English verb conjugation
MUST FINE-TUNE

Regular verb: fine-tune - fine-tuned - fine-tuned

Affirmation

Simple form	V-ing form
I must fine-tune you must fine-tune she must fine-tune we must fine-tune you must fine-tune they must fine-tune	I must be fine-tuning you must be fine-tuning she must be fine-tuning we must be fine-tuning you must be fine-tuning they must be fine-tuning
Perfect	V-ing perfect
I must have fine-tuned you must have fine-tuned she must have fine-tuned we must have fine-tuned you must have fine-tuned they must have fine-tuned	I must have been fine-tuning you must have been fine-tuning she must have been fine-tuning we must have been fine-tuning you must have been fine-tuning they must have been fine-tuning

Negation

Simple form	V-ing form
I mustn't fine-tune you mustn't fine-tune she mustn't fine-tune we mustn't fine-tune you mustn't fine-tune they mustn't fine-tune	I mustn't be fine-tuning you mustn't be fine-tuning she mustn't be fine-tuning we mustn't be fine-tuning you mustn't be fine-tuning they mustn't be fine-tuning
Perfect	V-ing perfect
I mustn't have fine-tuned you mustn't have fine-tuned she mustn't have fine-tuned we mustn't have fine-tuned you mustn't have fine-tuned they mustn't have fine-tuned	I mustn't have been fine-tuning you mustn't have been fine-tuning she mustn't have been fine-tuning we mustn't have been fine-tuning you mustn't have been fine-tuning they mustn't have been fine-tuning

Interrogative form

Simple form	V-ing form
must I fine-tune? must you fine-tune? must she fine-tune? must we fine-tune? must you fine-tune? must they fine-tune?	must I be fine-tuning? must you be fine-tuning? must she be fine-tuning? must we be fine-tuning? must you be fine-tuning? must they be fine-tuning?
Perfect	V-ing perfect
must I have fine-tuned? must you have fine-tuned? must she have fine-tuned? must we have fine-tuned? must you have fine-tuned? must they have fine-tuned?	must I have been fine-tuning? must you have been fine-tuning? must she have been fine-tuning? must we have been fine-tuning? must you have been fine-tuning? must they have been fine-tuning?

Interro-negative form

Simple form	V-ing form
mustn't I fine-tune? mustn't you fine-tune? mustn't she fine-tune? mustn't we fine-tune? mustn't you fine-tune? mustn't they fine-tune?	mustn't I be fine-tuning? mustn't you be fine-tuning? mustn't she be fine-tuning? mustn't we be fine-tuning? mustn't you be fine-tuning? mustn't they be fine-tuning?
Perfect	V-ing perfect
mustn't I have fine-tuned? mustn't you have fine-tuned? mustn't she have fine-tuned? mustn't we have fine-tuned? mustn't you have fine-tuned? mustn't they have fine-tuned?	mustn't I have been fine-tuning? mustn't you have been fine-tuning? mustn't she have been fine-tuning? mustn't we have been fine-tuning? mustn't you have been fine-tuning? mustn't they have been fine-tuning?