English verb conjugation
MUST OPPRESS

Regular verb: oppress - oppressed - oppressed

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Negation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?

Interro-negative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?