English verb conjugation
MUST PRESHRINK

Irregular verb: preshrink - preshrank - preshrunk

Affirmation

Simple form	V-ing form
I must preshrink you must preshrink she must preshrink we must preshrink you must preshrink they must preshrink	I must be preshrinking you must be preshrinking she must be preshrinking we must be preshrinking you must be preshrinking they must be preshrinking
Perfect	V-ing perfect
I must have preshrunk you must have preshrunk she must have preshrunk we must have preshrunk you must have preshrunk they must have preshrunk	I must have been preshrinking you must have been preshrinking she must have been preshrinking we must have been preshrinking you must have been preshrinking they must have been preshrinking

Negation

Simple form	V-ing form
I mustn't preshrink you mustn't preshrink she mustn't preshrink we mustn't preshrink you mustn't preshrink they mustn't preshrink	I mustn't be preshrinking you mustn't be preshrinking she mustn't be preshrinking we mustn't be preshrinking you mustn't be preshrinking they mustn't be preshrinking
Perfect	V-ing perfect
I mustn't have preshrunk you mustn't have preshrunk she mustn't have preshrunk we mustn't have preshrunk you mustn't have preshrunk they mustn't have preshrunk	I mustn't have been preshrinking you mustn't have been preshrinking she mustn't have been preshrinking we mustn't have been preshrinking you mustn't have been preshrinking they mustn't have been preshrinking

Interrogative form

Simple form	V-ing form
must I preshrink? must you preshrink? must she preshrink? must we preshrink? must you preshrink? must they preshrink?	must I be preshrinking? must you be preshrinking? must she be preshrinking? must we be preshrinking? must you be preshrinking? must they be preshrinking?
Perfect	V-ing perfect
must I have preshrunk? must you have preshrunk? must she have preshrunk? must we have preshrunk? must you have preshrunk? must they have preshrunk?	must I have been preshrinking? must you have been preshrinking? must she have been preshrinking? must we have been preshrinking? must you have been preshrinking? must they have been preshrinking?

Interro-negative form

Simple form	V-ing form
mustn't I preshrink? mustn't you preshrink? mustn't she preshrink? mustn't we preshrink? mustn't you preshrink? mustn't they preshrink?	mustn't I be preshrinking? mustn't you be preshrinking? mustn't she be preshrinking? mustn't we be preshrinking? mustn't you be preshrinking? mustn't they be preshrinking?
Perfect	V-ing perfect
mustn't I have preshrunk? mustn't you have preshrunk? mustn't she have preshrunk? mustn't we have preshrunk? mustn't you have preshrunk? mustn't they have preshrunk?	mustn't I have been preshrinking? mustn't you have been preshrinking? mustn't she have been preshrinking? mustn't we have been preshrinking? mustn't you have been preshrinking? mustn't they have been preshrinking?