must unscramble
Verbo regular: unscramble - unscrambled- unscrambled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must unscramble
you must unscramble
he must unscramble
we must unscramble
you must unscramble
they must unscramble 	I must be unscrambling
you must be unscrambling
he must be unscrambling
we must be unscrambling
you must be unscrambling
they must be unscrambling	I must have unscrambled
you must have unscrambled
he must have unscrambled
we must have unscrambled
you must have unscrambled
they must have unscrambled	I must have been unscrambling
you must have been unscrambling
he must have been unscrambling
we must have been unscrambling
you must have been unscrambling
they must have been unscrambling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not unscramble
you must not unscramble
he must not unscramble
we must not unscramble
you must not unscramble
they must not unscramble 	I must not be unscrambling
you must not be unscrambling
he must not be unscrambling
we must not be unscrambling
you must not be unscrambling
they must not be unscrambling	I must not have unscrambled
you must not have unscrambled
he must not have unscrambled
we must not have unscrambled
you must not have unscrambled
they must not have unscrambled	I must not have been unscrambling
you must not have been unscrambling
he must not have been unscrambling
we must not have been unscrambling
you must not have been unscrambling
they must not have been unscrambling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I unscramble?
must you unscramble?
must he unscramble?
must we unscramble?
must you unscramble?
must they unscramble? 	must I be unscrambling?
must you be unscrambling?
must he be unscrambling?
must we be unscrambling?
must you be unscrambling?
must they be unscrambling? 	must I have unscrambled?
must you have unscrambled?
must he have unscrambled?
must we have unscrambled?
must you have unscrambled?
must they have unscrambled? 	must I have been unscrambling?
must you have been unscrambling?
must he have been unscrambling?
must we have been unscrambling?
must you have been unscrambling?
must they have been unscrambling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not unscramble?
must you not unscramble?
must he not unscramble?
must we not unscramble?
must you not unscramble?
must they not unscramble? 	must I not be unscrambling?
must you not be unscrambling?
must he not be unscrambling?
must we not be unscrambling?
must you not be unscrambling?
must they not be unscrambling? 	must I not have unscrambled?
must you not have unscrambled?
must he not have unscrambled?
must we not have unscrambled?
must you not have unscrambled?
must they not have unscrambled? 	must I not have been unscrambling?
must you not have been unscrambling?
must he not have been unscrambling?
must we not have been unscrambling?
must you not have been unscrambling?
must they not have been unscrambling?