must oppress
Verbo regular: oppress - oppressed- oppressed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must oppress
you must oppress
he must oppress
we must oppress
you must oppress
they must oppress 	I must be oppressing
you must be oppressing
he must be oppressing
we must be oppressing
you must be oppressing
they must be oppressing	I must have oppressed
you must have oppressed
he must have oppressed
we must have oppressed
you must have oppressed
they must have oppressed	I must have been oppressing
you must have been oppressing
he must have been oppressing
we must have been oppressing
you must have been oppressing
they must have been oppressing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't oppress
you mustn't oppress
he mustn't oppress
we mustn't oppress
you mustn't oppress
they mustn't oppress 	I mustn't be oppressing
you mustn't be oppressing
he mustn't be oppressing
we mustn't be oppressing
you mustn't be oppressing
they mustn't be oppressing	I mustn't have oppressed
you mustn't have oppressed
he mustn't have oppressed
we mustn't have oppressed
you mustn't have oppressed
they mustn't have oppressed	I mustn't have been oppressing
you mustn't have been oppressing
he mustn't have been oppressing
we mustn't have been oppressing
you mustn't have been oppressing
they mustn't have been oppressing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I oppress?
must you oppress?
must he oppress?
must we oppress?
must you oppress?
must they oppress? 	must I be oppressing?
must you be oppressing?
must he be oppressing?
must we be oppressing?
must you be oppressing?
must they be oppressing? 	must I have oppressed?
must you have oppressed?
must he have oppressed?
must we have oppressed?
must you have oppressed?
must they have oppressed? 	must I have been oppressing?
must you have been oppressing?
must he have been oppressing?
must we have been oppressing?
must you have been oppressing?
must they have been oppressing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I oppress?
mustn't you oppress?
mustn't he oppress?
mustn't we oppress?
mustn't you oppress?
mustn't they oppress? 	mustn't I be oppressing?
mustn't you be oppressing?
mustn't he be oppressing?
mustn't we be oppressing?
mustn't you be oppressing?
mustn't they be oppressing? 	mustn't I have oppressed?
mustn't you have oppressed?
mustn't he have oppressed?
mustn't we have oppressed?
mustn't you have oppressed?
mustn't they have oppressed? 	mustn't I have been oppressing?
mustn't you have been oppressing?
mustn't he have been oppressing?
mustn't we have been oppressing?
mustn't you have been oppressing?
mustn't they have been oppressing?