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