I must betroth you must betroth she must betroth we must betroth you must betroth they must betroth
Forme en V-ing
I must be betrothing you must be betrothing she must be betrothing we must be betrothing you must be betrothing they must be betrothing
Perfect
I must have betrothed you must have betrothed she must have betrothed we must have betrothed you must have betrothed they must have betrothed
Perfect en V-ing
I must have been betrothing you must have been betrothing she must have been betrothing we must have been betrothing you must have been betrothing they must have been betrothing
Négation
Forme simple
I mustn't betroth you mustn't betroth she mustn't betroth we mustn't betroth you mustn't betroth they mustn't betroth
Forme en V-ing
I mustn't be betrothing you mustn't be betrothing she mustn't be betrothing we mustn't be betrothing you mustn't be betrothing they mustn't be betrothing
Perfect
I mustn't have betrothed you mustn't have betrothed she mustn't have betrothed we mustn't have betrothed you mustn't have betrothed they mustn't have betrothed
Perfect en V-ing
I mustn't have been betrothing you mustn't have been betrothing she mustn't have been betrothing we mustn't have been betrothing you mustn't have been betrothing they mustn't have been betrothing
Forme interrogative
Forme simple
must I betroth? must you betroth? must she betroth? must we betroth? must you betroth? must they betroth?
Forme en V-ing
must I be betrothing? must you be betrothing? must she be betrothing? must we be betrothing? must you be betrothing? must they be betrothing?
Perfect
must I have betrothed? must you have betrothed? must she have betrothed? must we have betrothed? must you have betrothed? must they have betrothed?
Perfect en V-ing
must I have been betrothing? must you have been betrothing? must she have been betrothing? must we have been betrothing? must you have been betrothing? must they have been betrothing?
Forme interro-négative
Forme simple
mustn't I betroth? mustn't you betroth? mustn't she betroth? mustn't we betroth? mustn't you betroth? mustn't they betroth?
Forme en V-ing
mustn't I be betrothing? mustn't you be betrothing? mustn't she be betrothing? mustn't we be betrothing? mustn't you be betrothing? mustn't they be betrothing?
Perfect
mustn't I have betrothed? mustn't you have betrothed? mustn't she have betrothed? mustn't we have betrothed? mustn't you have betrothed? mustn't they have betrothed?
Perfect en V-ing
mustn't I have been betrothing? mustn't you have been betrothing? mustn't she have been betrothing? mustn't we have been betrothing? mustn't you have been betrothing? mustn't they have been betrothing?