must own
Verbo regular: own - owned- owned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must own
you must own
she must own
we must own
you must own
they must own 	I must be owning
you must be owning
she must be owning
we must be owning
you must be owning
they must be owning	I must have owned
you must have owned
she must have owned
we must have owned
you must have owned
they must have owned	I must have been owning
you must have been owning
she must have been owning
we must have been owning
you must have been owning
they must have been owning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not own
you must not own
she must not own
we must not own
you must not own
they must not own 	I must not be owning
you must not be owning
she must not be owning
we must not be owning
you must not be owning
they must not be owning	I must not have owned
you must not have owned
she must not have owned
we must not have owned
you must not have owned
they must not have owned	I must not have been owning
you must not have been owning
she must not have been owning
we must not have been owning
you must not have been owning
they must not have been owning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I own?
must you own?
must she own?
must we own?
must you own?
must they own? 	must I be owning?
must you be owning?
must she be owning?
must we be owning?
must you be owning?
must they be owning? 	must I have owned?
must you have owned?
must she have owned?
must we have owned?
must you have owned?
must they have owned? 	must I have been owning?
must you have been owning?
must she have been owning?
must we have been owning?
must you have been owning?
must they have been owning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not own?
must you not own?
must she not own?
must we not own?
must you not own?
must they not own? 	must I not be owning?
must you not be owning?
must she not be owning?
must we not be owning?
must you not be owning?
must they not be owning? 	must I not have owned?
must you not have owned?
must she not have owned?
must we not have owned?
must you not have owned?
must they not have owned? 	must I not have been owning?
must you not have been owning?
must she not have been owning?
must we not have been owning?
must you not have been owning?
must they not have been owning?