English verb conjugation
MUST ATTIRE

Regular verb: attire - attired - attired

Affirmation

Simple form	V-ing form
I must attire you must attire she must attire we must attire you must attire they must attire	I must be attiring you must be attiring she must be attiring we must be attiring you must be attiring they must be attiring
Perfect	V-ing perfect
I must have attired you must have attired she must have attired we must have attired you must have attired they must have attired	I must have been attiring you must have been attiring she must have been attiring we must have been attiring you must have been attiring they must have been attiring

Negation

Simple form	V-ing form
I must not attire you must not attire she must not attire we must not attire you must not attire they must not attire	I must not be attiring you must not be attiring she must not be attiring we must not be attiring you must not be attiring they must not be attiring
Perfect	V-ing perfect
I must not have attired you must not have attired she must not have attired we must not have attired you must not have attired they must not have attired	I must not have been attiring you must not have been attiring she must not have been attiring we must not have been attiring you must not have been attiring they must not have been attiring

Interrogative form

Simple form	V-ing form
must I attire? must you attire? must she attire? must we attire? must you attire? must they attire?	must I be attiring? must you be attiring? must she be attiring? must we be attiring? must you be attiring? must they be attiring?
Perfect	V-ing perfect
must I have attired? must you have attired? must she have attired? must we have attired? must you have attired? must they have attired?	must I have been attiring? must you have been attiring? must she have been attiring? must we have been attiring? must you have been attiring? must they have been attiring?

Interro-negative form

Simple form	V-ing form
must I not attire? must you not attire? must she not attire? must we not attire? must you not attire? must they not attire?	must I not be attiring? must you not be attiring? must she not be attiring? must we not be attiring? must you not be attiring? must they not be attiring?
Perfect	V-ing perfect
must I not have attired? must you not have attired? must she not have attired? must we not have attired? must you not have attired? must they not have attired?	must I not have been attiring? must you not have been attiring? must she not have been attiring? must we not have been attiring? must you not have been attiring? must they not have been attiring?