Conjugación del verbo inglés
MUST STAIN

Verbo regular: stain - stained - stained

Afirmación

Forma simple	Forma con V-ing
I must stain you must stain she must stain we must stain you must stain they must stain	I must be staining you must be staining she must be staining we must be staining you must be staining they must be staining
Perfecto	Perfecto con V-ing
I must have stained you must have stained she must have stained we must have stained you must have stained they must have stained	I must have been staining you must have been staining she must have been staining we must have been staining you must have been staining they must have been staining

Negación

Forma simple	Forma con V-ing
I mustn't stain you mustn't stain she mustn't stain we mustn't stain you mustn't stain they mustn't stain	I mustn't be staining you mustn't be staining she mustn't be staining we mustn't be staining you mustn't be staining they mustn't be staining
Perfecto	Perfecto con V-ing
I mustn't have stained you mustn't have stained she mustn't have stained we mustn't have stained you mustn't have stained they mustn't have stained	I mustn't have been staining you mustn't have been staining she mustn't have been staining we mustn't have been staining you mustn't have been staining they mustn't have been staining

Forma interrogativa

Forma simple	Forma con V-ing
must I stain? must you stain? must she stain? must we stain? must you stain? must they stain?	must I be staining? must you be staining? must she be staining? must we be staining? must you be staining? must they be staining?
Perfecto	Perfecto con V-ing
must I have stained? must you have stained? must she have stained? must we have stained? must you have stained? must they have stained?	must I have been staining? must you have been staining? must she have been staining? must we have been staining? must you have been staining? must they have been staining?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I stain? mustn't you stain? mustn't she stain? mustn't we stain? mustn't you stain? mustn't they stain?	mustn't I be staining? mustn't you be staining? mustn't she be staining? mustn't we be staining? mustn't you be staining? mustn't they be staining?
Perfecto	Perfecto con V-ing
mustn't I have stained? mustn't you have stained? mustn't she have stained? mustn't we have stained? mustn't you have stained? mustn't they have stained?	mustn't I have been staining? mustn't you have been staining? mustn't she have been staining? mustn't we have been staining? mustn't you have been staining? mustn't they have been staining?