I must detest you must detest he must detest we must detest you must detest they must detest
V-ing form
I must be detesting you must be detesting he must be detesting we must be detesting you must be detesting they must be detesting
Perfect
I must have detested you must have detested he must have detested we must have detested you must have detested they must have detested
V-ing perfect
I must have been detesting you must have been detesting he must have been detesting we must have been detesting you must have been detesting they must have been detesting
Negation
Simple form
I mustn't detest you mustn't detest he mustn't detest we mustn't detest you mustn't detest they mustn't detest
V-ing form
I mustn't be detesting you mustn't be detesting he mustn't be detesting we mustn't be detesting you mustn't be detesting they mustn't be detesting
Perfect
I mustn't have detested you mustn't have detested he mustn't have detested we mustn't have detested you mustn't have detested they mustn't have detested
V-ing perfect
I mustn't have been detesting you mustn't have been detesting he mustn't have been detesting we mustn't have been detesting you mustn't have been detesting they mustn't have been detesting
Interrogative form
Simple form
must I detest? must you detest? must he detest? must we detest? must you detest? must they detest?
V-ing form
must I be detesting? must you be detesting? must he be detesting? must we be detesting? must you be detesting? must they be detesting?
Perfect
must I have detested? must you have detested? must he have detested? must we have detested? must you have detested? must they have detested?
V-ing perfect
must I have been detesting? must you have been detesting? must he have been detesting? must we have been detesting? must you have been detesting? must they have been detesting?
Interro-negative form
Simple form
mustn't I detest? mustn't you detest? mustn't he detest? mustn't we detest? mustn't you detest? mustn't they detest?
V-ing form
mustn't I be detesting? mustn't you be detesting? mustn't he be detesting? mustn't we be detesting? mustn't you be detesting? mustn't they be detesting?
Perfect
mustn't I have detested? mustn't you have detested? mustn't he have detested? mustn't we have detested? mustn't you have detested? mustn't they have detested?
V-ing perfect
mustn't I have been detesting? mustn't you have been detesting? mustn't he have been detesting? mustn't we have been detesting? mustn't you have been detesting? mustn't they have been detesting?