must loose
Verbo regular: loose - loosed- loosed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must loose
you must loose
he must loose
we must loose
you must loose
they must loose 	I must be loosing
you must be loosing
he must be loosing
we must be loosing
you must be loosing
they must be loosing	I must have loosed
you must have loosed
he must have loosed
we must have loosed
you must have loosed
they must have loosed	I must have been loosing
you must have been loosing
he must have been loosing
we must have been loosing
you must have been loosing
they must have been loosing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not loose
you must not loose
he must not loose
we must not loose
you must not loose
they must not loose 	I must not be loosing
you must not be loosing
he must not be loosing
we must not be loosing
you must not be loosing
they must not be loosing	I must not have loosed
you must not have loosed
he must not have loosed
we must not have loosed
you must not have loosed
they must not have loosed	I must not have been loosing
you must not have been loosing
he must not have been loosing
we must not have been loosing
you must not have been loosing
they must not have been loosing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I loose?
must you loose?
must he loose?
must we loose?
must you loose?
must they loose? 	must I be loosing?
must you be loosing?
must he be loosing?
must we be loosing?
must you be loosing?
must they be loosing? 	must I have loosed?
must you have loosed?
must he have loosed?
must we have loosed?
must you have loosed?
must they have loosed? 	must I have been loosing?
must you have been loosing?
must he have been loosing?
must we have been loosing?
must you have been loosing?
must they have been loosing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not loose?
must you not loose?
must he not loose?
must we not loose?
must you not loose?
must they not loose? 	must I not be loosing?
must you not be loosing?
must he not be loosing?
must we not be loosing?
must you not be loosing?
must they not be loosing? 	must I not have loosed?
must you not have loosed?
must he not have loosed?
must we not have loosed?
must you not have loosed?
must they not have loosed? 	must I not have been loosing?
must you not have been loosing?
must he not have been loosing?
must we not have been loosing?
must you not have been loosing?
must they not have been loosing?