English verb conjugation
MUST PROTRUDE

Regular verb: protrude - protruded - protruded

Affirmation

Simple form	V-ing form
I must protrude you must protrude he must protrude we must protrude you must protrude they must protrude	I must be protruding you must be protruding he must be protruding we must be protruding you must be protruding they must be protruding
Perfect	V-ing perfect
I must have protruded you must have protruded he must have protruded we must have protruded you must have protruded they must have protruded	I must have been protruding you must have been protruding he must have been protruding we must have been protruding you must have been protruding they must have been protruding

Negation

Simple form	V-ing form
I mustn't protrude you mustn't protrude he mustn't protrude we mustn't protrude you mustn't protrude they mustn't protrude	I mustn't be protruding you mustn't be protruding he mustn't be protruding we mustn't be protruding you mustn't be protruding they mustn't be protruding
Perfect	V-ing perfect
I mustn't have protruded you mustn't have protruded he mustn't have protruded we mustn't have protruded you mustn't have protruded they mustn't have protruded	I mustn't have been protruding you mustn't have been protruding he mustn't have been protruding we mustn't have been protruding you mustn't have been protruding they mustn't have been protruding

Interrogative form

Simple form	V-ing form
must I protrude? must you protrude? must he protrude? must we protrude? must you protrude? must they protrude?	must I be protruding? must you be protruding? must he be protruding? must we be protruding? must you be protruding? must they be protruding?
Perfect	V-ing perfect
must I have protruded? must you have protruded? must he have protruded? must we have protruded? must you have protruded? must they have protruded?	must I have been protruding? must you have been protruding? must he have been protruding? must we have been protruding? must you have been protruding? must they have been protruding?

Interro-negative form

Simple form	V-ing form
mustn't I protrude? mustn't you protrude? mustn't he protrude? mustn't we protrude? mustn't you protrude? mustn't they protrude?	mustn't I be protruding? mustn't you be protruding? mustn't he be protruding? mustn't we be protruding? mustn't you be protruding? mustn't they be protruding?
Perfect	V-ing perfect
mustn't I have protruded? mustn't you have protruded? mustn't he have protruded? mustn't we have protruded? mustn't you have protruded? mustn't they have protruded?	mustn't I have been protruding? mustn't you have been protruding? mustn't he have been protruding? mustn't we have been protruding? mustn't you have been protruding? mustn't they have been protruding?