must lube
Verbo regolare: lube - lubed- lubed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must lube
you must lube
he must lube
we must lube
you must lube
they must lube 	I must be lubing
you must be lubing
he must be lubing
we must be lubing
you must be lubing
they must be lubing	I must have lubed
you must have lubed
he must have lubed
we must have lubed
you must have lubed
they must have lubed	I must have been lubing
you must have been lubing
he must have been lubing
we must have been lubing
you must have been lubing
they must have been lubing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not lube
you must not lube
he must not lube
we must not lube
you must not lube
they must not lube 	I must not be lubing
you must not be lubing
he must not be lubing
we must not be lubing
you must not be lubing
they must not be lubing	I must not have lubed
you must not have lubed
he must not have lubed
we must not have lubed
you must not have lubed
they must not have lubed	I must not have been lubing
you must not have been lubing
he must not have been lubing
we must not have been lubing
you must not have been lubing
they must not have been lubing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I lube?
must you lube?
must he lube?
must we lube?
must you lube?
must they lube? 	must I be lubing?
must you be lubing?
must he be lubing?
must we be lubing?
must you be lubing?
must they be lubing? 	must I have lubed?
must you have lubed?
must he have lubed?
must we have lubed?
must you have lubed?
must they have lubed? 	must I have been lubing?
must you have been lubing?
must he have been lubing?
must we have been lubing?
must you have been lubing?
must they have been lubing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not lube?
must you not lube?
must he not lube?
must we not lube?
must you not lube?
must they not lube? 	must I not be lubing?
must you not be lubing?
must he not be lubing?
must we not be lubing?
must you not be lubing?
must they not be lubing? 	must I not have lubed?
must you not have lubed?
must he not have lubed?
must we not have lubed?
must you not have lubed?
must they not have lubed? 	must I not have been lubing?
must you not have been lubing?
must he not have been lubing?
must we not have been lubing?
must you not have been lubing?
must they not have been lubing?