English verb conjugation
MUST ARGUE

Regular verb: argue - argued - argued

Affirmation

Simple form	V-ing form
I must argue you must argue he must argue we must argue you must argue they must argue	I must be arguing you must be arguing he must be arguing we must be arguing you must be arguing they must be arguing
Perfect	V-ing perfect
I must have argued you must have argued he must have argued we must have argued you must have argued they must have argued	I must have been arguing you must have been arguing he must have been arguing we must have been arguing you must have been arguing they must have been arguing

Negation

Simple form	V-ing form
I must not argue you must not argue he must not argue we must not argue you must not argue they must not argue	I must not be arguing you must not be arguing he must not be arguing we must not be arguing you must not be arguing they must not be arguing
Perfect	V-ing perfect
I must not have argued you must not have argued he must not have argued we must not have argued you must not have argued they must not have argued	I must not have been arguing you must not have been arguing he must not have been arguing we must not have been arguing you must not have been arguing they must not have been arguing

Interrogative form

Simple form	V-ing form
must I argue? must you argue? must he argue? must we argue? must you argue? must they argue?	must I be arguing? must you be arguing? must he be arguing? must we be arguing? must you be arguing? must they be arguing?
Perfect	V-ing perfect
must I have argued? must you have argued? must he have argued? must we have argued? must you have argued? must they have argued?	must I have been arguing? must you have been arguing? must he have been arguing? must we have been arguing? must you have been arguing? must they have been arguing?

Interro-negative form

Simple form	V-ing form
must I not argue? must you not argue? must he not argue? must we not argue? must you not argue? must they not argue?	must I not be arguing? must you not be arguing? must he not be arguing? must we not be arguing? must you not be arguing? must they not be arguing?
Perfect	V-ing perfect
must I not have argued? must you not have argued? must he not have argued? must we not have argued? must you not have argued? must they not have argued?	must I not have been arguing? must you not have been arguing? must he not have been arguing? must we not have been arguing? must you not have been arguing? must they not have been arguing?