must mercurate
Regular verb: mercurate - mercurated- mercurated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must mercurate
you must mercurate
she must mercurate
we must mercurate
you must mercurate
they must mercurate 	I must be mercurating
you must be mercurating
she must be mercurating
we must be mercurating
you must be mercurating
they must be mercurating	I must have mercurated
you must have mercurated
she must have mercurated
we must have mercurated
you must have mercurated
they must have mercurated	I must have been mercurating
you must have been mercurating
she must have been mercurating
we must have been mercurating
you must have been mercurating
they must have been mercurating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't mercurate
you mustn't mercurate
she mustn't mercurate
we mustn't mercurate
you mustn't mercurate
they mustn't mercurate 	I mustn't be mercurating
you mustn't be mercurating
she mustn't be mercurating
we mustn't be mercurating
you mustn't be mercurating
they mustn't be mercurating	I mustn't have mercurated
you mustn't have mercurated
she mustn't have mercurated
we mustn't have mercurated
you mustn't have mercurated
they mustn't have mercurated	I mustn't have been mercurating
you mustn't have been mercurating
she mustn't have been mercurating
we mustn't have been mercurating
you mustn't have been mercurating
they mustn't have been mercurating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I mercurate?
must you mercurate?
must she mercurate?
must we mercurate?
must you mercurate?
must they mercurate? 	must I be mercurating?
must you be mercurating?
must she be mercurating?
must we be mercurating?
must you be mercurating?
must they be mercurating? 	must I have mercurated?
must you have mercurated?
must she have mercurated?
must we have mercurated?
must you have mercurated?
must they have mercurated? 	must I have been mercurating?
must you have been mercurating?
must she have been mercurating?
must we have been mercurating?
must you have been mercurating?
must they have been mercurating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I mercurate?
mustn't you mercurate?
mustn't she mercurate?
mustn't we mercurate?
mustn't you mercurate?
mustn't they mercurate? 	mustn't I be mercurating?
mustn't you be mercurating?
mustn't she be mercurating?
mustn't we be mercurating?
mustn't you be mercurating?
mustn't they be mercurating? 	mustn't I have mercurated?
mustn't you have mercurated?
mustn't she have mercurated?
mustn't we have mercurated?
mustn't you have mercurated?
mustn't they have mercurated? 	mustn't I have been mercurating?
mustn't you have been mercurating?
mustn't she have been mercurating?
mustn't we have been mercurating?
mustn't you have been mercurating?
mustn't they have been mercurating?