English verb conjugation
MUST PERSPIRE

Regular verb: perspire - perspired - perspired

Affirmation

Simple form	V-ing form
I must perspire you must perspire he must perspire we must perspire you must perspire they must perspire	I must be perspiring you must be perspiring he must be perspiring we must be perspiring you must be perspiring they must be perspiring
Perfect	V-ing perfect
I must have perspired you must have perspired he must have perspired we must have perspired you must have perspired they must have perspired	I must have been perspiring you must have been perspiring he must have been perspiring we must have been perspiring you must have been perspiring they must have been perspiring

Negation

Simple form	V-ing form
I must not perspire you must not perspire he must not perspire we must not perspire you must not perspire they must not perspire	I must not be perspiring you must not be perspiring he must not be perspiring we must not be perspiring you must not be perspiring they must not be perspiring
Perfect	V-ing perfect
I must not have perspired you must not have perspired he must not have perspired we must not have perspired you must not have perspired they must not have perspired	I must not have been perspiring you must not have been perspiring he must not have been perspiring we must not have been perspiring you must not have been perspiring they must not have been perspiring

Interrogative form

Simple form	V-ing form
must I perspire? must you perspire? must he perspire? must we perspire? must you perspire? must they perspire?	must I be perspiring? must you be perspiring? must he be perspiring? must we be perspiring? must you be perspiring? must they be perspiring?
Perfect	V-ing perfect
must I have perspired? must you have perspired? must he have perspired? must we have perspired? must you have perspired? must they have perspired?	must I have been perspiring? must you have been perspiring? must he have been perspiring? must we have been perspiring? must you have been perspiring? must they have been perspiring?

Interro-negative form

Simple form	V-ing form
must I not perspire? must you not perspire? must he not perspire? must we not perspire? must you not perspire? must they not perspire?	must I not be perspiring? must you not be perspiring? must he not be perspiring? must we not be perspiring? must you not be perspiring? must they not be perspiring?
Perfect	V-ing perfect
must I not have perspired? must you not have perspired? must he not have perspired? must we not have perspired? must you not have perspired? must they not have perspired?	must I not have been perspiring? must you not have been perspiring? must he not have been perspiring? must we not have been perspiring? must you not have been perspiring? must they not have been perspiring?