must unlatch
Verbo regular: unlatch - unlatched- unlatched

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must unlatch
you must unlatch
he must unlatch
we must unlatch
you must unlatch
they must unlatch 	I must be unlatching
you must be unlatching
he must be unlatching
we must be unlatching
you must be unlatching
they must be unlatching	I must have unlatched
you must have unlatched
he must have unlatched
we must have unlatched
you must have unlatched
they must have unlatched	I must have been unlatching
you must have been unlatching
he must have been unlatching
we must have been unlatching
you must have been unlatching
they must have been unlatching	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not unlatch
you must not unlatch
he must not unlatch
we must not unlatch
you must not unlatch
they must not unlatch 	I must not be unlatching
you must not be unlatching
he must not be unlatching
we must not be unlatching
you must not be unlatching
they must not be unlatching	I must not have unlatched
you must not have unlatched
he must not have unlatched
we must not have unlatched
you must not have unlatched
they must not have unlatched	I must not have been unlatching
you must not have been unlatching
he must not have been unlatching
we must not have been unlatching
you must not have been unlatching
they must not have been unlatching	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I unlatch?
must you unlatch?
must he unlatch?
must we unlatch?
must you unlatch?
must they unlatch? 	must I be unlatching?
must you be unlatching?
must he be unlatching?
must we be unlatching?
must you be unlatching?
must they be unlatching? 	must I have unlatched?
must you have unlatched?
must he have unlatched?
must we have unlatched?
must you have unlatched?
must they have unlatched? 	must I have been unlatching?
must you have been unlatching?
must he have been unlatching?
must we have been unlatching?
must you have been unlatching?
must they have been unlatching? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not unlatch?
must you not unlatch?
must he not unlatch?
must we not unlatch?
must you not unlatch?
must they not unlatch? 	must I not be unlatching?
must you not be unlatching?
must he not be unlatching?
must we not be unlatching?
must you not be unlatching?
must they not be unlatching? 	must I not have unlatched?
must you not have unlatched?
must he not have unlatched?
must we not have unlatched?
must you not have unlatched?
must they not have unlatched? 	must I not have been unlatching?
must you not have been unlatching?
must he not have been unlatching?
must we not have been unlatching?
must you not have been unlatching?
must they not have been unlatching?