I must belay you must belay she must belay we must belay you must belay they must belay
Forma con V-ing
I must be belaying you must be belaying she must be belaying we must be belaying you must be belaying they must be belaying
Perfecto
I must have belayed you must have belayed she must have belayed we must have belayed you must have belayed they must have belayed
Perfecto con V-ing
I must have been belaying you must have been belaying she must have been belaying we must have been belaying you must have been belaying they must have been belaying
Negación
Forma simple
I mustn't belay you mustn't belay she mustn't belay we mustn't belay you mustn't belay they mustn't belay
Forma con V-ing
I mustn't be belaying you mustn't be belaying she mustn't be belaying we mustn't be belaying you mustn't be belaying they mustn't be belaying
Perfecto
I mustn't have belayed you mustn't have belayed she mustn't have belayed we mustn't have belayed you mustn't have belayed they mustn't have belayed
Perfecto con V-ing
I mustn't have been belaying you mustn't have been belaying she mustn't have been belaying we mustn't have been belaying you mustn't have been belaying they mustn't have been belaying
Forma interrogativa
Forma simple
must I belay? must you belay? must she belay? must we belay? must you belay? must they belay?
Forma con V-ing
must I be belaying? must you be belaying? must she be belaying? must we be belaying? must you be belaying? must they be belaying?
Perfecto
must I have belayed? must you have belayed? must she have belayed? must we have belayed? must you have belayed? must they have belayed?
Perfecto con V-ing
must I have been belaying? must you have been belaying? must she have been belaying? must we have been belaying? must you have been belaying? must they have been belaying?
Forma interro-negativa
Forma simple
mustn't I belay? mustn't you belay? mustn't she belay? mustn't we belay? mustn't you belay? mustn't they belay?
Forma con V-ing
mustn't I be belaying? mustn't you be belaying? mustn't she be belaying? mustn't we be belaying? mustn't you be belaying? mustn't they be belaying?
Perfecto
mustn't I have belayed? mustn't you have belayed? mustn't she have belayed? mustn't we have belayed? mustn't you have belayed? mustn't they have belayed?
Perfecto con V-ing
mustn't I have been belaying? mustn't you have been belaying? mustn't she have been belaying? mustn't we have been belaying? mustn't you have been belaying? mustn't they have been belaying?