Conjugación del verbo inglés
MUST MARK

Verbo regular: mark - marked - marked

Afirmación

Forma simple	Forma con V-ing
I must mark you must mark she must mark we must mark you must mark they must mark	I must be marking you must be marking she must be marking we must be marking you must be marking they must be marking
Perfecto	Perfecto con V-ing
I must have marked you must have marked she must have marked we must have marked you must have marked they must have marked	I must have been marking you must have been marking she must have been marking we must have been marking you must have been marking they must have been marking

Negación

Forma simple	Forma con V-ing
I mustn't mark you mustn't mark she mustn't mark we mustn't mark you mustn't mark they mustn't mark	I mustn't be marking you mustn't be marking she mustn't be marking we mustn't be marking you mustn't be marking they mustn't be marking
Perfecto	Perfecto con V-ing
I mustn't have marked you mustn't have marked she mustn't have marked we mustn't have marked you mustn't have marked they mustn't have marked	I mustn't have been marking you mustn't have been marking she mustn't have been marking we mustn't have been marking you mustn't have been marking they mustn't have been marking

Forma interrogativa

Forma simple	Forma con V-ing
must I mark? must you mark? must she mark? must we mark? must you mark? must they mark?	must I be marking? must you be marking? must she be marking? must we be marking? must you be marking? must they be marking?
Perfecto	Perfecto con V-ing
must I have marked? must you have marked? must she have marked? must we have marked? must you have marked? must they have marked?	must I have been marking? must you have been marking? must she have been marking? must we have been marking? must you have been marking? must they have been marking?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I mark? mustn't you mark? mustn't she mark? mustn't we mark? mustn't you mark? mustn't they mark?	mustn't I be marking? mustn't you be marking? mustn't she be marking? mustn't we be marking? mustn't you be marking? mustn't they be marking?
Perfecto	Perfecto con V-ing
mustn't I have marked? mustn't you have marked? mustn't she have marked? mustn't we have marked? mustn't you have marked? mustn't they have marked?	mustn't I have been marking? mustn't you have been marking? mustn't she have been marking? mustn't we have been marking? mustn't you have been marking? mustn't they have been marking?