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 mustn't serenade you mustn't serenade she 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 she 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 she 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 she 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 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
mustn't I serenade? mustn't you serenade? mustn't she 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 she 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 she 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 she have been serenading? mustn't we have been serenading? mustn't you have been serenading? mustn't they have been serenading?