English verb conjugation
MUST CONVINCE

Regular verb: convince - convinced - convinced

Affirmation

Simple form	V-ing form
I must convince you must convince he must convince we must convince you must convince they must convince	I must be convincing you must be convincing he must be convincing we must be convincing you must be convincing they must be convincing
Perfect	V-ing perfect
I must have convinced you must have convinced he must have convinced we must have convinced you must have convinced they must have convinced	I must have been convincing you must have been convincing he must have been convincing we must have been convincing you must have been convincing they must have been convincing

Negation

Simple form	V-ing form
I mustn't convince you mustn't convince he mustn't convince we mustn't convince you mustn't convince they mustn't convince	I mustn't be convincing you mustn't be convincing he mustn't be convincing we mustn't be convincing you mustn't be convincing they mustn't be convincing
Perfect	V-ing perfect
I mustn't have convinced you mustn't have convinced he mustn't have convinced we mustn't have convinced you mustn't have convinced they mustn't have convinced	I mustn't have been convincing you mustn't have been convincing he mustn't have been convincing we mustn't have been convincing you mustn't have been convincing they mustn't have been convincing

Interrogative form

Simple form	V-ing form
must I convince? must you convince? must he convince? must we convince? must you convince? must they convince?	must I be convincing? must you be convincing? must he be convincing? must we be convincing? must you be convincing? must they be convincing?
Perfect	V-ing perfect
must I have convinced? must you have convinced? must he have convinced? must we have convinced? must you have convinced? must they have convinced?	must I have been convincing? must you have been convincing? must he have been convincing? must we have been convincing? must you have been convincing? must they have been convincing?

Interro-negative form

Simple form	V-ing form
mustn't I convince? mustn't you convince? mustn't he convince? mustn't we convince? mustn't you convince? mustn't they convince?	mustn't I be convincing? mustn't you be convincing? mustn't he be convincing? mustn't we be convincing? mustn't you be convincing? mustn't they be convincing?
Perfect	V-ing perfect
mustn't I have convinced? mustn't you have convinced? mustn't he have convinced? mustn't we have convinced? mustn't you have convinced? mustn't they have convinced?	mustn't I have been convincing? mustn't you have been convincing? mustn't he have been convincing? mustn't we have been convincing? mustn't you have been convincing? mustn't they have been convincing?