English verb conjugation
MUST CONVINCE

Regular verb: convince - convinced - convinced

Affirmation

Simple form	V-ing form
I must convince you must convince she must convince we must convince you must convince they must convince	I must be convincing you must be convincing she 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 she 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 she 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 must not convince you must not convince she must not convince we must not convince you must not convince they must not convince	I must not be convincing you must not be convincing she must not be convincing we must not be convincing you must not be convincing they must not be convincing
Perfect	V-ing perfect
I must not have convinced you must not have convinced she must not have convinced we must not have convinced you must not have convinced they must not have convinced	I must not have been convincing you must not have been convincing she must not have been convincing we must not have been convincing you must not have been convincing they must not have been convincing

Interrogative form

Simple form	V-ing form
must I convince? must you convince? must she convince? must we convince? must you convince? must they convince?	must I be convincing? must you be convincing? must she 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 she 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 she 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
must I not convince? must you not convince? must she not convince? must we not convince? must you not convince? must they not convince?	must I not be convincing? must you not be convincing? must she not be convincing? must we not be convincing? must you not be convincing? must they not be convincing?
Perfect	V-ing perfect
must I not have convinced? must you not have convinced? must she not have convinced? must we not have convinced? must you not have convinced? must they not have convinced?	must I not have been convincing? must you not have been convincing? must she not have been convincing? must we not have been convincing? must you not have been convincing? must they not have been convincing?