must octuple
Verbo regular: octuple - octupled- octupled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must octuple
you must octuple
she must octuple
we must octuple
you must octuple
they must octuple 	I must be octupling
you must be octupling
she must be octupling
we must be octupling
you must be octupling
they must be octupling	I must have octupled
you must have octupled
she must have octupled
we must have octupled
you must have octupled
they must have octupled	I must have been octupling
you must have been octupling
she must have been octupling
we must have been octupling
you must have been octupling
they must have been octupling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not octuple
you must not octuple
she must not octuple
we must not octuple
you must not octuple
they must not octuple 	I must not be octupling
you must not be octupling
she must not be octupling
we must not be octupling
you must not be octupling
they must not be octupling	I must not have octupled
you must not have octupled
she must not have octupled
we must not have octupled
you must not have octupled
they must not have octupled	I must not have been octupling
you must not have been octupling
she must not have been octupling
we must not have been octupling
you must not have been octupling
they must not have been octupling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I octuple?
must you octuple?
must she octuple?
must we octuple?
must you octuple?
must they octuple? 	must I be octupling?
must you be octupling?
must she be octupling?
must we be octupling?
must you be octupling?
must they be octupling? 	must I have octupled?
must you have octupled?
must she have octupled?
must we have octupled?
must you have octupled?
must they have octupled? 	must I have been octupling?
must you have been octupling?
must she have been octupling?
must we have been octupling?
must you have been octupling?
must they have been octupling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not octuple?
must you not octuple?
must she not octuple?
must we not octuple?
must you not octuple?
must they not octuple? 	must I not be octupling?
must you not be octupling?
must she not be octupling?
must we not be octupling?
must you not be octupling?
must they not be octupling? 	must I not have octupled?
must you not have octupled?
must she not have octupled?
must we not have octupled?
must you not have octupled?
must they not have octupled? 	must I not have been octupling?
must you not have been octupling?
must she not have been octupling?
must we not have been octupling?
must you not have been octupling?
must they not have been octupling?