English verb conjugation
MUST PERSPIRE

Regular verb: perspire - perspired - perspired

Affirmation

Simple form	V-ing form
I must perspire you must perspire she must perspire we must perspire you must perspire they must perspire	I must be perspiring you must be perspiring she 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 she 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 she 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 mustn't perspire you mustn't perspire she mustn't perspire we mustn't perspire you mustn't perspire they mustn't perspire	I mustn't be perspiring you mustn't be perspiring she mustn't be perspiring we mustn't be perspiring you mustn't be perspiring they mustn't be perspiring
Perfect	V-ing perfect
I mustn't have perspired you mustn't have perspired she mustn't have perspired we mustn't have perspired you mustn't have perspired they mustn't have perspired	I mustn't have been perspiring you mustn't have been perspiring she mustn't have been perspiring we mustn't have been perspiring you mustn't have been perspiring they mustn't have been perspiring

Interrogative form

Simple form	V-ing form
must I perspire? must you perspire? must she perspire? must we perspire? must you perspire? must they perspire?	must I be perspiring? must you be perspiring? must she 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 she 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 she 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
mustn't I perspire? mustn't you perspire? mustn't she perspire? mustn't we perspire? mustn't you perspire? mustn't they perspire?	mustn't I be perspiring? mustn't you be perspiring? mustn't she be perspiring? mustn't we be perspiring? mustn't you be perspiring? mustn't they be perspiring?
Perfect	V-ing perfect
mustn't I have perspired? mustn't you have perspired? mustn't she have perspired? mustn't we have perspired? mustn't you have perspired? mustn't they have perspired?	mustn't I have been perspiring? mustn't you have been perspiring? mustn't she have been perspiring? mustn't we have been perspiring? mustn't you have been perspiring? mustn't they have been perspiring?