I can backbite you can backbite he can backbite we can backbite you can backbite they can backbite
V-ing form
I can be backbiting you can be backbiting he can be backbiting we can be backbiting you can be backbiting they can be backbiting
Perfect
I can have backbitten you can have backbitten he can have backbitten we can have backbitten you can have backbitten they can have backbitten
V-ing perfect
I can have been backbiting you can have been backbiting he can have been backbiting we can have been backbiting you can have been backbiting they can have been backbiting
Negation
Simple form
I can't backbite you can't backbite he can't backbite we can't backbite you can't backbite they can't backbite
V-ing form
I can't be backbiting you can't be backbiting he can't be backbiting we can't be backbiting you can't be backbiting they can't be backbiting
Perfect
I can't have backbitten you can't have backbitten he can't have backbitten we can't have backbitten you can't have backbitten they can't have backbitten
V-ing perfect
I can't have been backbiting you can't have been backbiting he can't have been backbiting we can't have been backbiting you can't have been backbiting they can't have been backbiting
Interrogative form
Simple form
can I backbite? can you backbite? can he backbite? can we backbite? can you backbite? can they backbite?
V-ing form
can I be backbiting? can you be backbiting? can he be backbiting? can we be backbiting? can you be backbiting? can they be backbiting?
Perfect
can I have backbitten? can you have backbitten? can he have backbitten? can we have backbitten? can you have backbitten? can they have backbitten?
V-ing perfect
can I have been backbiting? can you have been backbiting? can he have been backbiting? can we have been backbiting? can you have been backbiting? can they have been backbiting?
Interro-negative form
Simple form
can't I backbite? can't you backbite? can't he backbite? can't we backbite? can't you backbite? can't they backbite?
V-ing form
can't I be backbiting? can't you be backbiting? can't he be backbiting? can't we be backbiting? can't you be backbiting? can't they be backbiting?
Perfect
can't I have backbitten? can't you have backbitten? can't he have backbitten? can't we have backbitten? can't you have backbitten? can't they have backbitten?
V-ing perfect
can't I have been backbiting? can't you have been backbiting? can't he have been backbiting? can't we have been backbiting? can't you have been backbiting? can't they have been backbiting?