Verbo regular: backcross - backcrossed - backcrossed
Forma simple | Forma com V-ing |
I can backcross you can backcross she can backcross we can backcross you can backcross they can backcross | I can be backcrossing you can be backcrossing she can be backcrossing we can be backcrossing you can be backcrossing they can be backcrossing |
Perfeito | Perfeito com V-ing |
I can have backcrossed you can have backcrossed she can have backcrossed we can have backcrossed you can have backcrossed they can have backcrossed | I can have been backcrossing you can have been backcrossing she can have been backcrossing we can have been backcrossing you can have been backcrossing they can have been backcrossing |
Forma simple | Forma com V-ing |
I can't backcross you can't backcross she can't backcross we can't backcross you can't backcross they can't backcross | I can't be backcrossing you can't be backcrossing she can't be backcrossing we can't be backcrossing you can't be backcrossing they can't be backcrossing |
Perfeito | Perfeito com V-ing |
I can't have backcrossed you can't have backcrossed she can't have backcrossed we can't have backcrossed you can't have backcrossed they can't have backcrossed | I can't have been backcrossing you can't have been backcrossing she can't have been backcrossing we can't have been backcrossing you can't have been backcrossing they can't have been backcrossing |
Forma simple | Forma com V-ing |
can I backcross? can you backcross? can she backcross? can we backcross? can you backcross? can they backcross? | can I be backcrossing? can you be backcrossing? can she be backcrossing? can we be backcrossing? can you be backcrossing? can they be backcrossing? |
Perfeito | Perfeito com V-ing |
can I have backcrossed? can you have backcrossed? can she have backcrossed? can we have backcrossed? can you have backcrossed? can they have backcrossed? | can I have been backcrossing? can you have been backcrossing? can she have been backcrossing? can we have been backcrossing? can you have been backcrossing? can they have been backcrossing? |
Forma simple | Forma com V-ing |
can't I backcross? can't you backcross? can't she backcross? can't we backcross? can't you backcross? can't they backcross? | can't I be backcrossing? can't you be backcrossing? can't she be backcrossing? can't we be backcrossing? can't you be backcrossing? can't they be backcrossing? |
Perfeito | Perfeito com V-ing |
can't I have backcrossed? can't you have backcrossed? can't she have backcrossed? can't we have backcrossed? can't you have backcrossed? can't they have backcrossed? | can't I have been backcrossing? can't you have been backcrossing? can't she have been backcrossing? can't we have been backcrossing? can't you have been backcrossing? can't they have been backcrossing? |