English verb conjugation
MUST PREATTUNE

Regular verb: preattune - preattuned - preattuned

Affirmation

Simple form	V-ing form
I must preattune you must preattune she must preattune we must preattune you must preattune they must preattune	I must be preattuning you must be preattuning she must be preattuning we must be preattuning you must be preattuning they must be preattuning
Perfect	V-ing perfect
I must have preattuned you must have preattuned she must have preattuned we must have preattuned you must have preattuned they must have preattuned	I must have been preattuning you must have been preattuning she must have been preattuning we must have been preattuning you must have been preattuning they must have been preattuning

Negation

Simple form	V-ing form
I must not preattune you must not preattune she must not preattune we must not preattune you must not preattune they must not preattune	I must not be preattuning you must not be preattuning she must not be preattuning we must not be preattuning you must not be preattuning they must not be preattuning
Perfect	V-ing perfect
I must not have preattuned you must not have preattuned she must not have preattuned we must not have preattuned you must not have preattuned they must not have preattuned	I must not have been preattuning you must not have been preattuning she must not have been preattuning we must not have been preattuning you must not have been preattuning they must not have been preattuning

Interrogative form

Simple form	V-ing form
must I preattune? must you preattune? must she preattune? must we preattune? must you preattune? must they preattune?	must I be preattuning? must you be preattuning? must she be preattuning? must we be preattuning? must you be preattuning? must they be preattuning?
Perfect	V-ing perfect
must I have preattuned? must you have preattuned? must she have preattuned? must we have preattuned? must you have preattuned? must they have preattuned?	must I have been preattuning? must you have been preattuning? must she have been preattuning? must we have been preattuning? must you have been preattuning? must they have been preattuning?

Interro-negative form

Simple form	V-ing form
must I not preattune? must you not preattune? must she not preattune? must we not preattune? must you not preattune? must they not preattune?	must I not be preattuning? must you not be preattuning? must she not be preattuning? must we not be preattuning? must you not be preattuning? must they not be preattuning?
Perfect	V-ing perfect
must I not have preattuned? must you not have preattuned? must she not have preattuned? must we not have preattuned? must you not have preattuned? must they not have preattuned?	must I not have been preattuning? must you not have been preattuning? must she not have been preattuning? must we not have been preattuning? must you not have been preattuning? must they not have been preattuning?