I must precalculate you must precalculate she must precalculate we must precalculate you must precalculate they must precalculate
Forme en V-ing
I must be precalculating you must be precalculating she must be precalculating we must be precalculating you must be precalculating they must be precalculating
Perfect
I must have precalculated you must have precalculated she must have precalculated we must have precalculated you must have precalculated they must have precalculated
Perfect en V-ing
I must have been precalculating you must have been precalculating she must have been precalculating we must have been precalculating you must have been precalculating they must have been precalculating
Négation
Forme simple
I mustn't precalculate you mustn't precalculate she mustn't precalculate we mustn't precalculate you mustn't precalculate they mustn't precalculate
Forme en V-ing
I mustn't be precalculating you mustn't be precalculating she mustn't be precalculating we mustn't be precalculating you mustn't be precalculating they mustn't be precalculating
Perfect
I mustn't have precalculated you mustn't have precalculated she mustn't have precalculated we mustn't have precalculated you mustn't have precalculated they mustn't have precalculated
Perfect en V-ing
I mustn't have been precalculating you mustn't have been precalculating she mustn't have been precalculating we mustn't have been precalculating you mustn't have been precalculating they mustn't have been precalculating
Forme interrogative
Forme simple
must I precalculate? must you precalculate? must she precalculate? must we precalculate? must you precalculate? must they precalculate?
Forme en V-ing
must I be precalculating? must you be precalculating? must she be precalculating? must we be precalculating? must you be precalculating? must they be precalculating?
Perfect
must I have precalculated? must you have precalculated? must she have precalculated? must we have precalculated? must you have precalculated? must they have precalculated?
Perfect en V-ing
must I have been precalculating? must you have been precalculating? must she have been precalculating? must we have been precalculating? must you have been precalculating? must they have been precalculating?
Forme interro-négative
Forme simple
mustn't I precalculate? mustn't you precalculate? mustn't she precalculate? mustn't we precalculate? mustn't you precalculate? mustn't they precalculate?
Forme en V-ing
mustn't I be precalculating? mustn't you be precalculating? mustn't she be precalculating? mustn't we be precalculating? mustn't you be precalculating? mustn't they be precalculating?
Perfect
mustn't I have precalculated? mustn't you have precalculated? mustn't she have precalculated? mustn't we have precalculated? mustn't you have precalculated? mustn't they have precalculated?
Perfect en V-ing
mustn't I have been precalculating? mustn't you have been precalculating? mustn't she have been precalculating? mustn't we have been precalculating? mustn't you have been precalculating? mustn't they have been precalculating?