must loiter
Verbo regular: loiter - loitered- loitered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must loiter
you must loiter
he must loiter
we must loiter
you must loiter
they must loiter 	I must be loitering
you must be loitering
he must be loitering
we must be loitering
you must be loitering
they must be loitering	I must have loitered
you must have loitered
he must have loitered
we must have loitered
you must have loitered
they must have loitered	I must have been loitering
you must have been loitering
he must have been loitering
we must have been loitering
you must have been loitering
they must have been loitering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not loiter
you must not loiter
he must not loiter
we must not loiter
you must not loiter
they must not loiter 	I must not be loitering
you must not be loitering
he must not be loitering
we must not be loitering
you must not be loitering
they must not be loitering	I must not have loitered
you must not have loitered
he must not have loitered
we must not have loitered
you must not have loitered
they must not have loitered	I must not have been loitering
you must not have been loitering
he must not have been loitering
we must not have been loitering
you must not have been loitering
they must not have been loitering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I loiter?
must you loiter?
must he loiter?
must we loiter?
must you loiter?
must they loiter? 	must I be loitering?
must you be loitering?
must he be loitering?
must we be loitering?
must you be loitering?
must they be loitering? 	must I have loitered?
must you have loitered?
must he have loitered?
must we have loitered?
must you have loitered?
must they have loitered? 	must I have been loitering?
must you have been loitering?
must he have been loitering?
must we have been loitering?
must you have been loitering?
must they have been loitering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not loiter?
must you not loiter?
must he not loiter?
must we not loiter?
must you not loiter?
must they not loiter? 	must I not be loitering?
must you not be loitering?
must he not be loitering?
must we not be loitering?
must you not be loitering?
must they not be loitering? 	must I not have loitered?
must you not have loitered?
must he not have loitered?
must we not have loitered?
must you not have loitered?
must they not have loitered? 	must I not have been loitering?
must you not have been loitering?
must he not have been loitering?
must we not have been loitering?
must you not have been loitering?
must they not have been loitering?