must unroll
Verbo regular: unroll - unrolled- unrolled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must unroll
you must unroll
he must unroll
we must unroll
you must unroll
they must unroll 	I must be unrolling
you must be unrolling
he must be unrolling
we must be unrolling
you must be unrolling
they must be unrolling	I must have unrolled
you must have unrolled
he must have unrolled
we must have unrolled
you must have unrolled
they must have unrolled	I must have been unrolling
you must have been unrolling
he must have been unrolling
we must have been unrolling
you must have been unrolling
they must have been unrolling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not unroll
you must not unroll
he must not unroll
we must not unroll
you must not unroll
they must not unroll 	I must not be unrolling
you must not be unrolling
he must not be unrolling
we must not be unrolling
you must not be unrolling
they must not be unrolling	I must not have unrolled
you must not have unrolled
he must not have unrolled
we must not have unrolled
you must not have unrolled
they must not have unrolled	I must not have been unrolling
you must not have been unrolling
he must not have been unrolling
we must not have been unrolling
you must not have been unrolling
they must not have been unrolling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I unroll?
must you unroll?
must he unroll?
must we unroll?
must you unroll?
must they unroll? 	must I be unrolling?
must you be unrolling?
must he be unrolling?
must we be unrolling?
must you be unrolling?
must they be unrolling? 	must I have unrolled?
must you have unrolled?
must he have unrolled?
must we have unrolled?
must you have unrolled?
must they have unrolled? 	must I have been unrolling?
must you have been unrolling?
must he have been unrolling?
must we have been unrolling?
must you have been unrolling?
must they have been unrolling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not unroll?
must you not unroll?
must he not unroll?
must we not unroll?
must you not unroll?
must they not unroll? 	must I not be unrolling?
must you not be unrolling?
must he not be unrolling?
must we not be unrolling?
must you not be unrolling?
must they not be unrolling? 	must I not have unrolled?
must you not have unrolled?
must he not have unrolled?
must we not have unrolled?
must you not have unrolled?
must they not have unrolled? 	must I not have been unrolling?
must you not have been unrolling?
must he not have been unrolling?
must we not have been unrolling?
must you not have been unrolling?
must they not have been unrolling?