I must ferment you must ferment she must ferment we must ferment you must ferment they must ferment
Forme en V-ing
I must be fermenting you must be fermenting she must be fermenting we must be fermenting you must be fermenting they must be fermenting
Perfect
I must have fermented you must have fermented she must have fermented we must have fermented you must have fermented they must have fermented
Perfect en V-ing
I must have been fermenting you must have been fermenting she must have been fermenting we must have been fermenting you must have been fermenting they must have been fermenting
Négation
Forme simple
I must not ferment you must not ferment she must not ferment we must not ferment you must not ferment they must not ferment
Forme en V-ing
I must not be fermenting you must not be fermenting she must not be fermenting we must not be fermenting you must not be fermenting they must not be fermenting
Perfect
I must not have fermented you must not have fermented she must not have fermented we must not have fermented you must not have fermented they must not have fermented
Perfect en V-ing
I must not have been fermenting you must not have been fermenting she must not have been fermenting we must not have been fermenting you must not have been fermenting they must not have been fermenting
Forme interrogative
Forme simple
must I ferment? must you ferment? must she ferment? must we ferment? must you ferment? must they ferment?
Forme en V-ing
must I be fermenting? must you be fermenting? must she be fermenting? must we be fermenting? must you be fermenting? must they be fermenting?
Perfect
must I have fermented? must you have fermented? must she have fermented? must we have fermented? must you have fermented? must they have fermented?
Perfect en V-ing
must I have been fermenting? must you have been fermenting? must she have been fermenting? must we have been fermenting? must you have been fermenting? must they have been fermenting?
Forme interro-négative
Forme simple
must I not ferment? must you not ferment? must she not ferment? must we not ferment? must you not ferment? must they not ferment?
Forme en V-ing
must I not be fermenting? must you not be fermenting? must she not be fermenting? must we not be fermenting? must you not be fermenting? must they not be fermenting?
Perfect
must I not have fermented? must you not have fermented? must she not have fermented? must we not have fermented? must you not have fermented? must they not have fermented?
Perfect en V-ing
must I not have been fermenting? must you not have been fermenting? must she not have been fermenting? must we not have been fermenting? must you not have been fermenting? must they not have been fermenting?