I must sneeze you must sneeze she must sneeze we must sneeze you must sneeze they must sneeze
Forma con V-ing
I must be sneezing you must be sneezing she must be sneezing we must be sneezing you must be sneezing they must be sneezing
Perfecto
I must have sneezed you must have sneezed she must have sneezed we must have sneezed you must have sneezed they must have sneezed
Perfecto con V-ing
I must have been sneezing you must have been sneezing she must have been sneezing we must have been sneezing you must have been sneezing they must have been sneezing
Negación
Forma simple
I must not sneeze you must not sneeze she must not sneeze we must not sneeze you must not sneeze they must not sneeze
Forma con V-ing
I must not be sneezing you must not be sneezing she must not be sneezing we must not be sneezing you must not be sneezing they must not be sneezing
Perfecto
I must not have sneezed you must not have sneezed she must not have sneezed we must not have sneezed you must not have sneezed they must not have sneezed
Perfecto con V-ing
I must not have been sneezing you must not have been sneezing she must not have been sneezing we must not have been sneezing you must not have been sneezing they must not have been sneezing
Forma interrogativa
Forma simple
must I sneeze? must you sneeze? must she sneeze? must we sneeze? must you sneeze? must they sneeze?
Forma con V-ing
must I be sneezing? must you be sneezing? must she be sneezing? must we be sneezing? must you be sneezing? must they be sneezing?
Perfecto
must I have sneezed? must you have sneezed? must she have sneezed? must we have sneezed? must you have sneezed? must they have sneezed?
Perfecto con V-ing
must I have been sneezing? must you have been sneezing? must she have been sneezing? must we have been sneezing? must you have been sneezing? must they have been sneezing?
Forma interro-negativa
Forma simple
must I not sneeze? must you not sneeze? must she not sneeze? must we not sneeze? must you not sneeze? must they not sneeze?
Forma con V-ing
must I not be sneezing? must you not be sneezing? must she not be sneezing? must we not be sneezing? must you not be sneezing? must they not be sneezing?
Perfecto
must I not have sneezed? must you not have sneezed? must she not have sneezed? must we not have sneezed? must you not have sneezed? must they not have sneezed?
Perfecto con V-ing
must I not have been sneezing? must you not have been sneezing? must she not have been sneezing? must we not have been sneezing? must you not have been sneezing? must they not have been sneezing?