will backcross
Verbo regular: backcross - backcrossed- backcrossed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'll backcross
you'll backcross
he'll backcross
we'll backcross
you'll backcross
they'll backcross 	I'll be backcrossing
you'll be backcrossing
he'll be backcrossing
we'll be backcrossing
you'll be backcrossing
they'll be backcrossing	I'll have backcrossed
you'll have backcrossed
he'll have backcrossed
we'll have backcrossed
you'll have backcrossed
they'll have backcrossed	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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I won't backcross
you won't backcross
he won't backcross
we won't backcross
you won't backcross
they won't backcross 	I won't be backcrossing
you won't be backcrossing
he won't be backcrossing
we won't be backcrossing
you won't be backcrossing
they won't be backcrossing	I won't have backcrossed
you won't have backcrossed
he won't have backcrossed
we won't have backcrossed
you won't have backcrossed
they won't have backcrossed	I won't have been backcrossing
you won't have been backcrossing
he won't have been backcrossing
we won't have been backcrossing
you won't have been backcrossing
they won't have been backcrossing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
will I backcross?
will you backcross?
will he backcross?
will we backcross?
will you backcross?
will they backcross? 	will I be backcrossing?
will you be backcrossing?
will he be backcrossing?
will we be backcrossing?
will you be backcrossing?
will they be backcrossing? 	will I have backcrossed?
will you have backcrossed?
will he have backcrossed?
will we have backcrossed?
will you have backcrossed?
will they have backcrossed? 	will I have been backcrossing?
will you have been backcrossing?
will he have been backcrossing?
will we have been backcrossing?
will you have been backcrossing?
will they have been backcrossing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
won't I backcross?
won't you backcross?
won't he backcross?
won't we backcross?
won't you backcross?
won't they backcross? 	won't I be backcrossing?
won't you be backcrossing?
won't he be backcrossing?
won't we be backcrossing?
won't you be backcrossing?
won't they be backcrossing? 	won't I have backcrossed?
won't you have backcrossed?
won't he have backcrossed?
won't we have backcrossed?
won't you have backcrossed?
won't they have backcrossed? 	won't I have been backcrossing?
won't you have been backcrossing?
won't he have been backcrossing?
won't we have been backcrossing?
won't you have been backcrossing?
won't they have been backcrossing?