I must damnify you must damnify she must damnify we must damnify you must damnify they must damnify
V-ing form
I must be damnifying you must be damnifying she must be damnifying we must be damnifying you must be damnifying they must be damnifying
Perfect
I must have damnified you must have damnified she must have damnified we must have damnified you must have damnified they must have damnified
V-ing perfect
I must have been damnifying you must have been damnifying she must have been damnifying we must have been damnifying you must have been damnifying they must have been damnifying
Negation
Simple form
I mustn't damnify you mustn't damnify she mustn't damnify we mustn't damnify you mustn't damnify they mustn't damnify
V-ing form
I mustn't be damnifying you mustn't be damnifying she mustn't be damnifying we mustn't be damnifying you mustn't be damnifying they mustn't be damnifying
Perfect
I mustn't have damnified you mustn't have damnified she mustn't have damnified we mustn't have damnified you mustn't have damnified they mustn't have damnified
V-ing perfect
I mustn't have been damnifying you mustn't have been damnifying she mustn't have been damnifying we mustn't have been damnifying you mustn't have been damnifying they mustn't have been damnifying
Interrogative form
Simple form
must I damnify? must you damnify? must she damnify? must we damnify? must you damnify? must they damnify?
V-ing form
must I be damnifying? must you be damnifying? must she be damnifying? must we be damnifying? must you be damnifying? must they be damnifying?
Perfect
must I have damnified? must you have damnified? must she have damnified? must we have damnified? must you have damnified? must they have damnified?
V-ing perfect
must I have been damnifying? must you have been damnifying? must she have been damnifying? must we have been damnifying? must you have been damnifying? must they have been damnifying?
Interro-negative form
Simple form
mustn't I damnify? mustn't you damnify? mustn't she damnify? mustn't we damnify? mustn't you damnify? mustn't they damnify?
V-ing form
mustn't I be damnifying? mustn't you be damnifying? mustn't she be damnifying? mustn't we be damnifying? mustn't you be damnifying? mustn't they be damnifying?
Perfect
mustn't I have damnified? mustn't you have damnified? mustn't she have damnified? mustn't we have damnified? mustn't you have damnified? mustn't they have damnified?
V-ing perfect
mustn't I have been damnifying? mustn't you have been damnifying? mustn't she have been damnifying? mustn't we have been damnifying? mustn't you have been damnifying? mustn't they have been damnifying?