I must diffract you must diffract he must diffract we must diffract you must diffract they must diffract
Forme en V-ing
I must be diffracting you must be diffracting he must be diffracting we must be diffracting you must be diffracting they must be diffracting
Perfect
I must have diffracted you must have diffracted he must have diffracted we must have diffracted you must have diffracted they must have diffracted
Perfect en V-ing
I must have been diffracting you must have been diffracting he must have been diffracting we must have been diffracting you must have been diffracting they must have been diffracting
Négation
Forme simple
I must not diffract you must not diffract he must not diffract we must not diffract you must not diffract they must not diffract
Forme en V-ing
I must not be diffracting you must not be diffracting he must not be diffracting we must not be diffracting you must not be diffracting they must not be diffracting
Perfect
I must not have diffracted you must not have diffracted he must not have diffracted we must not have diffracted you must not have diffracted they must not have diffracted
Perfect en V-ing
I must not have been diffracting you must not have been diffracting he must not have been diffracting we must not have been diffracting you must not have been diffracting they must not have been diffracting
Forme interrogative
Forme simple
must I diffract? must you diffract? must he diffract? must we diffract? must you diffract? must they diffract?
Forme en V-ing
must I be diffracting? must you be diffracting? must he be diffracting? must we be diffracting? must you be diffracting? must they be diffracting?
Perfect
must I have diffracted? must you have diffracted? must he have diffracted? must we have diffracted? must you have diffracted? must they have diffracted?
Perfect en V-ing
must I have been diffracting? must you have been diffracting? must he have been diffracting? must we have been diffracting? must you have been diffracting? must they have been diffracting?
Forme interro-négative
Forme simple
must I not diffract? must you not diffract? must he not diffract? must we not diffract? must you not diffract? must they not diffract?
Forme en V-ing
must I not be diffracting? must you not be diffracting? must he not be diffracting? must we not be diffracting? must you not be diffracting? must they not be diffracting?
Perfect
must I not have diffracted? must you not have diffracted? must he not have diffracted? must we not have diffracted? must you not have diffracted? must they not have diffracted?
Perfect en V-ing
must I not have been diffracting? must you not have been diffracting? must he not have been diffracting? must we not have been diffracting? must you not have been diffracting? must they not have been diffracting?