must reserve
Verbo regular: reserve - reserved- reserved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must reserve
you must reserve
he must reserve
we must reserve
you must reserve
they must reserve 	I must be reserving
you must be reserving
he must be reserving
we must be reserving
you must be reserving
they must be reserving	I must have reserved
you must have reserved
he must have reserved
we must have reserved
you must have reserved
they must have reserved	I must have been reserving
you must have been reserving
he must have been reserving
we must have been reserving
you must have been reserving
they must have been reserving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't reserve
you mustn't reserve
he mustn't reserve
we mustn't reserve
you mustn't reserve
they mustn't reserve 	I mustn't be reserving
you mustn't be reserving
he mustn't be reserving
we mustn't be reserving
you mustn't be reserving
they mustn't be reserving	I mustn't have reserved
you mustn't have reserved
he mustn't have reserved
we mustn't have reserved
you mustn't have reserved
they mustn't have reserved	I mustn't have been reserving
you mustn't have been reserving
he mustn't have been reserving
we mustn't have been reserving
you mustn't have been reserving
they mustn't have been reserving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I reserve?
must you reserve?
must he reserve?
must we reserve?
must you reserve?
must they reserve? 	must I be reserving?
must you be reserving?
must he be reserving?
must we be reserving?
must you be reserving?
must they be reserving? 	must I have reserved?
must you have reserved?
must he have reserved?
must we have reserved?
must you have reserved?
must they have reserved? 	must I have been reserving?
must you have been reserving?
must he have been reserving?
must we have been reserving?
must you have been reserving?
must they have been reserving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I reserve?
mustn't you reserve?
mustn't he reserve?
mustn't we reserve?
mustn't you reserve?
mustn't they reserve? 	mustn't I be reserving?
mustn't you be reserving?
mustn't he be reserving?
mustn't we be reserving?
mustn't you be reserving?
mustn't they be reserving? 	mustn't I have reserved?
mustn't you have reserved?
mustn't he have reserved?
mustn't we have reserved?
mustn't you have reserved?
mustn't they have reserved? 	mustn't I have been reserving?
mustn't you have been reserving?
mustn't he have been reserving?
mustn't we have been reserving?
mustn't you have been reserving?
mustn't they have been reserving?