Conjugaison du verbe anglais
MUST CAVERN

Verbe régulier : cavern - caverned - caverned

Affirmation

Forme simple	Forme en V-ing
I must cavern you must cavern she must cavern we must cavern you must cavern they must cavern	I must be caverning you must be caverning she must be caverning we must be caverning you must be caverning they must be caverning
Perfect	Perfect en V-ing
I must have caverned you must have caverned she must have caverned we must have caverned you must have caverned they must have caverned	I must have been caverning you must have been caverning she must have been caverning we must have been caverning you must have been caverning they must have been caverning

Négation

Forme simple	Forme en V-ing
I must not cavern you must not cavern she must not cavern we must not cavern you must not cavern they must not cavern	I must not be caverning you must not be caverning she must not be caverning we must not be caverning you must not be caverning they must not be caverning
Perfect	Perfect en V-ing
I must not have caverned you must not have caverned she must not have caverned we must not have caverned you must not have caverned they must not have caverned	I must not have been caverning you must not have been caverning she must not have been caverning we must not have been caverning you must not have been caverning they must not have been caverning

Forme interrogative

Forme simple	Forme en V-ing
must I cavern? must you cavern? must she cavern? must we cavern? must you cavern? must they cavern?	must I be caverning? must you be caverning? must she be caverning? must we be caverning? must you be caverning? must they be caverning?
Perfect	Perfect en V-ing
must I have caverned? must you have caverned? must she have caverned? must we have caverned? must you have caverned? must they have caverned?	must I have been caverning? must you have been caverning? must she have been caverning? must we have been caverning? must you have been caverning? must they have been caverning?

Forme interro-négative

Forme simple	Forme en V-ing
must I not cavern? must you not cavern? must she not cavern? must we not cavern? must you not cavern? must they not cavern?	must I not be caverning? must you not be caverning? must she not be caverning? must we not be caverning? must you not be caverning? must they not be caverning?
Perfect	Perfect en V-ing
must I not have caverned? must you not have caverned? must she not have caverned? must we not have caverned? must you not have caverned? must they not have caverned?	must I not have been caverning? must you not have been caverning? must she not have been caverning? must we not have been caverning? must you not have been caverning? must they not have been caverning?