English verb conjugation
MUST TRICE

Regular verb: trice - triced - triced

Affirmation

Simple form	V-ing form
I must trice you must trice she must trice we must trice you must trice they must trice	I must be tricing you must be tricing she must be tricing we must be tricing you must be tricing they must be tricing
Perfect	V-ing perfect
I must have triced you must have triced she must have triced we must have triced you must have triced they must have triced	I must have been tricing you must have been tricing she must have been tricing we must have been tricing you must have been tricing they must have been tricing

Negation

Simple form	V-ing form
I mustn't trice you mustn't trice she mustn't trice we mustn't trice you mustn't trice they mustn't trice	I mustn't be tricing you mustn't be tricing she mustn't be tricing we mustn't be tricing you mustn't be tricing they mustn't be tricing
Perfect	V-ing perfect
I mustn't have triced you mustn't have triced she mustn't have triced we mustn't have triced you mustn't have triced they mustn't have triced	I mustn't have been tricing you mustn't have been tricing she mustn't have been tricing we mustn't have been tricing you mustn't have been tricing they mustn't have been tricing

Interrogative form

Simple form	V-ing form
must I trice? must you trice? must she trice? must we trice? must you trice? must they trice?	must I be tricing? must you be tricing? must she be tricing? must we be tricing? must you be tricing? must they be tricing?
Perfect	V-ing perfect
must I have triced? must you have triced? must she have triced? must we have triced? must you have triced? must they have triced?	must I have been tricing? must you have been tricing? must she have been tricing? must we have been tricing? must you have been tricing? must they have been tricing?

Interro-negative form

Simple form	V-ing form
mustn't I trice? mustn't you trice? mustn't she trice? mustn't we trice? mustn't you trice? mustn't they trice?	mustn't I be tricing? mustn't you be tricing? mustn't she be tricing? mustn't we be tricing? mustn't you be tricing? mustn't they be tricing?
Perfect	V-ing perfect
mustn't I have triced? mustn't you have triced? mustn't she have triced? mustn't we have triced? mustn't you have triced? mustn't they have triced?	mustn't I have been tricing? mustn't you have been tricing? mustn't she have been tricing? mustn't we have been tricing? mustn't you have been tricing? mustn't they have been tricing?