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