should I be prebooking?
should you be prebooking?
should she be prebooking?
should we be prebooking?
should you be prebooking?
should they be prebooking? 	should I have prebooked?
should you have prebooked?
should she have prebooked?
should we have prebooked?
should you have prebooked?
should they have prebooked? 	should I have been prebooking?
should you have been prebooking?
should she have been prebooking?
should we have been prebooking?
should you have been prebooking?
should they have been prebooking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not prebook?
should you not prebook?
should she not prebook?
should we not prebook?
should you not prebook?
should they not prebook? 	should I not be prebooking?
should you not be prebooking?
should she not be prebooking?
should we not be prebooking?
should you not be prebooking?
should they not be prebooking? 	should I not have prebooked?
should you not have prebooked?
should she not have prebooked?
should we not have prebooked?
should you not have prebooked?
should they not have prebooked? 	should I not have been prebooking?
should you not have been prebooking?
should she not have been prebooking?
should we not have been prebooking?
should you not have been prebooking?
should they not have been prebooking?