English verb conjugation
MUST CRAVE

Regular verb: crave - craved - craved

Affirmation

Simple form	V-ing form
I must crave you must crave he must crave we must crave you must crave they must crave	I must be craving you must be craving he must be craving we must be craving you must be craving they must be craving
Perfect	V-ing perfect
I must have craved you must have craved he must have craved we must have craved you must have craved they must have craved	I must have been craving you must have been craving he must have been craving we must have been craving you must have been craving they must have been craving

Negation

Simple form	V-ing form
I mustn't crave you mustn't crave he mustn't crave we mustn't crave you mustn't crave they mustn't crave	I mustn't be craving you mustn't be craving he mustn't be craving we mustn't be craving you mustn't be craving they mustn't be craving
Perfect	V-ing perfect
I mustn't have craved you mustn't have craved he mustn't have craved we mustn't have craved you mustn't have craved they mustn't have craved	I mustn't have been craving you mustn't have been craving he mustn't have been craving we mustn't have been craving you mustn't have been craving they mustn't have been craving

Interrogative form

Simple form	V-ing form
must I crave? must you crave? must he crave? must we crave? must you crave? must they crave?	must I be craving? must you be craving? must he be craving? must we be craving? must you be craving? must they be craving?
Perfect	V-ing perfect
must I have craved? must you have craved? must he have craved? must we have craved? must you have craved? must they have craved?	must I have been craving? must you have been craving? must he have been craving? must we have been craving? must you have been craving? must they have been craving?

Interro-negative form

Simple form	V-ing form
mustn't I crave? mustn't you crave? mustn't he crave? mustn't we crave? mustn't you crave? mustn't they crave?	mustn't I be craving? mustn't you be craving? mustn't he be craving? mustn't we be craving? mustn't you be craving? mustn't they be craving?
Perfect	V-ing perfect
mustn't I have craved? mustn't you have craved? mustn't he have craved? mustn't we have craved? mustn't you have craved? mustn't they have craved?	mustn't I have been craving? mustn't you have been craving? mustn't he have been craving? mustn't we have been craving? mustn't you have been craving? mustn't they have been craving?