must scrunch
Verbo regular: scrunch - scrunched- scrunched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must scrunch
you must scrunch
he must scrunch
we must scrunch
you must scrunch
they must scrunch 	I must be scrunching
you must be scrunching
he must be scrunching
we must be scrunching
you must be scrunching
they must be scrunching	I must have scrunched
you must have scrunched
he must have scrunched
we must have scrunched
you must have scrunched
they must have scrunched	I must have been scrunching
you must have been scrunching
he must have been scrunching
we must have been scrunching
you must have been scrunching
they must have been scrunching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not scrunch
you must not scrunch
he must not scrunch
we must not scrunch
you must not scrunch
they must not scrunch 	I must not be scrunching
you must not be scrunching
he must not be scrunching
we must not be scrunching
you must not be scrunching
they must not be scrunching	I must not have scrunched
you must not have scrunched
he must not have scrunched
we must not have scrunched
you must not have scrunched
they must not have scrunched	I must not have been scrunching
you must not have been scrunching
he must not have been scrunching
we must not have been scrunching
you must not have been scrunching
they must not have been scrunching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I scrunch?
must you scrunch?
must he scrunch?
must we scrunch?
must you scrunch?
must they scrunch? 	must I be scrunching?
must you be scrunching?
must he be scrunching?
must we be scrunching?
must you be scrunching?
must they be scrunching? 	must I have scrunched?
must you have scrunched?
must he have scrunched?
must we have scrunched?
must you have scrunched?
must they have scrunched? 	must I have been scrunching?
must you have been scrunching?
must he have been scrunching?
must we have been scrunching?
must you have been scrunching?
must they have been scrunching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not scrunch?
must you not scrunch?
must he not scrunch?
must we not scrunch?
must you not scrunch?
must they not scrunch? 	must I not be scrunching?
must you not be scrunching?
must he not be scrunching?
must we not be scrunching?
must you not be scrunching?
must they not be scrunching? 	must I not have scrunched?
must you not have scrunched?
must he not have scrunched?
must we not have scrunched?
must you not have scrunched?
must they not have scrunched? 	must I not have been scrunching?
must you not have been scrunching?
must he not have been scrunching?
must we not have been scrunching?
must you not have been scrunching?
must they not have been scrunching?