I must sunder you must sunder she must sunder we must sunder you must sunder they must sunder
Forma con V-ing
I must be sundering you must be sundering she must be sundering we must be sundering you must be sundering they must be sundering
Perfecto
I must have sundered you must have sundered she must have sundered we must have sundered you must have sundered they must have sundered
Perfecto con V-ing
I must have been sundering you must have been sundering she must have been sundering we must have been sundering you must have been sundering they must have been sundering
Negación
Forma simple
I must not sunder you must not sunder she must not sunder we must not sunder you must not sunder they must not sunder
Forma con V-ing
I must not be sundering you must not be sundering she must not be sundering we must not be sundering you must not be sundering they must not be sundering
Perfecto
I must not have sundered you must not have sundered she must not have sundered we must not have sundered you must not have sundered they must not have sundered
Perfecto con V-ing
I must not have been sundering you must not have been sundering she must not have been sundering we must not have been sundering you must not have been sundering they must not have been sundering
Forma interrogativa
Forma simple
must I sunder? must you sunder? must she sunder? must we sunder? must you sunder? must they sunder?
Forma con V-ing
must I be sundering? must you be sundering? must she be sundering? must we be sundering? must you be sundering? must they be sundering?
Perfecto
must I have sundered? must you have sundered? must she have sundered? must we have sundered? must you have sundered? must they have sundered?
Perfecto con V-ing
must I have been sundering? must you have been sundering? must she have been sundering? must we have been sundering? must you have been sundering? must they have been sundering?
Forma interro-negativa
Forma simple
must I not sunder? must you not sunder? must she not sunder? must we not sunder? must you not sunder? must they not sunder?
Forma con V-ing
must I not be sundering? must you not be sundering? must she not be sundering? must we not be sundering? must you not be sundering? must they not be sundering?
Perfecto
must I not have sundered? must you not have sundered? must she not have sundered? must we not have sundered? must you not have sundered? must they not have sundered?
Perfecto con V-ing
must I not have been sundering? must you not have been sundering? must she not have been sundering? must we not have been sundering? must you not have been sundering? must they not have been sundering?