Conjugación del verbo inglés
MUST YEN

Verbo regular: yen - yenned - yenned

Afirmación

Forma simple	Forma con V-ing
I must yen you must yen he must yen we must yen you must yen they must yen	I must be yenning you must be yenning he must be yenning we must be yenning you must be yenning they must be yenning
Perfecto	Perfecto con V-ing
I must have yenned you must have yenned he must have yenned we must have yenned you must have yenned they must have yenned	I must have been yenning you must have been yenning he must have been yenning we must have been yenning you must have been yenning they must have been yenning

Negación

Forma simple	Forma con V-ing
I mustn't yen you mustn't yen he mustn't yen we mustn't yen you mustn't yen they mustn't yen	I mustn't be yenning you mustn't be yenning he mustn't be yenning we mustn't be yenning you mustn't be yenning they mustn't be yenning
Perfecto	Perfecto con V-ing
I mustn't have yenned you mustn't have yenned he mustn't have yenned we mustn't have yenned you mustn't have yenned they mustn't have yenned	I mustn't have been yenning you mustn't have been yenning he mustn't have been yenning we mustn't have been yenning you mustn't have been yenning they mustn't have been yenning

Forma interrogativa

Forma simple	Forma con V-ing
must I yen? must you yen? must he yen? must we yen? must you yen? must they yen?	must I be yenning? must you be yenning? must he be yenning? must we be yenning? must you be yenning? must they be yenning?
Perfecto	Perfecto con V-ing
must I have yenned? must you have yenned? must he have yenned? must we have yenned? must you have yenned? must they have yenned?	must I have been yenning? must you have been yenning? must he have been yenning? must we have been yenning? must you have been yenning? must they have been yenning?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I yen? mustn't you yen? mustn't he yen? mustn't we yen? mustn't you yen? mustn't they yen?	mustn't I be yenning? mustn't you be yenning? mustn't he be yenning? mustn't we be yenning? mustn't you be yenning? mustn't they be yenning?
Perfecto	Perfecto con V-ing
mustn't I have yenned? mustn't you have yenned? mustn't he have yenned? mustn't we have yenned? mustn't you have yenned? mustn't they have yenned?	mustn't I have been yenning? mustn't you have been yenning? mustn't he have been yenning? mustn't we have been yenning? mustn't you have been yenning? mustn't they have been yenning?