must disappear
Verbo regolare: disappear - disappeared- disappeared

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must disappear
you must disappear
he must disappear
we must disappear
you must disappear
they must disappear 	I must be disappearing
you must be disappearing
he must be disappearing
we must be disappearing
you must be disappearing
they must be disappearing	I must have disappeared
you must have disappeared
he must have disappeared
we must have disappeared
you must have disappeared
they must have disappeared	I must have been disappearing
you must have been disappearing
he must have been disappearing
we must have been disappearing
you must have been disappearing
they must have been disappearing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not disappear
you must not disappear
he must not disappear
we must not disappear
you must not disappear
they must not disappear 	I must not be disappearing
you must not be disappearing
he must not be disappearing
we must not be disappearing
you must not be disappearing
they must not be disappearing	I must not have disappeared
you must not have disappeared
he must not have disappeared
we must not have disappeared
you must not have disappeared
they must not have disappeared	I must not have been disappearing
you must not have been disappearing
he must not have been disappearing
we must not have been disappearing
you must not have been disappearing
they must not have been disappearing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I disappear?
must you disappear?
must he disappear?
must we disappear?
must you disappear?
must they disappear? 	must I be disappearing?
must you be disappearing?
must he be disappearing?
must we be disappearing?
must you be disappearing?
must they be disappearing? 	must I have disappeared?
must you have disappeared?
must he have disappeared?
must we have disappeared?
must you have disappeared?
must they have disappeared? 	must I have been disappearing?
must you have been disappearing?
must he have been disappearing?
must we have been disappearing?
must you have been disappearing?
must they have been disappearing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not disappear?
must you not disappear?
must he not disappear?
must we not disappear?
must you not disappear?
must they not disappear? 	must I not be disappearing?
must you not be disappearing?
must he not be disappearing?
must we not be disappearing?
must you not be disappearing?
must they not be disappearing? 	must I not have disappeared?
must you not have disappeared?
must he not have disappeared?
must we not have disappeared?
must you not have disappeared?
must they not have disappeared? 	must I not have been disappearing?
must you not have been disappearing?
must he not have been disappearing?
must we not have been disappearing?
must you not have been disappearing?
must they not have been disappearing?