I must bifurcate you must bifurcate he must bifurcate we must bifurcate you must bifurcate they must bifurcate
Forme en V-ing
I must be bifurcating you must be bifurcating he must be bifurcating we must be bifurcating you must be bifurcating they must be bifurcating
Perfect
I must have bifurcated you must have bifurcated he must have bifurcated we must have bifurcated you must have bifurcated they must have bifurcated
Perfect en V-ing
I must have been bifurcating you must have been bifurcating he must have been bifurcating we must have been bifurcating you must have been bifurcating they must have been bifurcating
Négation
Forme simple
I mustn't bifurcate you mustn't bifurcate he mustn't bifurcate we mustn't bifurcate you mustn't bifurcate they mustn't bifurcate
Forme en V-ing
I mustn't be bifurcating you mustn't be bifurcating he mustn't be bifurcating we mustn't be bifurcating you mustn't be bifurcating they mustn't be bifurcating
Perfect
I mustn't have bifurcated you mustn't have bifurcated he mustn't have bifurcated we mustn't have bifurcated you mustn't have bifurcated they mustn't have bifurcated
Perfect en V-ing
I mustn't have been bifurcating you mustn't have been bifurcating he mustn't have been bifurcating we mustn't have been bifurcating you mustn't have been bifurcating they mustn't have been bifurcating
Forme interrogative
Forme simple
must I bifurcate? must you bifurcate? must he bifurcate? must we bifurcate? must you bifurcate? must they bifurcate?
Forme en V-ing
must I be bifurcating? must you be bifurcating? must he be bifurcating? must we be bifurcating? must you be bifurcating? must they be bifurcating?
Perfect
must I have bifurcated? must you have bifurcated? must he have bifurcated? must we have bifurcated? must you have bifurcated? must they have bifurcated?
Perfect en V-ing
must I have been bifurcating? must you have been bifurcating? must he have been bifurcating? must we have been bifurcating? must you have been bifurcating? must they have been bifurcating?
Forme interro-négative
Forme simple
mustn't I bifurcate? mustn't you bifurcate? mustn't he bifurcate? mustn't we bifurcate? mustn't you bifurcate? mustn't they bifurcate?
Forme en V-ing
mustn't I be bifurcating? mustn't you be bifurcating? mustn't he be bifurcating? mustn't we be bifurcating? mustn't you be bifurcating? mustn't they be bifurcating?
Perfect
mustn't I have bifurcated? mustn't you have bifurcated? mustn't he have bifurcated? mustn't we have bifurcated? mustn't you have bifurcated? mustn't they have bifurcated?
Perfect en V-ing
mustn't I have been bifurcating? mustn't you have been bifurcating? mustn't he have been bifurcating? mustn't we have been bifurcating? mustn't you have been bifurcating? mustn't they have been bifurcating?