Conjugaison du verbe anglais
MUST CROSSRUFF

Verbe régulier : crossruff - crossruffed - crossruffed

Affirmation

Forme simple	Forme en V-ing
I must crossruff you must crossruff he must crossruff we must crossruff you must crossruff they must crossruff	I must be crossruffing you must be crossruffing he must be crossruffing we must be crossruffing you must be crossruffing they must be crossruffing
Perfect	Perfect en V-ing
I must have crossruffed you must have crossruffed he must have crossruffed we must have crossruffed you must have crossruffed they must have crossruffed	I must have been crossruffing you must have been crossruffing he must have been crossruffing we must have been crossruffing you must have been crossruffing they must have been crossruffing

Négation

Forme simple	Forme en V-ing
I must not crossruff you must not crossruff he must not crossruff we must not crossruff you must not crossruff they must not crossruff	I must not be crossruffing you must not be crossruffing he must not be crossruffing we must not be crossruffing you must not be crossruffing they must not be crossruffing
Perfect	Perfect en V-ing
I must not have crossruffed you must not have crossruffed he must not have crossruffed we must not have crossruffed you must not have crossruffed they must not have crossruffed	I must not have been crossruffing you must not have been crossruffing he must not have been crossruffing we must not have been crossruffing you must not have been crossruffing they must not have been crossruffing

Forme interrogative

Forme simple	Forme en V-ing
must I crossruff? must you crossruff? must he crossruff? must we crossruff? must you crossruff? must they crossruff?	must I be crossruffing? must you be crossruffing? must he be crossruffing? must we be crossruffing? must you be crossruffing? must they be crossruffing?
Perfect	Perfect en V-ing
must I have crossruffed? must you have crossruffed? must he have crossruffed? must we have crossruffed? must you have crossruffed? must they have crossruffed?	must I have been crossruffing? must you have been crossruffing? must he have been crossruffing? must we have been crossruffing? must you have been crossruffing? must they have been crossruffing?

Forme interro-négative

Forme simple	Forme en V-ing
must I not crossruff? must you not crossruff? must he not crossruff? must we not crossruff? must you not crossruff? must they not crossruff?	must I not be crossruffing? must you not be crossruffing? must he not be crossruffing? must we not be crossruffing? must you not be crossruffing? must they not be crossruffing?
Perfect	Perfect en V-ing
must I not have crossruffed? must you not have crossruffed? must he not have crossruffed? must we not have crossruffed? must you not have crossruffed? must they not have crossruffed?	must I not have been crossruffing? must you not have been crossruffing? must he not have been crossruffing? must we not have been crossruffing? must you not have been crossruffing? must they not have been crossruffing?