English verb conjugation
MUST COMBAT

Regular verb: combat - combated - combated

Affirmation

Simple form	V-ing form
I must combat you must combat he must combat we must combat you must combat they must combat	I must be combating you must be combating he must be combating we must be combating you must be combating they must be combating
Perfect	V-ing perfect
I must have combated you must have combated he must have combated we must have combated you must have combated they must have combated	I must have been combating you must have been combating he must have been combating we must have been combating you must have been combating they must have been combating

Negation

Simple form	V-ing form
I must not combat you must not combat he must not combat we must not combat you must not combat they must not combat	I must not be combating you must not be combating he must not be combating we must not be combating you must not be combating they must not be combating
Perfect	V-ing perfect
I must not have combated you must not have combated he must not have combated we must not have combated you must not have combated they must not have combated	I must not have been combating you must not have been combating he must not have been combating we must not have been combating you must not have been combating they must not have been combating

Interrogative form

Simple form	V-ing form
must I combat? must you combat? must he combat? must we combat? must you combat? must they combat?	must I be combating? must you be combating? must he be combating? must we be combating? must you be combating? must they be combating?
Perfect	V-ing perfect
must I have combated? must you have combated? must he have combated? must we have combated? must you have combated? must they have combated?	must I have been combating? must you have been combating? must he have been combating? must we have been combating? must you have been combating? must they have been combating?

Interro-negative form

Simple form	V-ing form
must I not combat? must you not combat? must he not combat? must we not combat? must you not combat? must they not combat?	must I not be combating? must you not be combating? must he not be combating? must we not be combating? must you not be combating? must they not be combating?
Perfect	V-ing perfect
must I not have combated? must you not have combated? must he not have combated? must we not have combated? must you not have combated? must they not have combated?	must I not have been combating? must you not have been combating? must he not have been combating? must we not have been combating? must you not have been combating? must they not have been combating?