Conjugaison du verbe anglais
MUST BUTTRESS

Verbe régulier : buttress - buttressed - buttressed
Traduction française : étayer - arc-bouter

Affirmation

Forme simple	Forme en V-ing
I must buttress you must buttress he must buttress we must buttress you must buttress they must buttress	I must be buttressing you must be buttressing he must be buttressing we must be buttressing you must be buttressing they must be buttressing
Perfect	Perfect en V-ing
I must have buttressed you must have buttressed he must have buttressed we must have buttressed you must have buttressed they must have buttressed	I must have been buttressing you must have been buttressing he must have been buttressing we must have been buttressing you must have been buttressing they must have been buttressing

Négation

Forme simple	Forme en V-ing
I must not buttress you must not buttress he must not buttress we must not buttress you must not buttress they must not buttress	I must not be buttressing you must not be buttressing he must not be buttressing we must not be buttressing you must not be buttressing they must not be buttressing
Perfect	Perfect en V-ing
I must not have buttressed you must not have buttressed he must not have buttressed we must not have buttressed you must not have buttressed they must not have buttressed	I must not have been buttressing you must not have been buttressing he must not have been buttressing we must not have been buttressing you must not have been buttressing they must not have been buttressing

Forme interrogative

Forme simple	Forme en V-ing
must I buttress? must you buttress? must he buttress? must we buttress? must you buttress? must they buttress?	must I be buttressing? must you be buttressing? must he be buttressing? must we be buttressing? must you be buttressing? must they be buttressing?
Perfect	Perfect en V-ing
must I have buttressed? must you have buttressed? must he have buttressed? must we have buttressed? must you have buttressed? must they have buttressed?	must I have been buttressing? must you have been buttressing? must he have been buttressing? must we have been buttressing? must you have been buttressing? must they have been buttressing?

Forme interro-négative

Forme simple	Forme en V-ing
must I not buttress? must you not buttress? must he not buttress? must we not buttress? must you not buttress? must they not buttress?	must I not be buttressing? must you not be buttressing? must he not be buttressing? must we not be buttressing? must you not be buttressing? must they not be buttressing?
Perfect	Perfect en V-ing
must I not have buttressed? must you not have buttressed? must he not have buttressed? must we not have buttressed? must you not have buttressed? must they not have buttressed?	must I not have been buttressing? must you not have been buttressing? must he not have been buttressing? must we not have been buttressing? must you not have been buttressing? must they not have been buttressing?