English verb conjugation
MUST UNSTICK

Regular verb: unstick - unsticked - unsticked

Affirmation

Simple form	V-ing form
I must unstick you must unstick she must unstick we must unstick you must unstick they must unstick	I must be unsticking you must be unsticking she must be unsticking we must be unsticking you must be unsticking they must be unsticking
Perfect	V-ing perfect
I must have unsticked you must have unsticked she must have unsticked we must have unsticked you must have unsticked they must have unsticked	I must have been unsticking you must have been unsticking she must have been unsticking we must have been unsticking you must have been unsticking they must have been unsticking

Negation

Simple form	V-ing form
I mustn't unstick you mustn't unstick she mustn't unstick we mustn't unstick you mustn't unstick they mustn't unstick	I mustn't be unsticking you mustn't be unsticking she mustn't be unsticking we mustn't be unsticking you mustn't be unsticking they mustn't be unsticking
Perfect	V-ing perfect
I mustn't have unsticked you mustn't have unsticked she mustn't have unsticked we mustn't have unsticked you mustn't have unsticked they mustn't have unsticked	I mustn't have been unsticking you mustn't have been unsticking she mustn't have been unsticking we mustn't have been unsticking you mustn't have been unsticking they mustn't have been unsticking

Interrogative form

Simple form	V-ing form
must I unstick? must you unstick? must she unstick? must we unstick? must you unstick? must they unstick?	must I be unsticking? must you be unsticking? must she be unsticking? must we be unsticking? must you be unsticking? must they be unsticking?
Perfect	V-ing perfect
must I have unsticked? must you have unsticked? must she have unsticked? must we have unsticked? must you have unsticked? must they have unsticked?	must I have been unsticking? must you have been unsticking? must she have been unsticking? must we have been unsticking? must you have been unsticking? must they have been unsticking?

Interro-negative form

Simple form	V-ing form
mustn't I unstick? mustn't you unstick? mustn't she unstick? mustn't we unstick? mustn't you unstick? mustn't they unstick?	mustn't I be unsticking? mustn't you be unsticking? mustn't she be unsticking? mustn't we be unsticking? mustn't you be unsticking? mustn't they be unsticking?
Perfect	V-ing perfect
mustn't I have unsticked? mustn't you have unsticked? mustn't she have unsticked? mustn't we have unsticked? mustn't you have unsticked? mustn't they have unsticked?	mustn't I have been unsticking? mustn't you have been unsticking? mustn't she have been unsticking? mustn't we have been unsticking? mustn't you have been unsticking? mustn't they have been unsticking?