English verb conjugation
MUST FRINGE

Regular verb: fringe - fringed - fringed

Affirmation

Simple form	V-ing form
I must fringe you must fringe she must fringe we must fringe you must fringe they must fringe	I must be fringing you must be fringing she must be fringing we must be fringing you must be fringing they must be fringing
Perfect	V-ing perfect
I must have fringed you must have fringed she must have fringed we must have fringed you must have fringed they must have fringed	I must have been fringing you must have been fringing she must have been fringing we must have been fringing you must have been fringing they must have been fringing

Negation

Simple form	V-ing form
I mustn't fringe you mustn't fringe she mustn't fringe we mustn't fringe you mustn't fringe they mustn't fringe	I mustn't be fringing you mustn't be fringing she mustn't be fringing we mustn't be fringing you mustn't be fringing they mustn't be fringing
Perfect	V-ing perfect
I mustn't have fringed you mustn't have fringed she mustn't have fringed we mustn't have fringed you mustn't have fringed they mustn't have fringed	I mustn't have been fringing you mustn't have been fringing she mustn't have been fringing we mustn't have been fringing you mustn't have been fringing they mustn't have been fringing

Interrogative form

Simple form	V-ing form
must I fringe? must you fringe? must she fringe? must we fringe? must you fringe? must they fringe?	must I be fringing? must you be fringing? must she be fringing? must we be fringing? must you be fringing? must they be fringing?
Perfect	V-ing perfect
must I have fringed? must you have fringed? must she have fringed? must we have fringed? must you have fringed? must they have fringed?	must I have been fringing? must you have been fringing? must she have been fringing? must we have been fringing? must you have been fringing? must they have been fringing?

Interro-negative form

Simple form	V-ing form
mustn't I fringe? mustn't you fringe? mustn't she fringe? mustn't we fringe? mustn't you fringe? mustn't they fringe?	mustn't I be fringing? mustn't you be fringing? mustn't she be fringing? mustn't we be fringing? mustn't you be fringing? mustn't they be fringing?
Perfect	V-ing perfect
mustn't I have fringed? mustn't you have fringed? mustn't she have fringed? mustn't we have fringed? mustn't you have fringed? mustn't they have fringed?	mustn't I have been fringing? mustn't you have been fringing? mustn't she have been fringing? mustn't we have been fringing? mustn't you have been fringing? mustn't they have been fringing?