English verb conjugation
MUST TRICE

Regular verb: trice - triced - triced

Affirmation

Simple form	V-ing form
I must trice you must trice he must trice we must trice you must trice they must trice	I must be tricing you must be tricing he 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 he 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 he 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 must not trice you must not trice he must not trice we must not trice you must not trice they must not trice	I must not be tricing you must not be tricing he must not be tricing we must not be tricing you must not be tricing they must not be tricing
Perfect	V-ing perfect
I must not have triced you must not have triced he must not have triced we must not have triced you must not have triced they must not have triced	I must not have been tricing you must not have been tricing he must not have been tricing we must not have been tricing you must not have been tricing they must not have been tricing

Interrogative form

Simple form	V-ing form
must I trice? must you trice? must he trice? must we trice? must you trice? must they trice?	must I be tricing? must you be tricing? must he 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 he 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 he 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
must I not trice? must you not trice? must he not trice? must we not trice? must you not trice? must they not trice?	must I not be tricing? must you not be tricing? must he not be tricing? must we not be tricing? must you not be tricing? must they not be tricing?
Perfect	V-ing perfect
must I not have triced? must you not have triced? must he not have triced? must we not have triced? must you not have triced? must they not have triced?	must I not have been tricing? must you not have been tricing? must he not have been tricing? must we not have been tricing? must you not have been tricing? must they not have been tricing?