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