must mercurate
Regular verb: mercurate - mercurated- mercurated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must mercurate
you must mercurate
he must mercurate
we must mercurate
you must mercurate
they must mercurate 	I must be mercurating
you must be mercurating
he must be mercurating
we must be mercurating
you must be mercurating
they must be mercurating	I must have mercurated
you must have mercurated
he 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
he 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
he 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
he 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
he 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
he 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 he mercurate?
must we mercurate?
must you mercurate?
must they mercurate? 	must I be mercurating?
must you be mercurating?
must he be mercurating?
must we be mercurating?
must you be mercurating?
must they be mercurating? 	must I have mercurated?
must you have mercurated?
must he 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 he 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 he 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 he 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 he 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 he have been mercurating?
mustn't we have been mercurating?
mustn't you have been mercurating?
mustn't they have been mercurating?