English verb conjugation
MUST OVERHEAT

Regular verb: overheat - overheated - overheated

Affirmation

Simple form	V-ing form
I must overheat you must overheat he must overheat we must overheat you must overheat they must overheat	I must be overheating you must be overheating he must be overheating we must be overheating you must be overheating they must be overheating
Perfect	V-ing perfect
I must have overheated you must have overheated he must have overheated we must have overheated you must have overheated they must have overheated	I must have been overheating you must have been overheating he must have been overheating we must have been overheating you must have been overheating they must have been overheating

Negation

Simple form	V-ing form
I mustn't overheat you mustn't overheat he mustn't overheat we mustn't overheat you mustn't overheat they mustn't overheat	I mustn't be overheating you mustn't be overheating he mustn't be overheating we mustn't be overheating you mustn't be overheating they mustn't be overheating
Perfect	V-ing perfect
I mustn't have overheated you mustn't have overheated he mustn't have overheated we mustn't have overheated you mustn't have overheated they mustn't have overheated	I mustn't have been overheating you mustn't have been overheating he mustn't have been overheating we mustn't have been overheating you mustn't have been overheating they mustn't have been overheating

Interrogative form

Simple form	V-ing form
must I overheat? must you overheat? must he overheat? must we overheat? must you overheat? must they overheat?	must I be overheating? must you be overheating? must he be overheating? must we be overheating? must you be overheating? must they be overheating?
Perfect	V-ing perfect
must I have overheated? must you have overheated? must he have overheated? must we have overheated? must you have overheated? must they have overheated?	must I have been overheating? must you have been overheating? must he have been overheating? must we have been overheating? must you have been overheating? must they have been overheating?

Interro-negative form

Simple form	V-ing form
mustn't I overheat? mustn't you overheat? mustn't he overheat? mustn't we overheat? mustn't you overheat? mustn't they overheat?	mustn't I be overheating? mustn't you be overheating? mustn't he be overheating? mustn't we be overheating? mustn't you be overheating? mustn't they be overheating?
Perfect	V-ing perfect
mustn't I have overheated? mustn't you have overheated? mustn't he have overheated? mustn't we have overheated? mustn't you have overheated? mustn't they have overheated?	mustn't I have been overheating? mustn't you have been overheating? mustn't he have been overheating? mustn't we have been overheating? mustn't you have been overheating? mustn't they have been overheating?