must site
Verbo regular: site - sited- sited

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must site
you must site
he must site
we must site
you must site
they must site 	I must be siting
you must be siting
he must be siting
we must be siting
you must be siting
they must be siting	I must have sited
you must have sited
he must have sited
we must have sited
you must have sited
they must have sited	I must have been siting
you must have been siting
he must have been siting
we must have been siting
you must have been siting
they must have been siting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't site
you mustn't site
he mustn't site
we mustn't site
you mustn't site
they mustn't site 	I mustn't be siting
you mustn't be siting
he mustn't be siting
we mustn't be siting
you mustn't be siting
they mustn't be siting	I mustn't have sited
you mustn't have sited
he mustn't have sited
we mustn't have sited
you mustn't have sited
they mustn't have sited	I mustn't have been siting
you mustn't have been siting
he mustn't have been siting
we mustn't have been siting
you mustn't have been siting
they mustn't have been siting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I site?
must you site?
must he site?
must we site?
must you site?
must they site? 	must I be siting?
must you be siting?
must he be siting?
must we be siting?
must you be siting?
must they be siting? 	must I have sited?
must you have sited?
must he have sited?
must we have sited?
must you have sited?
must they have sited? 	must I have been siting?
must you have been siting?
must he have been siting?
must we have been siting?
must you have been siting?
must they have been siting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I site?
mustn't you site?
mustn't he site?
mustn't we site?
mustn't you site?
mustn't they site? 	mustn't I be siting?
mustn't you be siting?
mustn't he be siting?
mustn't we be siting?
mustn't you be siting?
mustn't they be siting? 	mustn't I have sited?
mustn't you have sited?
mustn't he have sited?
mustn't we have sited?
mustn't you have sited?
mustn't they have sited? 	mustn't I have been siting?
mustn't you have been siting?
mustn't he have been siting?
mustn't we have been siting?
mustn't you have been siting?
mustn't they have been siting?