must advise
Verbo regular: advise - advised- advised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must advise
you must advise
she must advise
we must advise
you must advise
they must advise 	I must be advising
you must be advising
she must be advising
we must be advising
you must be advising
they must be advising	I must have advised
you must have advised
she must have advised
we must have advised
you must have advised
they must have advised	I must have been advising
you must have been advising
she must have been advising
we must have been advising
you must have been advising
they must have been advising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not advise
you must not advise
she must not advise
we must not advise
you must not advise
they must not advise 	I must not be advising
you must not be advising
she must not be advising
we must not be advising
you must not be advising
they must not be advising	I must not have advised
you must not have advised
she must not have advised
we must not have advised
you must not have advised
they must not have advised	I must not have been advising
you must not have been advising
she must not have been advising
we must not have been advising
you must not have been advising
they must not have been advising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I advise?
must you advise?
must she advise?
must we advise?
must you advise?
must they advise? 	must I be advising?
must you be advising?
must she be advising?
must we be advising?
must you be advising?
must they be advising? 	must I have advised?
must you have advised?
must she have advised?
must we have advised?
must you have advised?
must they have advised? 	must I have been advising?
must you have been advising?
must she have been advising?
must we have been advising?
must you have been advising?
must they have been advising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not advise?
must you not advise?
must she not advise?
must we not advise?
must you not advise?
must they not advise? 	must I not be advising?
must you not be advising?
must she not be advising?
must we not be advising?
must you not be advising?
must they not be advising? 	must I not have advised?
must you not have advised?
must she not have advised?
must we not have advised?
must you not have advised?
must they not have advised? 	must I not have been advising?
must you not have been advising?
must she not have been advising?
must we not have been advising?
must you not have been advising?
must they not have been advising?