English verb conjugation
MUST FOSSICK

Regular verb: fossick - fossicked - fossicked

Affirmation

Simple form	V-ing form
I must fossick you must fossick he must fossick we must fossick you must fossick they must fossick	I must be fossicking you must be fossicking he must be fossicking we must be fossicking you must be fossicking they must be fossicking
Perfect	V-ing perfect
I must have fossicked you must have fossicked he must have fossicked we must have fossicked you must have fossicked they must have fossicked	I must have been fossicking you must have been fossicking he must have been fossicking we must have been fossicking you must have been fossicking they must have been fossicking

Negation

Simple form	V-ing form
I must not fossick you must not fossick he must not fossick we must not fossick you must not fossick they must not fossick	I must not be fossicking you must not be fossicking he must not be fossicking we must not be fossicking you must not be fossicking they must not be fossicking
Perfect	V-ing perfect
I must not have fossicked you must not have fossicked he must not have fossicked we must not have fossicked you must not have fossicked they must not have fossicked	I must not have been fossicking you must not have been fossicking he must not have been fossicking we must not have been fossicking you must not have been fossicking they must not have been fossicking

Interrogative form

Simple form	V-ing form
must I fossick? must you fossick? must he fossick? must we fossick? must you fossick? must they fossick?	must I be fossicking? must you be fossicking? must he be fossicking? must we be fossicking? must you be fossicking? must they be fossicking?
Perfect	V-ing perfect
must I have fossicked? must you have fossicked? must he have fossicked? must we have fossicked? must you have fossicked? must they have fossicked?	must I have been fossicking? must you have been fossicking? must he have been fossicking? must we have been fossicking? must you have been fossicking? must they have been fossicking?

Interro-negative form

Simple form	V-ing form
must I not fossick? must you not fossick? must he not fossick? must we not fossick? must you not fossick? must they not fossick?	must I not be fossicking? must you not be fossicking? must he not be fossicking? must we not be fossicking? must you not be fossicking? must they not be fossicking?
Perfect	V-ing perfect
must I not have fossicked? must you not have fossicked? must he not have fossicked? must we not have fossicked? must you not have fossicked? must they not have fossicked?	must I not have been fossicking? must you not have been fossicking? must he not have been fossicking? must we not have been fossicking? must you not have been fossicking? must they not have been fossicking?