English verb conjugation
MUST ENJOY

Regular verb: enjoy - enjoyed - enjoyed

Affirmation

Simple form	V-ing form
I must enjoy you must enjoy she must enjoy we must enjoy you must enjoy they must enjoy	I must be enjoying you must be enjoying she must be enjoying we must be enjoying you must be enjoying they must be enjoying
Perfect	V-ing perfect
I must have enjoyed you must have enjoyed she must have enjoyed we must have enjoyed you must have enjoyed they must have enjoyed	I must have been enjoying you must have been enjoying she must have been enjoying we must have been enjoying you must have been enjoying they must have been enjoying

Negation

Simple form	V-ing form
I mustn't enjoy you mustn't enjoy she mustn't enjoy we mustn't enjoy you mustn't enjoy they mustn't enjoy	I mustn't be enjoying you mustn't be enjoying she mustn't be enjoying we mustn't be enjoying you mustn't be enjoying they mustn't be enjoying
Perfect	V-ing perfect
I mustn't have enjoyed you mustn't have enjoyed she mustn't have enjoyed we mustn't have enjoyed you mustn't have enjoyed they mustn't have enjoyed	I mustn't have been enjoying you mustn't have been enjoying she mustn't have been enjoying we mustn't have been enjoying you mustn't have been enjoying they mustn't have been enjoying

Interrogative form

Simple form	V-ing form
must I enjoy? must you enjoy? must she enjoy? must we enjoy? must you enjoy? must they enjoy?	must I be enjoying? must you be enjoying? must she be enjoying? must we be enjoying? must you be enjoying? must they be enjoying?
Perfect	V-ing perfect
must I have enjoyed? must you have enjoyed? must she have enjoyed? must we have enjoyed? must you have enjoyed? must they have enjoyed?	must I have been enjoying? must you have been enjoying? must she have been enjoying? must we have been enjoying? must you have been enjoying? must they have been enjoying?

Interro-negative form

Simple form	V-ing form
mustn't I enjoy? mustn't you enjoy? mustn't she enjoy? mustn't we enjoy? mustn't you enjoy? mustn't they enjoy?	mustn't I be enjoying? mustn't you be enjoying? mustn't she be enjoying? mustn't we be enjoying? mustn't you be enjoying? mustn't they be enjoying?
Perfect	V-ing perfect
mustn't I have enjoyed? mustn't you have enjoyed? mustn't she have enjoyed? mustn't we have enjoyed? mustn't you have enjoyed? mustn't they have enjoyed?	mustn't I have been enjoying? mustn't you have been enjoying? mustn't she have been enjoying? mustn't we have been enjoying? mustn't you have been enjoying? mustn't they have been enjoying?