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 mustn't fossick you mustn't fossick he mustn't fossick we mustn't fossick you mustn't fossick they mustn't fossick	I mustn't be fossicking you mustn't be fossicking he mustn't be fossicking we mustn't be fossicking you mustn't be fossicking they mustn't be fossicking
Perfect	V-ing perfect
I mustn't have fossicked you mustn't have fossicked he mustn't have fossicked we mustn't have fossicked you mustn't have fossicked they mustn't have fossicked	I mustn't have been fossicking you mustn't have been fossicking he mustn't have been fossicking we mustn't have been fossicking you mustn't have been fossicking they mustn't 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
mustn't I fossick? mustn't you fossick? mustn't he fossick? mustn't we fossick? mustn't you fossick? mustn't they fossick?	mustn't I be fossicking? mustn't you be fossicking? mustn't he be fossicking? mustn't we be fossicking? mustn't you be fossicking? mustn't they be fossicking?
Perfect	V-ing perfect
mustn't I have fossicked? mustn't you have fossicked? mustn't he have fossicked? mustn't we have fossicked? mustn't you have fossicked? mustn't they have fossicked?	mustn't I have been fossicking? mustn't you have been fossicking? mustn't he have been fossicking? mustn't we have been fossicking? mustn't you have been fossicking? mustn't they have been fossicking?