English verb conjugation
MUST GRANDSTAND

Regular verb: grandstand - grandstanded - grandstanded

Affirmation

Simple form	V-ing form
I must grandstand you must grandstand she must grandstand we must grandstand you must grandstand they must grandstand	I must be grandstanding you must be grandstanding she must be grandstanding we must be grandstanding you must be grandstanding they must be grandstanding
Perfect	V-ing perfect
I must have grandstanded you must have grandstanded she must have grandstanded we must have grandstanded you must have grandstanded they must have grandstanded	I must have been grandstanding you must have been grandstanding she must have been grandstanding we must have been grandstanding you must have been grandstanding they must have been grandstanding

Negation

Simple form	V-ing form
I mustn't grandstand you mustn't grandstand she mustn't grandstand we mustn't grandstand you mustn't grandstand they mustn't grandstand	I mustn't be grandstanding you mustn't be grandstanding she mustn't be grandstanding we mustn't be grandstanding you mustn't be grandstanding they mustn't be grandstanding
Perfect	V-ing perfect
I mustn't have grandstanded you mustn't have grandstanded she mustn't have grandstanded we mustn't have grandstanded you mustn't have grandstanded they mustn't have grandstanded	I mustn't have been grandstanding you mustn't have been grandstanding she mustn't have been grandstanding we mustn't have been grandstanding you mustn't have been grandstanding they mustn't have been grandstanding

Interrogative form

Simple form	V-ing form
must I grandstand? must you grandstand? must she grandstand? must we grandstand? must you grandstand? must they grandstand?	must I be grandstanding? must you be grandstanding? must she be grandstanding? must we be grandstanding? must you be grandstanding? must they be grandstanding?
Perfect	V-ing perfect
must I have grandstanded? must you have grandstanded? must she have grandstanded? must we have grandstanded? must you have grandstanded? must they have grandstanded?	must I have been grandstanding? must you have been grandstanding? must she have been grandstanding? must we have been grandstanding? must you have been grandstanding? must they have been grandstanding?

Interro-negative form

Simple form	V-ing form
mustn't I grandstand? mustn't you grandstand? mustn't she grandstand? mustn't we grandstand? mustn't you grandstand? mustn't they grandstand?	mustn't I be grandstanding? mustn't you be grandstanding? mustn't she be grandstanding? mustn't we be grandstanding? mustn't you be grandstanding? mustn't they be grandstanding?
Perfect	V-ing perfect
mustn't I have grandstanded? mustn't you have grandstanded? mustn't she have grandstanded? mustn't we have grandstanded? mustn't you have grandstanded? mustn't they have grandstanded?	mustn't I have been grandstanding? mustn't you have been grandstanding? mustn't she have been grandstanding? mustn't we have been grandstanding? mustn't you have been grandstanding? mustn't they have been grandstanding?