English verb conjugation
MUST SUNBATHE

Regular verb: sunbathe - sunbathed - sunbathed

Affirmation

Simple form	V-ing form
I must sunbathe you must sunbathe he must sunbathe we must sunbathe you must sunbathe they must sunbathe	I must be sunbathing you must be sunbathing he must be sunbathing we must be sunbathing you must be sunbathing they must be sunbathing
Perfect	V-ing perfect
I must have sunbathed you must have sunbathed he must have sunbathed we must have sunbathed you must have sunbathed they must have sunbathed	I must have been sunbathing you must have been sunbathing he must have been sunbathing we must have been sunbathing you must have been sunbathing they must have been sunbathing

Negation

Simple form	V-ing form
I must not sunbathe you must not sunbathe he must not sunbathe we must not sunbathe you must not sunbathe they must not sunbathe	I must not be sunbathing you must not be sunbathing he must not be sunbathing we must not be sunbathing you must not be sunbathing they must not be sunbathing
Perfect	V-ing perfect
I must not have sunbathed you must not have sunbathed he must not have sunbathed we must not have sunbathed you must not have sunbathed they must not have sunbathed	I must not have been sunbathing you must not have been sunbathing he must not have been sunbathing we must not have been sunbathing you must not have been sunbathing they must not have been sunbathing

Interrogative form

Simple form	V-ing form
must I sunbathe? must you sunbathe? must he sunbathe? must we sunbathe? must you sunbathe? must they sunbathe?	must I be sunbathing? must you be sunbathing? must he be sunbathing? must we be sunbathing? must you be sunbathing? must they be sunbathing?
Perfect	V-ing perfect
must I have sunbathed? must you have sunbathed? must he have sunbathed? must we have sunbathed? must you have sunbathed? must they have sunbathed?	must I have been sunbathing? must you have been sunbathing? must he have been sunbathing? must we have been sunbathing? must you have been sunbathing? must they have been sunbathing?

Interro-negative form

Simple form	V-ing form
must I not sunbathe? must you not sunbathe? must he not sunbathe? must we not sunbathe? must you not sunbathe? must they not sunbathe?	must I not be sunbathing? must you not be sunbathing? must he not be sunbathing? must we not be sunbathing? must you not be sunbathing? must they not be sunbathing?
Perfect	V-ing perfect
must I not have sunbathed? must you not have sunbathed? must he not have sunbathed? must we not have sunbathed? must you not have sunbathed? must they not have sunbathed?	must I not have been sunbathing? must you not have been sunbathing? must he not have been sunbathing? must we not have been sunbathing? must you not have been sunbathing? must they not have been sunbathing?