must lease
Verbe régulier : lease - leased- leased
Traduction française : louer à bail - louer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must lease
you must lease
he must lease
we must lease
you must lease
they must lease 	I must be leasing
you must be leasing
he must be leasing
we must be leasing
you must be leasing
they must be leasing	I must have leased
you must have leased
he must have leased
we must have leased
you must have leased
they must have leased	I must have been leasing
you must have been leasing
he must have been leasing
we must have been leasing
you must have been leasing
they must have been leasing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not lease
you must not lease
he must not lease
we must not lease
you must not lease
they must not lease 	I must not be leasing
you must not be leasing
he must not be leasing
we must not be leasing
you must not be leasing
they must not be leasing	I must not have leased
you must not have leased
he must not have leased
we must not have leased
you must not have leased
they must not have leased	I must not have been leasing
you must not have been leasing
he must not have been leasing
we must not have been leasing
you must not have been leasing
they must not have been leasing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I lease?
must you lease?
must he lease?
must we lease?
must you lease?
must they lease? 	must I be leasing?
must you be leasing?
must he be leasing?
must we be leasing?
must you be leasing?
must they be leasing? 	must I have leased?
must you have leased?
must he have leased?
must we have leased?
must you have leased?
must they have leased? 	must I have been leasing?
must you have been leasing?
must he have been leasing?
must we have been leasing?
must you have been leasing?
must they have been leasing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not lease?
must you not lease?
must he not lease?
must we not lease?
must you not lease?
must they not lease? 	must I not be leasing?
must you not be leasing?
must he not be leasing?
must we not be leasing?
must you not be leasing?
must they not be leasing? 	must I not have leased?
must you not have leased?
must he not have leased?
must we not have leased?
must you not have leased?
must they not have leased? 	must I not have been leasing?
must you not have been leasing?
must he not have been leasing?
must we not have been leasing?
must you not have been leasing?
must they not have been leasing?