English verb conjugation
MUST UNCOVER

Regular verb: uncover - uncovered - uncovered

Affirmation

Simple form	V-ing form
I must uncover you must uncover he must uncover we must uncover you must uncover they must uncover	I must be uncovering you must be uncovering he must be uncovering we must be uncovering you must be uncovering they must be uncovering
Perfect	V-ing perfect
I must have uncovered you must have uncovered he must have uncovered we must have uncovered you must have uncovered they must have uncovered	I must have been uncovering you must have been uncovering he must have been uncovering we must have been uncovering you must have been uncovering they must have been uncovering

Negation

Simple form	V-ing form
I must not uncover you must not uncover he must not uncover we must not uncover you must not uncover they must not uncover	I must not be uncovering you must not be uncovering he must not be uncovering we must not be uncovering you must not be uncovering they must not be uncovering
Perfect	V-ing perfect
I must not have uncovered you must not have uncovered he must not have uncovered we must not have uncovered you must not have uncovered they must not have uncovered	I must not have been uncovering you must not have been uncovering he must not have been uncovering we must not have been uncovering you must not have been uncovering they must not have been uncovering

Interrogative form

Simple form	V-ing form
must I uncover? must you uncover? must he uncover? must we uncover? must you uncover? must they uncover?	must I be uncovering? must you be uncovering? must he be uncovering? must we be uncovering? must you be uncovering? must they be uncovering?
Perfect	V-ing perfect
must I have uncovered? must you have uncovered? must he have uncovered? must we have uncovered? must you have uncovered? must they have uncovered?	must I have been uncovering? must you have been uncovering? must he have been uncovering? must we have been uncovering? must you have been uncovering? must they have been uncovering?

Interro-negative form

Simple form	V-ing form
must I not uncover? must you not uncover? must he not uncover? must we not uncover? must you not uncover? must they not uncover?	must I not be uncovering? must you not be uncovering? must he not be uncovering? must we not be uncovering? must you not be uncovering? must they not be uncovering?
Perfect	V-ing perfect
must I not have uncovered? must you not have uncovered? must he not have uncovered? must we not have uncovered? must you not have uncovered? must they not have uncovered?	must I not have been uncovering? must you not have been uncovering? must he not have been uncovering? must we not have been uncovering? must you not have been uncovering? must they not have been uncovering?