English verb conjugation
MUST SPREAD

Irregular verb: spread - spread - spread

Affirmation

Simple form	V-ing form
I must spread you must spread she must spread we must spread you must spread they must spread	I must be spreading you must be spreading she must be spreading we must be spreading you must be spreading they must be spreading
Perfect	V-ing perfect
I must have spread you must have spread she must have spread we must have spread you must have spread they must have spread	I must have been spreading you must have been spreading she must have been spreading we must have been spreading you must have been spreading they must have been spreading

Negation

Simple form	V-ing form
I mustn't spread you mustn't spread she mustn't spread we mustn't spread you mustn't spread they mustn't spread	I mustn't be spreading you mustn't be spreading she mustn't be spreading we mustn't be spreading you mustn't be spreading they mustn't be spreading
Perfect	V-ing perfect
I mustn't have spread you mustn't have spread she mustn't have spread we mustn't have spread you mustn't have spread they mustn't have spread	I mustn't have been spreading you mustn't have been spreading she mustn't have been spreading we mustn't have been spreading you mustn't have been spreading they mustn't have been spreading

Interrogative form

Simple form	V-ing form
must I spread? must you spread? must she spread? must we spread? must you spread? must they spread?	must I be spreading? must you be spreading? must she be spreading? must we be spreading? must you be spreading? must they be spreading?
Perfect	V-ing perfect
must I have spread? must you have spread? must she have spread? must we have spread? must you have spread? must they have spread?	must I have been spreading? must you have been spreading? must she have been spreading? must we have been spreading? must you have been spreading? must they have been spreading?

Interro-negative form

Simple form	V-ing form
mustn't I spread? mustn't you spread? mustn't she spread? mustn't we spread? mustn't you spread? mustn't they spread?	mustn't I be spreading? mustn't you be spreading? mustn't she be spreading? mustn't we be spreading? mustn't you be spreading? mustn't they be spreading?
Perfect	V-ing perfect
mustn't I have spread? mustn't you have spread? mustn't she have spread? mustn't we have spread? mustn't you have spread? mustn't they have spread?	mustn't I have been spreading? mustn't you have been spreading? mustn't she have been spreading? mustn't we have been spreading? mustn't you have been spreading? mustn't they have been spreading?