must precontract
Verbo regolare: precontract - precontracted- precontracted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must precontract
you must precontract
he must precontract
we must precontract
you must precontract
they must precontract 	I must be precontracting
you must be precontracting
he must be precontracting
we must be precontracting
you must be precontracting
they must be precontracting	I must have precontracted
you must have precontracted
he must have precontracted
we must have precontracted
you must have precontracted
they must have precontracted	I must have been precontracting
you must have been precontracting
he must have been precontracting
we must have been precontracting
you must have been precontracting
they must have been precontracting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't precontract
you mustn't precontract
he mustn't precontract
we mustn't precontract
you mustn't precontract
they mustn't precontract 	I mustn't be precontracting
you mustn't be precontracting
he mustn't be precontracting
we mustn't be precontracting
you mustn't be precontracting
they mustn't be precontracting	I mustn't have precontracted
you mustn't have precontracted
he mustn't have precontracted
we mustn't have precontracted
you mustn't have precontracted
they mustn't have precontracted	I mustn't have been precontracting
you mustn't have been precontracting
he mustn't have been precontracting
we mustn't have been precontracting
you mustn't have been precontracting
they mustn't have been precontracting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I precontract?
must you precontract?
must he precontract?
must we precontract?
must you precontract?
must they precontract? 	must I be precontracting?
must you be precontracting?
must he be precontracting?
must we be precontracting?
must you be precontracting?
must they be precontracting? 	must I have precontracted?
must you have precontracted?
must he have precontracted?
must we have precontracted?
must you have precontracted?
must they have precontracted? 	must I have been precontracting?
must you have been precontracting?
must he have been precontracting?
must we have been precontracting?
must you have been precontracting?
must they have been precontracting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I precontract?
mustn't you precontract?
mustn't he precontract?
mustn't we precontract?
mustn't you precontract?
mustn't they precontract? 	mustn't I be precontracting?
mustn't you be precontracting?
mustn't he be precontracting?
mustn't we be precontracting?
mustn't you be precontracting?
mustn't they be precontracting? 	mustn't I have precontracted?
mustn't you have precontracted?
mustn't he have precontracted?
mustn't we have precontracted?
mustn't you have precontracted?
mustn't they have precontracted? 	mustn't I have been precontracting?
mustn't you have been precontracting?
mustn't he have been precontracting?
mustn't we have been precontracting?
mustn't you have been precontracting?
mustn't they have been precontracting?