English verb conjugation
MUST CRESCENDO

Regular verb: crescendo - crescendoed - crescendoed

Affirmation

Simple form	V-ing form
I must crescendo you must crescendo he must crescendo we must crescendo you must crescendo they must crescendo	I must be crescendoing you must be crescendoing he must be crescendoing we must be crescendoing you must be crescendoing they must be crescendoing
Perfect	V-ing perfect
I must have crescendoed you must have crescendoed he must have crescendoed we must have crescendoed you must have crescendoed they must have crescendoed	I must have been crescendoing you must have been crescendoing he must have been crescendoing we must have been crescendoing you must have been crescendoing they must have been crescendoing

Negation

Simple form	V-ing form
I mustn't crescendo you mustn't crescendo he mustn't crescendo we mustn't crescendo you mustn't crescendo they mustn't crescendo	I mustn't be crescendoing you mustn't be crescendoing he mustn't be crescendoing we mustn't be crescendoing you mustn't be crescendoing they mustn't be crescendoing
Perfect	V-ing perfect
I mustn't have crescendoed you mustn't have crescendoed he mustn't have crescendoed we mustn't have crescendoed you mustn't have crescendoed they mustn't have crescendoed	I mustn't have been crescendoing you mustn't have been crescendoing he mustn't have been crescendoing we mustn't have been crescendoing you mustn't have been crescendoing they mustn't have been crescendoing

Interrogative form

Simple form	V-ing form
must I crescendo? must you crescendo? must he crescendo? must we crescendo? must you crescendo? must they crescendo?	must I be crescendoing? must you be crescendoing? must he be crescendoing? must we be crescendoing? must you be crescendoing? must they be crescendoing?
Perfect	V-ing perfect
must I have crescendoed? must you have crescendoed? must he have crescendoed? must we have crescendoed? must you have crescendoed? must they have crescendoed?	must I have been crescendoing? must you have been crescendoing? must he have been crescendoing? must we have been crescendoing? must you have been crescendoing? must they have been crescendoing?

Interro-negative form

Simple form	V-ing form
mustn't I crescendo? mustn't you crescendo? mustn't he crescendo? mustn't we crescendo? mustn't you crescendo? mustn't they crescendo?	mustn't I be crescendoing? mustn't you be crescendoing? mustn't he be crescendoing? mustn't we be crescendoing? mustn't you be crescendoing? mustn't they be crescendoing?
Perfect	V-ing perfect
mustn't I have crescendoed? mustn't you have crescendoed? mustn't he have crescendoed? mustn't we have crescendoed? mustn't you have crescendoed? mustn't they have crescendoed?	mustn't I have been crescendoing? mustn't you have been crescendoing? mustn't he have been crescendoing? mustn't we have been crescendoing? mustn't you have been crescendoing? mustn't they have been crescendoing?