I must persuade you must persuade she must persuade we must persuade you must persuade they must persuade
V-ing form
I must be persuading you must be persuading she must be persuading we must be persuading you must be persuading they must be persuading
Perfect
I must have persuaded you must have persuaded she must have persuaded we must have persuaded you must have persuaded they must have persuaded
V-ing perfect
I must have been persuading you must have been persuading she must have been persuading we must have been persuading you must have been persuading they must have been persuading
Negation
Simple form
I must not persuade you must not persuade she must not persuade we must not persuade you must not persuade they must not persuade
V-ing form
I must not be persuading you must not be persuading she must not be persuading we must not be persuading you must not be persuading they must not be persuading
Perfect
I must not have persuaded you must not have persuaded she must not have persuaded we must not have persuaded you must not have persuaded they must not have persuaded
V-ing perfect
I must not have been persuading you must not have been persuading she must not have been persuading we must not have been persuading you must not have been persuading they must not have been persuading
Interrogative form
Simple form
must I persuade? must you persuade? must she persuade? must we persuade? must you persuade? must they persuade?
V-ing form
must I be persuading? must you be persuading? must she be persuading? must we be persuading? must you be persuading? must they be persuading?
Perfect
must I have persuaded? must you have persuaded? must she have persuaded? must we have persuaded? must you have persuaded? must they have persuaded?
V-ing perfect
must I have been persuading? must you have been persuading? must she have been persuading? must we have been persuading? must you have been persuading? must they have been persuading?
Interro-negative form
Simple form
must I not persuade? must you not persuade? must she not persuade? must we not persuade? must you not persuade? must they not persuade?
V-ing form
must I not be persuading? must you not be persuading? must she not be persuading? must we not be persuading? must you not be persuading? must they not be persuading?
Perfect
must I not have persuaded? must you not have persuaded? must she not have persuaded? must we not have persuaded? must you not have persuaded? must they not have persuaded?
V-ing perfect
must I not have been persuading? must you not have been persuading? must she not have been persuading? must we not have been persuading? must you not have been persuading? must they not have been persuading?