must obliterate
Verbo regular: obliterate - obliterated- obliterated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must obliterate
you must obliterate
he must obliterate
we must obliterate
you must obliterate
they must obliterate 	I must be obliterating
you must be obliterating
he must be obliterating
we must be obliterating
you must be obliterating
they must be obliterating	I must have obliterated
you must have obliterated
he must have obliterated
we must have obliterated
you must have obliterated
they must have obliterated	I must have been obliterating
you must have been obliterating
he must have been obliterating
we must have been obliterating
you must have been obliterating
they must have been obliterating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not obliterate
you must not obliterate
he must not obliterate
we must not obliterate
you must not obliterate
they must not obliterate 	I must not be obliterating
you must not be obliterating
he must not be obliterating
we must not be obliterating
you must not be obliterating
they must not be obliterating	I must not have obliterated
you must not have obliterated
he must not have obliterated
we must not have obliterated
you must not have obliterated
they must not have obliterated	I must not have been obliterating
you must not have been obliterating
he must not have been obliterating
we must not have been obliterating
you must not have been obliterating
they must not have been obliterating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I obliterate?
must you obliterate?
must he obliterate?
must we obliterate?
must you obliterate?
must they obliterate? 	must I be obliterating?
must you be obliterating?
must he be obliterating?
must we be obliterating?
must you be obliterating?
must they be obliterating? 	must I have obliterated?
must you have obliterated?
must he have obliterated?
must we have obliterated?
must you have obliterated?
must they have obliterated? 	must I have been obliterating?
must you have been obliterating?
must he have been obliterating?
must we have been obliterating?
must you have been obliterating?
must they have been obliterating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not obliterate?
must you not obliterate?
must he not obliterate?
must we not obliterate?
must you not obliterate?
must they not obliterate? 	must I not be obliterating?
must you not be obliterating?
must he not be obliterating?
must we not be obliterating?
must you not be obliterating?
must they not be obliterating? 	must I not have obliterated?
must you not have obliterated?
must he not have obliterated?
must we not have obliterated?
must you not have obliterated?
must they not have obliterated? 	must I not have been obliterating?
must you not have been obliterating?
must he not have been obliterating?
must we not have been obliterating?
must you not have been obliterating?
must they not have been obliterating?