I must swerve you must swerve he must swerve we must swerve you must swerve they must swerve
Forma con V-ing
I must be swerving you must be swerving he must be swerving we must be swerving you must be swerving they must be swerving
Perfecto
I must have swerved you must have swerved he must have swerved we must have swerved you must have swerved they must have swerved
Perfecto con V-ing
I must have been swerving you must have been swerving he must have been swerving we must have been swerving you must have been swerving they must have been swerving
Negación
Forma simple
I must not swerve you must not swerve he must not swerve we must not swerve you must not swerve they must not swerve
Forma con V-ing
I must not be swerving you must not be swerving he must not be swerving we must not be swerving you must not be swerving they must not be swerving
Perfecto
I must not have swerved you must not have swerved he must not have swerved we must not have swerved you must not have swerved they must not have swerved
Perfecto con V-ing
I must not have been swerving you must not have been swerving he must not have been swerving we must not have been swerving you must not have been swerving they must not have been swerving
Forma interrogativa
Forma simple
must I swerve? must you swerve? must he swerve? must we swerve? must you swerve? must they swerve?
Forma con V-ing
must I be swerving? must you be swerving? must he be swerving? must we be swerving? must you be swerving? must they be swerving?
Perfecto
must I have swerved? must you have swerved? must he have swerved? must we have swerved? must you have swerved? must they have swerved?
Perfecto con V-ing
must I have been swerving? must you have been swerving? must he have been swerving? must we have been swerving? must you have been swerving? must they have been swerving?
Forma interro-negativa
Forma simple
must I not swerve? must you not swerve? must he not swerve? must we not swerve? must you not swerve? must they not swerve?
Forma con V-ing
must I not be swerving? must you not be swerving? must he not be swerving? must we not be swerving? must you not be swerving? must they not be swerving?
Perfecto
must I not have swerved? must you not have swerved? must he not have swerved? must we not have swerved? must you not have swerved? must they not have swerved?
Perfecto con V-ing
must I not have been swerving? must you not have been swerving? must he not have been swerving? must we not have been swerving? must you not have been swerving? must they not have been swerving?