Conjugación del verbo inglés
MUST COMPLAIN

Verbo regular: complain - complained - complained

Afirmación

Forma simple	Forma con V-ing
I must complain you must complain he must complain we must complain you must complain they must complain	I must be complaining you must be complaining he must be complaining we must be complaining you must be complaining they must be complaining
Perfecto	Perfecto con V-ing
I must have complained you must have complained he must have complained we must have complained you must have complained they must have complained	I must have been complaining you must have been complaining he must have been complaining we must have been complaining you must have been complaining they must have been complaining

Negación

Forma simple	Forma con V-ing
I must not complain you must not complain he must not complain we must not complain you must not complain they must not complain	I must not be complaining you must not be complaining he must not be complaining we must not be complaining you must not be complaining they must not be complaining
Perfecto	Perfecto con V-ing
I must not have complained you must not have complained he must not have complained we must not have complained you must not have complained they must not have complained	I must not have been complaining you must not have been complaining he must not have been complaining we must not have been complaining you must not have been complaining they must not have been complaining

Forma interrogativa

Forma simple	Forma con V-ing
must I complain? must you complain? must he complain? must we complain? must you complain? must they complain?	must I be complaining? must you be complaining? must he be complaining? must we be complaining? must you be complaining? must they be complaining?
Perfecto	Perfecto con V-ing
must I have complained? must you have complained? must he have complained? must we have complained? must you have complained? must they have complained?	must I have been complaining? must you have been complaining? must he have been complaining? must we have been complaining? must you have been complaining? must they have been complaining?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not complain? must you not complain? must he not complain? must we not complain? must you not complain? must they not complain?	must I not be complaining? must you not be complaining? must he not be complaining? must we not be complaining? must you not be complaining? must they not be complaining?
Perfecto	Perfecto con V-ing
must I not have complained? must you not have complained? must he not have complained? must we not have complained? must you not have complained? must they not have complained?	must I not have been complaining? must you not have been complaining? must he not have been complaining? must we not have been complaining? must you not have been complaining? must they not have been complaining?