must enchase
Verbo regular: enchase - enchased- enchased

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must enchase
you must enchase
he must enchase
we must enchase
you must enchase
they must enchase 	I must be enchasing
you must be enchasing
he must be enchasing
we must be enchasing
you must be enchasing
they must be enchasing	I must have enchased
you must have enchased
he must have enchased
we must have enchased
you must have enchased
they must have enchased	I must have been enchasing
you must have been enchasing
he must have been enchasing
we must have been enchasing
you must have been enchasing
they must have been enchasing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not enchase
you must not enchase
he must not enchase
we must not enchase
you must not enchase
they must not enchase 	I must not be enchasing
you must not be enchasing
he must not be enchasing
we must not be enchasing
you must not be enchasing
they must not be enchasing	I must not have enchased
you must not have enchased
he must not have enchased
we must not have enchased
you must not have enchased
they must not have enchased	I must not have been enchasing
you must not have been enchasing
he must not have been enchasing
we must not have been enchasing
you must not have been enchasing
they must not have been enchasing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I enchase?
must you enchase?
must he enchase?
must we enchase?
must you enchase?
must they enchase? 	must I be enchasing?
must you be enchasing?
must he be enchasing?
must we be enchasing?
must you be enchasing?
must they be enchasing? 	must I have enchased?
must you have enchased?
must he have enchased?
must we have enchased?
must you have enchased?
must they have enchased? 	must I have been enchasing?
must you have been enchasing?
must he have been enchasing?
must we have been enchasing?
must you have been enchasing?
must they have been enchasing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not enchase?
must you not enchase?
must he not enchase?
must we not enchase?
must you not enchase?
must they not enchase? 	must I not be enchasing?
must you not be enchasing?
must he not be enchasing?
must we not be enchasing?
must you not be enchasing?
must they not be enchasing? 	must I not have enchased?
must you not have enchased?
must he not have enchased?
must we not have enchased?
must you not have enchased?
must they not have enchased? 	must I not have been enchasing?
must you not have been enchasing?
must he not have been enchasing?
must we not have been enchasing?
must you not have been enchasing?
must they not have been enchasing?