must precede
Verbo regolare: precede - preceded- preceded

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must precede
you must precede
he must precede
we must precede
you must precede
they must precede 	I must be preceding
you must be preceding
he must be preceding
we must be preceding
you must be preceding
they must be preceding	I must have preceded
you must have preceded
he must have preceded
we must have preceded
you must have preceded
they must have preceded	I must have been preceding
you must have been preceding
he must have been preceding
we must have been preceding
you must have been preceding
they must have been preceding	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't precede
you mustn't precede
he mustn't precede
we mustn't precede
you mustn't precede
they mustn't precede 	I mustn't be preceding
you mustn't be preceding
he mustn't be preceding
we mustn't be preceding
you mustn't be preceding
they mustn't be preceding	I mustn't have preceded
you mustn't have preceded
he mustn't have preceded
we mustn't have preceded
you mustn't have preceded
they mustn't have preceded	I mustn't have been preceding
you mustn't have been preceding
he mustn't have been preceding
we mustn't have been preceding
you mustn't have been preceding
they mustn't have been preceding	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I precede?
must you precede?
must he precede?
must we precede?
must you precede?
must they precede? 	must I be preceding?
must you be preceding?
must he be preceding?
must we be preceding?
must you be preceding?
must they be preceding? 	must I have preceded?
must you have preceded?
must he have preceded?
must we have preceded?
must you have preceded?
must they have preceded? 	must I have been preceding?
must you have been preceding?
must he have been preceding?
must we have been preceding?
must you have been preceding?
must they have been preceding? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I precede?
mustn't you precede?
mustn't he precede?
mustn't we precede?
mustn't you precede?
mustn't they precede? 	mustn't I be preceding?
mustn't you be preceding?
mustn't he be preceding?
mustn't we be preceding?
mustn't you be preceding?
mustn't they be preceding? 	mustn't I have preceded?
mustn't you have preceded?
mustn't he have preceded?
mustn't we have preceded?
mustn't you have preceded?
mustn't they have preceded? 	mustn't I have been preceding?
mustn't you have been preceding?
mustn't he have been preceding?
mustn't we have been preceding?
mustn't you have been preceding?
mustn't they have been preceding?