I must wafer you must wafer he must wafer we must wafer you must wafer they must wafer
Forma con V-ing
I must be wafering you must be wafering he must be wafering we must be wafering you must be wafering they must be wafering
Perfecto
I must have wafered you must have wafered he must have wafered we must have wafered you must have wafered they must have wafered
Perfecto con V-ing
I must have been wafering you must have been wafering he must have been wafering we must have been wafering you must have been wafering they must have been wafering
Negación
Forma simple
I must not wafer you must not wafer he must not wafer we must not wafer you must not wafer they must not wafer
Forma con V-ing
I must not be wafering you must not be wafering he must not be wafering we must not be wafering you must not be wafering they must not be wafering
Perfecto
I must not have wafered you must not have wafered he must not have wafered we must not have wafered you must not have wafered they must not have wafered
Perfecto con V-ing
I must not have been wafering you must not have been wafering he must not have been wafering we must not have been wafering you must not have been wafering they must not have been wafering
Forma interrogativa
Forma simple
must I wafer? must you wafer? must he wafer? must we wafer? must you wafer? must they wafer?
Forma con V-ing
must I be wafering? must you be wafering? must he be wafering? must we be wafering? must you be wafering? must they be wafering?
Perfecto
must I have wafered? must you have wafered? must he have wafered? must we have wafered? must you have wafered? must they have wafered?
Perfecto con V-ing
must I have been wafering? must you have been wafering? must he have been wafering? must we have been wafering? must you have been wafering? must they have been wafering?
Forma interro-negativa
Forma simple
must I not wafer? must you not wafer? must he not wafer? must we not wafer? must you not wafer? must they not wafer?
Forma con V-ing
must I not be wafering? must you not be wafering? must he not be wafering? must we not be wafering? must you not be wafering? must they not be wafering?
Perfecto
must I not have wafered? must you not have wafered? must he not have wafered? must we not have wafered? must you not have wafered? must they not have wafered?
Perfecto con V-ing
must I not have been wafering? must you not have been wafering? must he not have been wafering? must we not have been wafering? must you not have been wafering? must they not have been wafering?