I must cripple you must cripple he must cripple we must cripple you must cripple they must cripple
Forma con V-ing
I must be crippling you must be crippling he must be crippling we must be crippling you must be crippling they must be crippling
Perfecto
I must have crippled you must have crippled he must have crippled we must have crippled you must have crippled they must have crippled
Perfecto con V-ing
I must have been crippling you must have been crippling he must have been crippling we must have been crippling you must have been crippling they must have been crippling
Negación
Forma simple
I must not cripple you must not cripple he must not cripple we must not cripple you must not cripple they must not cripple
Forma con V-ing
I must not be crippling you must not be crippling he must not be crippling we must not be crippling you must not be crippling they must not be crippling
Perfecto
I must not have crippled you must not have crippled he must not have crippled we must not have crippled you must not have crippled they must not have crippled
Perfecto con V-ing
I must not have been crippling you must not have been crippling he must not have been crippling we must not have been crippling you must not have been crippling they must not have been crippling
Forma interrogativa
Forma simple
must I cripple? must you cripple? must he cripple? must we cripple? must you cripple? must they cripple?
Forma con V-ing
must I be crippling? must you be crippling? must he be crippling? must we be crippling? must you be crippling? must they be crippling?
Perfecto
must I have crippled? must you have crippled? must he have crippled? must we have crippled? must you have crippled? must they have crippled?
Perfecto con V-ing
must I have been crippling? must you have been crippling? must he have been crippling? must we have been crippling? must you have been crippling? must they have been crippling?
Forma interro-negativa
Forma simple
must I not cripple? must you not cripple? must he not cripple? must we not cripple? must you not cripple? must they not cripple?
Forma con V-ing
must I not be crippling? must you not be crippling? must he not be crippling? must we not be crippling? must you not be crippling? must they not be crippling?
Perfecto
must I not have crippled? must you not have crippled? must he not have crippled? must we not have crippled? must you not have crippled? must they not have crippled?
Perfecto con V-ing
must I not have been crippling? must you not have been crippling? must he not have been crippling? must we not have been crippling? must you not have been crippling? must they not have been crippling?