English verb conjugation
MUST SERENADE

Regular verb: serenade - serenaded - serenaded

Affirmation

Simple form	V-ing form
I must serenade you must serenade she must serenade we must serenade you must serenade they must serenade	I must be serenading you must be serenading she must be serenading we must be serenading you must be serenading they must be serenading
Perfect	V-ing perfect
I must have serenaded you must have serenaded she must have serenaded we must have serenaded you must have serenaded they must have serenaded	I must have been serenading you must have been serenading she must have been serenading we must have been serenading you must have been serenading they must have been serenading

Negation

Simple form	V-ing form
I must not serenade you must not serenade she must not serenade we must not serenade you must not serenade they must not serenade	I must not be serenading you must not be serenading she must not be serenading we must not be serenading you must not be serenading they must not be serenading
Perfect	V-ing perfect
I must not have serenaded you must not have serenaded she must not have serenaded we must not have serenaded you must not have serenaded they must not have serenaded	I must not have been serenading you must not have been serenading she must not have been serenading we must not have been serenading you must not have been serenading they must not have been serenading

Interrogative form

Simple form	V-ing form
must I serenade? must you serenade? must she serenade? must we serenade? must you serenade? must they serenade?	must I be serenading? must you be serenading? must she be serenading? must we be serenading? must you be serenading? must they be serenading?
Perfect	V-ing perfect
must I have serenaded? must you have serenaded? must she have serenaded? must we have serenaded? must you have serenaded? must they have serenaded?	must I have been serenading? must you have been serenading? must she have been serenading? must we have been serenading? must you have been serenading? must they have been serenading?

Interro-negative form

Simple form	V-ing form
must I not serenade? must you not serenade? must she not serenade? must we not serenade? must you not serenade? must they not serenade?	must I not be serenading? must you not be serenading? must she not be serenading? must we not be serenading? must you not be serenading? must they not be serenading?
Perfect	V-ing perfect
must I not have serenaded? must you not have serenaded? must she not have serenaded? must we not have serenaded? must you not have serenaded? must they not have serenaded?	must I not have been serenading? must you not have been serenading? must she not have been serenading? must we not have been serenading? must you not have been serenading? must they not have been serenading?