English verb conjugation
MUST OVERNIGHT

Regular verb: overnight - overnighted - overnighted

Affirmation

Simple form	V-ing form
I must overnight you must overnight she must overnight we must overnight you must overnight they must overnight	I must be overnighting you must be overnighting she must be overnighting we must be overnighting you must be overnighting they must be overnighting
Perfect	V-ing perfect
I must have overnighted you must have overnighted she must have overnighted we must have overnighted you must have overnighted they must have overnighted	I must have been overnighting you must have been overnighting she must have been overnighting we must have been overnighting you must have been overnighting they must have been overnighting

Negation

Simple form	V-ing form
I mustn't overnight you mustn't overnight she mustn't overnight we mustn't overnight you mustn't overnight they mustn't overnight	I mustn't be overnighting you mustn't be overnighting she mustn't be overnighting we mustn't be overnighting you mustn't be overnighting they mustn't be overnighting
Perfect	V-ing perfect
I mustn't have overnighted you mustn't have overnighted she mustn't have overnighted we mustn't have overnighted you mustn't have overnighted they mustn't have overnighted	I mustn't have been overnighting you mustn't have been overnighting she mustn't have been overnighting we mustn't have been overnighting you mustn't have been overnighting they mustn't have been overnighting

Interrogative form

Simple form	V-ing form
must I overnight? must you overnight? must she overnight? must we overnight? must you overnight? must they overnight?	must I be overnighting? must you be overnighting? must she be overnighting? must we be overnighting? must you be overnighting? must they be overnighting?
Perfect	V-ing perfect
must I have overnighted? must you have overnighted? must she have overnighted? must we have overnighted? must you have overnighted? must they have overnighted?	must I have been overnighting? must you have been overnighting? must she have been overnighting? must we have been overnighting? must you have been overnighting? must they have been overnighting?

Interro-negative form

Simple form	V-ing form
mustn't I overnight? mustn't you overnight? mustn't she overnight? mustn't we overnight? mustn't you overnight? mustn't they overnight?	mustn't I be overnighting? mustn't you be overnighting? mustn't she be overnighting? mustn't we be overnighting? mustn't you be overnighting? mustn't they be overnighting?
Perfect	V-ing perfect
mustn't I have overnighted? mustn't you have overnighted? mustn't she have overnighted? mustn't we have overnighted? mustn't you have overnighted? mustn't they have overnighted?	mustn't I have been overnighting? mustn't you have been overnighting? mustn't she have been overnighting? mustn't we have been overnighting? mustn't you have been overnighting? mustn't they have been overnighting?