may prebook
Verbo regular: prebook - prebooked- prebooked

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

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't prebook
you mayn't prebook
he mayn't prebook
we mayn't prebook
you mayn't prebook
they mayn't prebook 	I mayn't be prebooking
you mayn't be prebooking
he mayn't be prebooking
we mayn't be prebooking
you mayn't be prebooking
they mayn't be prebooking	I mayn't have prebooked
you mayn't have prebooked
he mayn't have prebooked
we mayn't have prebooked
you mayn't have prebooked
they mayn't have prebooked	I mayn't have been prebooking
you mayn't have been prebooking
he mayn't have been prebooking
we mayn't have been prebooking
you mayn't have been prebooking
they mayn't have been prebooking	

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

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I prebook?
mayn't you prebook?
mayn't he prebook?
mayn't we prebook?
mayn't you prebook?
mayn't they prebook? 	mayn't I be prebooking?
mayn't you be prebooking?
mayn't he be prebooking?
mayn't we be prebooking?
mayn't you be prebooking?
mayn't they be prebooking? 	mayn't I have prebooked?
mayn't you have prebooked?
mayn't he have prebooked?
mayn't we have prebooked?
mayn't you have prebooked?
mayn't they have prebooked? 	mayn't I have been prebooking?
mayn't you have been prebooking?
mayn't he have been prebooking?
mayn't we have been prebooking?
mayn't you have been prebooking?
mayn't they have been prebooking?