must orphan
Verbo regular: orphan - orphaned- orphaned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must orphan
you must orphan
he must orphan
we must orphan
you must orphan
they must orphan 	I must be orphaning
you must be orphaning
he must be orphaning
we must be orphaning
you must be orphaning
they must be orphaning	I must have orphaned
you must have orphaned
he must have orphaned
we must have orphaned
you must have orphaned
they must have orphaned	I must have been orphaning
you must have been orphaning
he must have been orphaning
we must have been orphaning
you must have been orphaning
they must have been orphaning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not orphan
you must not orphan
he must not orphan
we must not orphan
you must not orphan
they must not orphan 	I must not be orphaning
you must not be orphaning
he must not be orphaning
we must not be orphaning
you must not be orphaning
they must not be orphaning	I must not have orphaned
you must not have orphaned
he must not have orphaned
we must not have orphaned
you must not have orphaned
they must not have orphaned	I must not have been orphaning
you must not have been orphaning
he must not have been orphaning
we must not have been orphaning
you must not have been orphaning
they must not have been orphaning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I orphan?
must you orphan?
must he orphan?
must we orphan?
must you orphan?
must they orphan? 	must I be orphaning?
must you be orphaning?
must he be orphaning?
must we be orphaning?
must you be orphaning?
must they be orphaning? 	must I have orphaned?
must you have orphaned?
must he have orphaned?
must we have orphaned?
must you have orphaned?
must they have orphaned? 	must I have been orphaning?
must you have been orphaning?
must he have been orphaning?
must we have been orphaning?
must you have been orphaning?
must they have been orphaning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not orphan?
must you not orphan?
must he not orphan?
must we not orphan?
must you not orphan?
must they not orphan? 	must I not be orphaning?
must you not be orphaning?
must he not be orphaning?
must we not be orphaning?
must you not be orphaning?
must they not be orphaning? 	must I not have orphaned?
must you not have orphaned?
must he not have orphaned?
must we not have orphaned?
must you not have orphaned?
must they not have orphaned? 	must I not have been orphaning?
must you not have been orphaning?
must he not have been orphaning?
must we not have been orphaning?
must you not have been orphaning?
must they not have been orphaning?