must occasion
Verbo regolare: occasion - occasioned- occasioned

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must occasion
you must occasion
he must occasion
we must occasion
you must occasion
they must occasion 	I must be occasioning
you must be occasioning
he must be occasioning
we must be occasioning
you must be occasioning
they must be occasioning	I must have occasioned
you must have occasioned
he must have occasioned
we must have occasioned
you must have occasioned
they must have occasioned	I must have been occasioning
you must have been occasioning
he must have been occasioning
we must have been occasioning
you must have been occasioning
they must have been occasioning	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not occasion
you must not occasion
he must not occasion
we must not occasion
you must not occasion
they must not occasion 	I must not be occasioning
you must not be occasioning
he must not be occasioning
we must not be occasioning
you must not be occasioning
they must not be occasioning	I must not have occasioned
you must not have occasioned
he must not have occasioned
we must not have occasioned
you must not have occasioned
they must not have occasioned	I must not have been occasioning
you must not have been occasioning
he must not have been occasioning
we must not have been occasioning
you must not have been occasioning
they must not have been occasioning	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I occasion?
must you occasion?
must he occasion?
must we occasion?
must you occasion?
must they occasion? 	must I be occasioning?
must you be occasioning?
must he be occasioning?
must we be occasioning?
must you be occasioning?
must they be occasioning? 	must I have occasioned?
must you have occasioned?
must he have occasioned?
must we have occasioned?
must you have occasioned?
must they have occasioned? 	must I have been occasioning?
must you have been occasioning?
must he have been occasioning?
must we have been occasioning?
must you have been occasioning?
must they have been occasioning? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not occasion?
must you not occasion?
must he not occasion?
must we not occasion?
must you not occasion?
must they not occasion? 	must I not be occasioning?
must you not be occasioning?
must he not be occasioning?
must we not be occasioning?
must you not be occasioning?
must they not be occasioning? 	must I not have occasioned?
must you not have occasioned?
must he not have occasioned?
must we not have occasioned?
must you not have occasioned?
must they not have occasioned? 	must I not have been occasioning?
must you not have been occasioning?
must he not have been occasioning?
must we not have been occasioning?
must you not have been occasioning?
must they not have been occasioning?