English verb conjugation
MUST AFTER

Regular verb: after - aftered - aftered

Affirmation

Simple form	V-ing form
I must after you must after he must after we must after you must after they must after	I must be aftering you must be aftering he must be aftering we must be aftering you must be aftering they must be aftering
Perfect	V-ing perfect
I must have aftered you must have aftered he must have aftered we must have aftered you must have aftered they must have aftered	I must have been aftering you must have been aftering he must have been aftering we must have been aftering you must have been aftering they must have been aftering

Negation

Simple form	V-ing form
I mustn't after you mustn't after he mustn't after we mustn't after you mustn't after they mustn't after	I mustn't be aftering you mustn't be aftering he mustn't be aftering we mustn't be aftering you mustn't be aftering they mustn't be aftering
Perfect	V-ing perfect
I mustn't have aftered you mustn't have aftered he mustn't have aftered we mustn't have aftered you mustn't have aftered they mustn't have aftered	I mustn't have been aftering you mustn't have been aftering he mustn't have been aftering we mustn't have been aftering you mustn't have been aftering they mustn't have been aftering

Interrogative form

Simple form	V-ing form
must I after? must you after? must he after? must we after? must you after? must they after?	must I be aftering? must you be aftering? must he be aftering? must we be aftering? must you be aftering? must they be aftering?
Perfect	V-ing perfect
must I have aftered? must you have aftered? must he have aftered? must we have aftered? must you have aftered? must they have aftered?	must I have been aftering? must you have been aftering? must he have been aftering? must we have been aftering? must you have been aftering? must they have been aftering?

Interro-negative form

Simple form	V-ing form
mustn't I after? mustn't you after? mustn't he after? mustn't we after? mustn't you after? mustn't they after?	mustn't I be aftering? mustn't you be aftering? mustn't he be aftering? mustn't we be aftering? mustn't you be aftering? mustn't they be aftering?
Perfect	V-ing perfect
mustn't I have aftered? mustn't you have aftered? mustn't he have aftered? mustn't we have aftered? mustn't you have aftered? mustn't they have aftered?	mustn't I have been aftering? mustn't you have been aftering? mustn't he have been aftering? mustn't we have been aftering? mustn't you have been aftering? mustn't they have been aftering?