I'll be backcrossing you'll be backcrossing he'll be backcrossing we'll be backcrossing you'll be backcrossing they'll be backcrossing
Perfect
I'll have backcrossed you'll have backcrossed he'll have backcrossed we'll have backcrossed you'll have backcrossed they'll have backcrossed
Perfect en V-ing
I'll have been backcrossing you'll have been backcrossing he'll have been backcrossing we'll have been backcrossing you'll have been backcrossing they'll have been backcrossing
Négation
Forme simple
I shan't backcross you shan't backcross he shan't backcross we shan't backcross you shan't backcross they shan't backcross
Forme en V-ing
I shan't be backcrossing you shan't be backcrossing he shan't be backcrossing we shan't be backcrossing you shan't be backcrossing they shan't be backcrossing
Perfect
I shan't have backcrossed you shan't have backcrossed he shan't have backcrossed we shan't have backcrossed you shan't have backcrossed they shan't have backcrossed
Perfect en V-ing
I shan't have been backcrossing you shan't have been backcrossing he shan't have been backcrossing we shan't have been backcrossing you shan't have been backcrossing they shan't have been backcrossing
Forme interrogative
Forme simple
shall I backcross? shall you backcross? shall he backcross? shall we backcross? shall you backcross? shall they backcross?
Forme en V-ing
shall I be backcrossing? shall you be backcrossing? shall he be backcrossing? shall we be backcrossing? shall you be backcrossing? shall they be backcrossing?
Perfect
shall I have backcrossed? shall you have backcrossed? shall he have backcrossed? shall we have backcrossed? shall you have backcrossed? shall they have backcrossed?
Perfect en V-ing
shall I have been backcrossing? shall you have been backcrossing? shall he have been backcrossing? shall we have been backcrossing? shall you have been backcrossing? shall they have been backcrossing?
Forme interro-négative
Forme simple
shan't I backcross? shan't you backcross? shan't he backcross? shan't we backcross? shan't you backcross? shan't they backcross?
Forme en V-ing
shan't I be backcrossing? shan't you be backcrossing? shan't he be backcrossing? shan't we be backcrossing? shan't you be backcrossing? shan't they be backcrossing?
Perfect
shan't I have backcrossed? shan't you have backcrossed? shan't he have backcrossed? shan't we have backcrossed? shan't you have backcrossed? shan't they have backcrossed?
Perfect en V-ing
shan't I have been backcrossing? shan't you have been backcrossing? shan't he have been backcrossing? shan't we have been backcrossing? shan't you have been backcrossing? shan't they have been backcrossing?