I must confess you must confess he must confess we must confess you must confess they must confess
V-ing form
I must be confessing you must be confessing he must be confessing we must be confessing you must be confessing they must be confessing
Perfect
I must have confessed you must have confessed he must have confessed we must have confessed you must have confessed they must have confessed
V-ing perfect
I must have been confessing you must have been confessing he must have been confessing we must have been confessing you must have been confessing they must have been confessing
Negation
Simple form
I must not confess you must not confess he must not confess we must not confess you must not confess they must not confess
V-ing form
I must not be confessing you must not be confessing he must not be confessing we must not be confessing you must not be confessing they must not be confessing
Perfect
I must not have confessed you must not have confessed he must not have confessed we must not have confessed you must not have confessed they must not have confessed
V-ing perfect
I must not have been confessing you must not have been confessing he must not have been confessing we must not have been confessing you must not have been confessing they must not have been confessing
Interrogative form
Simple form
must I confess? must you confess? must he confess? must we confess? must you confess? must they confess?
V-ing form
must I be confessing? must you be confessing? must he be confessing? must we be confessing? must you be confessing? must they be confessing?
Perfect
must I have confessed? must you have confessed? must he have confessed? must we have confessed? must you have confessed? must they have confessed?
V-ing perfect
must I have been confessing? must you have been confessing? must he have been confessing? must we have been confessing? must you have been confessing? must they have been confessing?
Interro-negative form
Simple form
must I not confess? must you not confess? must he not confess? must we not confess? must you not confess? must they not confess?
V-ing form
must I not be confessing? must you not be confessing? must he not be confessing? must we not be confessing? must you not be confessing? must they not be confessing?
Perfect
must I not have confessed? must you not have confessed? must he not have confessed? must we not have confessed? must you not have confessed? must they not have confessed?
V-ing perfect
must I not have been confessing? must you not have been confessing? must he not have been confessing? must we not have been confessing? must you not have been confessing? must they not have been confessing?