I must prepossess you must prepossess he must prepossess we must prepossess you must prepossess they must prepossess
V-ing form
I must be prepossessing you must be prepossessing he must be prepossessing we must be prepossessing you must be prepossessing they must be prepossessing
Perfect
I must have prepossessed you must have prepossessed he must have prepossessed we must have prepossessed you must have prepossessed they must have prepossessed
V-ing perfect
I must have been prepossessing you must have been prepossessing he must have been prepossessing we must have been prepossessing you must have been prepossessing they must have been prepossessing
Negation
Simple form
I must not prepossess you must not prepossess he must not prepossess we must not prepossess you must not prepossess they must not prepossess
V-ing form
I must not be prepossessing you must not be prepossessing he must not be prepossessing we must not be prepossessing you must not be prepossessing they must not be prepossessing
Perfect
I must not have prepossessed you must not have prepossessed he must not have prepossessed we must not have prepossessed you must not have prepossessed they must not have prepossessed
V-ing perfect
I must not have been prepossessing you must not have been prepossessing he must not have been prepossessing we must not have been prepossessing you must not have been prepossessing they must not have been prepossessing
Interrogative form
Simple form
must I prepossess? must you prepossess? must he prepossess? must we prepossess? must you prepossess? must they prepossess?
V-ing form
must I be prepossessing? must you be prepossessing? must he be prepossessing? must we be prepossessing? must you be prepossessing? must they be prepossessing?
Perfect
must I have prepossessed? must you have prepossessed? must he have prepossessed? must we have prepossessed? must you have prepossessed? must they have prepossessed?
V-ing perfect
must I have been prepossessing? must you have been prepossessing? must he have been prepossessing? must we have been prepossessing? must you have been prepossessing? must they have been prepossessing?
Interro-negative form
Simple form
must I not prepossess? must you not prepossess? must he not prepossess? must we not prepossess? must you not prepossess? must they not prepossess?
V-ing form
must I not be prepossessing? must you not be prepossessing? must he not be prepossessing? must we not be prepossessing? must you not be prepossessing? must they not be prepossessing?
Perfect
must I not have prepossessed? must you not have prepossessed? must he not have prepossessed? must we not have prepossessed? must you not have prepossessed? must they not have prepossessed?
V-ing perfect
must I not have been prepossessing? must you not have been prepossessing? must he not have been prepossessing? must we not have been prepossessing? must you not have been prepossessing? must they not have been prepossessing?