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