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