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