I must attire you must attire he must attire we must attire you must attire they must attire
Forme en V-ing
I must be attiring you must be attiring he must be attiring we must be attiring you must be attiring they must be attiring
Perfect
I must have attired you must have attired he must have attired we must have attired you must have attired they must have attired
Perfect en V-ing
I must have been attiring you must have been attiring he must have been attiring we must have been attiring you must have been attiring they must have been attiring
Négation
Forme simple
I must not attire you must not attire he must not attire we must not attire you must not attire they must not attire
Forme en V-ing
I must not be attiring you must not be attiring he must not be attiring we must not be attiring you must not be attiring they must not be attiring
Perfect
I must not have attired you must not have attired he must not have attired we must not have attired you must not have attired they must not have attired
Perfect en V-ing
I must not have been attiring you must not have been attiring he must not have been attiring we must not have been attiring you must not have been attiring they must not have been attiring
Forme interrogative
Forme simple
must I attire? must you attire? must he attire? must we attire? must you attire? must they attire?
Forme en V-ing
must I be attiring? must you be attiring? must he be attiring? must we be attiring? must you be attiring? must they be attiring?
Perfect
must I have attired? must you have attired? must he have attired? must we have attired? must you have attired? must they have attired?
Perfect en V-ing
must I have been attiring? must you have been attiring? must he have been attiring? must we have been attiring? must you have been attiring? must they have been attiring?
Forme interro-négative
Forme simple
must I not attire? must you not attire? must he not attire? must we not attire? must you not attire? must they not attire?
Forme en V-ing
must I not be attiring? must you not be attiring? must he not be attiring? must we not be attiring? must you not be attiring? must they not be attiring?
Perfect
must I not have attired? must you not have attired? must he not have attired? must we not have attired? must you not have attired? must they not have attired?
Perfect en V-ing
must I not have been attiring? must you not have been attiring? must he not have been attiring? must we not have been attiring? must you not have been attiring? must they not have been attiring?