must protocol
Verbo regular: protocol - protocoled- protocoled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must protocol
you must protocol
he must protocol
we must protocol
you must protocol
they must protocol 	I must be protocoling
you must be protocoling
he must be protocoling
we must be protocoling
you must be protocoling
they must be protocoling	I must have protocoled
you must have protocoled
he must have protocoled
we must have protocoled
you must have protocoled
they must have protocoled	I must have been protocoling
you must have been protocoling
he must have been protocoling
we must have been protocoling
you must have been protocoling
they must have been protocoling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't protocol
you mustn't protocol
he mustn't protocol
we mustn't protocol
you mustn't protocol
they mustn't protocol 	I mustn't be protocoling
you mustn't be protocoling
he mustn't be protocoling
we mustn't be protocoling
you mustn't be protocoling
they mustn't be protocoling	I mustn't have protocoled
you mustn't have protocoled
he mustn't have protocoled
we mustn't have protocoled
you mustn't have protocoled
they mustn't have protocoled	I mustn't have been protocoling
you mustn't have been protocoling
he mustn't have been protocoling
we mustn't have been protocoling
you mustn't have been protocoling
they mustn't have been protocoling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I protocol?
must you protocol?
must he protocol?
must we protocol?
must you protocol?
must they protocol? 	must I be protocoling?
must you be protocoling?
must he be protocoling?
must we be protocoling?
must you be protocoling?
must they be protocoling? 	must I have protocoled?
must you have protocoled?
must he have protocoled?
must we have protocoled?
must you have protocoled?
must they have protocoled? 	must I have been protocoling?
must you have been protocoling?
must he have been protocoling?
must we have been protocoling?
must you have been protocoling?
must they have been protocoling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I protocol?
mustn't you protocol?
mustn't he protocol?
mustn't we protocol?
mustn't you protocol?
mustn't they protocol? 	mustn't I be protocoling?
mustn't you be protocoling?
mustn't he be protocoling?
mustn't we be protocoling?
mustn't you be protocoling?
mustn't they be protocoling? 	mustn't I have protocoled?
mustn't you have protocoled?
mustn't he have protocoled?
mustn't we have protocoled?
mustn't you have protocoled?
mustn't they have protocoled? 	mustn't I have been protocoling?
mustn't you have been protocoling?
mustn't he have been protocoling?
mustn't we have been protocoling?
mustn't you have been protocoling?
mustn't they have been protocoling?