English verb conjugation
MUST PLAGIARISE

Regular verb: plagiarise - plagiarised - plagiarised

Affirmation

Simple form	V-ing form
I must plagiarise you must plagiarise he must plagiarise we must plagiarise you must plagiarise they must plagiarise	I must be plagiarising you must be plagiarising he must be plagiarising we must be plagiarising you must be plagiarising they must be plagiarising
Perfect	V-ing perfect
I must have plagiarised you must have plagiarised he must have plagiarised we must have plagiarised you must have plagiarised they must have plagiarised	I must have been plagiarising you must have been plagiarising he must have been plagiarising we must have been plagiarising you must have been plagiarising they must have been plagiarising

Negation

Simple form	V-ing form
I mustn't plagiarise you mustn't plagiarise he mustn't plagiarise we mustn't plagiarise you mustn't plagiarise they mustn't plagiarise	I mustn't be plagiarising you mustn't be plagiarising he mustn't be plagiarising we mustn't be plagiarising you mustn't be plagiarising they mustn't be plagiarising
Perfect	V-ing perfect
I mustn't have plagiarised you mustn't have plagiarised he mustn't have plagiarised we mustn't have plagiarised you mustn't have plagiarised they mustn't have plagiarised	I mustn't have been plagiarising you mustn't have been plagiarising he mustn't have been plagiarising we mustn't have been plagiarising you mustn't have been plagiarising they mustn't have been plagiarising

Interrogative form

Simple form	V-ing form
must I plagiarise? must you plagiarise? must he plagiarise? must we plagiarise? must you plagiarise? must they plagiarise?	must I be plagiarising? must you be plagiarising? must he be plagiarising? must we be plagiarising? must you be plagiarising? must they be plagiarising?
Perfect	V-ing perfect
must I have plagiarised? must you have plagiarised? must he have plagiarised? must we have plagiarised? must you have plagiarised? must they have plagiarised?	must I have been plagiarising? must you have been plagiarising? must he have been plagiarising? must we have been plagiarising? must you have been plagiarising? must they have been plagiarising?

Interro-negative form

Simple form	V-ing form
mustn't I plagiarise? mustn't you plagiarise? mustn't he plagiarise? mustn't we plagiarise? mustn't you plagiarise? mustn't they plagiarise?	mustn't I be plagiarising? mustn't you be plagiarising? mustn't he be plagiarising? mustn't we be plagiarising? mustn't you be plagiarising? mustn't they be plagiarising?
Perfect	V-ing perfect
mustn't I have plagiarised? mustn't you have plagiarised? mustn't he have plagiarised? mustn't we have plagiarised? mustn't you have plagiarised? mustn't they have plagiarised?	mustn't I have been plagiarising? mustn't you have been plagiarising? mustn't he have been plagiarising? mustn't we have been plagiarising? mustn't you have been plagiarising? mustn't they have been plagiarising?