must unsnarl
Verbo regular: unsnarl - unsnarled- unsnarled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must unsnarl
you must unsnarl
he must unsnarl
we must unsnarl
you must unsnarl
they must unsnarl 	I must be unsnarling
you must be unsnarling
he must be unsnarling
we must be unsnarling
you must be unsnarling
they must be unsnarling	I must have unsnarled
you must have unsnarled
he must have unsnarled
we must have unsnarled
you must have unsnarled
they must have unsnarled	I must have been unsnarling
you must have been unsnarling
he must have been unsnarling
we must have been unsnarling
you must have been unsnarling
they must have been unsnarling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not unsnarl
you must not unsnarl
he must not unsnarl
we must not unsnarl
you must not unsnarl
they must not unsnarl 	I must not be unsnarling
you must not be unsnarling
he must not be unsnarling
we must not be unsnarling
you must not be unsnarling
they must not be unsnarling	I must not have unsnarled
you must not have unsnarled
he must not have unsnarled
we must not have unsnarled
you must not have unsnarled
they must not have unsnarled	I must not have been unsnarling
you must not have been unsnarling
he must not have been unsnarling
we must not have been unsnarling
you must not have been unsnarling
they must not have been unsnarling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I unsnarl?
must you unsnarl?
must he unsnarl?
must we unsnarl?
must you unsnarl?
must they unsnarl? 	must I be unsnarling?
must you be unsnarling?
must he be unsnarling?
must we be unsnarling?
must you be unsnarling?
must they be unsnarling? 	must I have unsnarled?
must you have unsnarled?
must he have unsnarled?
must we have unsnarled?
must you have unsnarled?
must they have unsnarled? 	must I have been unsnarling?
must you have been unsnarling?
must he have been unsnarling?
must we have been unsnarling?
must you have been unsnarling?
must they have been unsnarling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not unsnarl?
must you not unsnarl?
must he not unsnarl?
must we not unsnarl?
must you not unsnarl?
must they not unsnarl? 	must I not be unsnarling?
must you not be unsnarling?
must he not be unsnarling?
must we not be unsnarling?
must you not be unsnarling?
must they not be unsnarling? 	must I not have unsnarled?
must you not have unsnarled?
must he not have unsnarled?
must we not have unsnarled?
must you not have unsnarled?
must they not have unsnarled? 	must I not have been unsnarling?
must you not have been unsnarling?
must he not have been unsnarling?
must we not have been unsnarling?
must you not have been unsnarling?
must they not have been unsnarling?