English verb conjugation
MUST COMPETE

Regular verb: compete - competed - competed

Affirmation

Simple form	V-ing form
I must compete you must compete she must compete we must compete you must compete they must compete	I must be competing you must be competing she must be competing we must be competing you must be competing they must be competing
Perfect	V-ing perfect
I must have competed you must have competed she must have competed we must have competed you must have competed they must have competed	I must have been competing you must have been competing she must have been competing we must have been competing you must have been competing they must have been competing

Negation

Simple form	V-ing form
I mustn't compete you mustn't compete she mustn't compete we mustn't compete you mustn't compete they mustn't compete	I mustn't be competing you mustn't be competing she mustn't be competing we mustn't be competing you mustn't be competing they mustn't be competing
Perfect	V-ing perfect
I mustn't have competed you mustn't have competed she mustn't have competed we mustn't have competed you mustn't have competed they mustn't have competed	I mustn't have been competing you mustn't have been competing she mustn't have been competing we mustn't have been competing you mustn't have been competing they mustn't have been competing

Interrogative form

Simple form	V-ing form
must I compete? must you compete? must she compete? must we compete? must you compete? must they compete?	must I be competing? must you be competing? must she be competing? must we be competing? must you be competing? must they be competing?
Perfect	V-ing perfect
must I have competed? must you have competed? must she have competed? must we have competed? must you have competed? must they have competed?	must I have been competing? must you have been competing? must she have been competing? must we have been competing? must you have been competing? must they have been competing?

Interro-negative form

Simple form	V-ing form
mustn't I compete? mustn't you compete? mustn't she compete? mustn't we compete? mustn't you compete? mustn't they compete?	mustn't I be competing? mustn't you be competing? mustn't she be competing? mustn't we be competing? mustn't you be competing? mustn't they be competing?
Perfect	V-ing perfect
mustn't I have competed? mustn't you have competed? mustn't she have competed? mustn't we have competed? mustn't you have competed? mustn't they have competed?	mustn't I have been competing? mustn't you have been competing? mustn't she have been competing? mustn't we have been competing? mustn't you have been competing? mustn't they have been competing?