English verb conjugation
MUST SERENADE

Regular verb: serenade - serenaded - serenaded

Affirmation

Simple form	V-ing form
I must serenade you must serenade he must serenade we must serenade you must serenade they must serenade	I must be serenading you must be serenading he 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 he 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 he 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 mustn't serenade you mustn't serenade he mustn't serenade we mustn't serenade you mustn't serenade they mustn't serenade	I mustn't be serenading you mustn't be serenading he mustn't be serenading we mustn't be serenading you mustn't be serenading they mustn't be serenading
Perfect	V-ing perfect
I mustn't have serenaded you mustn't have serenaded he mustn't have serenaded we mustn't have serenaded you mustn't have serenaded they mustn't have serenaded	I mustn't have been serenading you mustn't have been serenading he mustn't have been serenading we mustn't have been serenading you mustn't have been serenading they mustn't have been serenading

Interrogative form

Simple form	V-ing form
must I serenade? must you serenade? must he serenade? must we serenade? must you serenade? must they serenade?	must I be serenading? must you be serenading? must he 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 he 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 he 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
mustn't I serenade? mustn't you serenade? mustn't he serenade? mustn't we serenade? mustn't you serenade? mustn't they serenade?	mustn't I be serenading? mustn't you be serenading? mustn't he be serenading? mustn't we be serenading? mustn't you be serenading? mustn't they be serenading?
Perfect	V-ing perfect
mustn't I have serenaded? mustn't you have serenaded? mustn't he have serenaded? mustn't we have serenaded? mustn't you have serenaded? mustn't they have serenaded?	mustn't I have been serenading? mustn't you have been serenading? mustn't he have been serenading? mustn't we have been serenading? mustn't you have been serenading? mustn't they have been serenading?