English verb conjugation
MUST PRESIDE

Regular verb: preside - presided - presided

Affirmation

Simple form	V-ing form
I must preside you must preside she must preside we must preside you must preside they must preside	I must be presiding you must be presiding she must be presiding we must be presiding you must be presiding they must be presiding
Perfect	V-ing perfect
I must have presided you must have presided she must have presided we must have presided you must have presided they must have presided	I must have been presiding you must have been presiding she must have been presiding we must have been presiding you must have been presiding they must have been presiding

Negation

Simple form	V-ing form
I mustn't preside you mustn't preside she mustn't preside we mustn't preside you mustn't preside they mustn't preside	I mustn't be presiding you mustn't be presiding she mustn't be presiding we mustn't be presiding you mustn't be presiding they mustn't be presiding
Perfect	V-ing perfect
I mustn't have presided you mustn't have presided she mustn't have presided we mustn't have presided you mustn't have presided they mustn't have presided	I mustn't have been presiding you mustn't have been presiding she mustn't have been presiding we mustn't have been presiding you mustn't have been presiding they mustn't have been presiding

Interrogative form

Simple form	V-ing form
must I preside? must you preside? must she preside? must we preside? must you preside? must they preside?	must I be presiding? must you be presiding? must she be presiding? must we be presiding? must you be presiding? must they be presiding?
Perfect	V-ing perfect
must I have presided? must you have presided? must she have presided? must we have presided? must you have presided? must they have presided?	must I have been presiding? must you have been presiding? must she have been presiding? must we have been presiding? must you have been presiding? must they have been presiding?

Interro-negative form

Simple form	V-ing form
mustn't I preside? mustn't you preside? mustn't she preside? mustn't we preside? mustn't you preside? mustn't they preside?	mustn't I be presiding? mustn't you be presiding? mustn't she be presiding? mustn't we be presiding? mustn't you be presiding? mustn't they be presiding?
Perfect	V-ing perfect
mustn't I have presided? mustn't you have presided? mustn't she have presided? mustn't we have presided? mustn't you have presided? mustn't they have presided?	mustn't I have been presiding? mustn't you have been presiding? mustn't she have been presiding? mustn't we have been presiding? mustn't you have been presiding? mustn't they have been presiding?