can overbill
Verbe régulier : overbill - overbilled- overbilled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can overbill
you can overbill
he can overbill
we can overbill
you can overbill
they can overbill 	I can be overbilling
you can be overbilling
he can be overbilling
we can be overbilling
you can be overbilling
they can be overbilling	I can have overbilled
you can have overbilled
he can have overbilled
we can have overbilled
you can have overbilled
they can have overbilled	I can have been overbilling
you can have been overbilling
he can have been overbilling
we can have been overbilling
you can have been overbilling
they can have been overbilling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't overbill
you can't overbill
he can't overbill
we can't overbill
you can't overbill
they can't overbill 	I can't be overbilling
you can't be overbilling
he can't be overbilling
we can't be overbilling
you can't be overbilling
they can't be overbilling	I can't have overbilled
you can't have overbilled
he can't have overbilled
we can't have overbilled
you can't have overbilled
they can't have overbilled	I can't have been overbilling
you can't have been overbilling
he can't have been overbilling
we can't have been overbilling
you can't have been overbilling
they can't have been overbilling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I overbill?
can you overbill?
can he overbill?
can we overbill?
can you overbill?
can they overbill? 	can I be overbilling?
can you be overbilling?
can he be overbilling?
can we be overbilling?
can you be overbilling?
can they be overbilling? 	can I have overbilled?
can you have overbilled?
can he have overbilled?
can we have overbilled?
can you have overbilled?
can they have overbilled? 	can I have been overbilling?
can you have been overbilling?
can he have been overbilling?
can we have been overbilling?
can you have been overbilling?
can they have been overbilling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I overbill?
can't you overbill?
can't he overbill?
can't we overbill?
can't you overbill?
can't they overbill? 	can't I be overbilling?
can't you be overbilling?
can't he be overbilling?
can't we be overbilling?
can't you be overbilling?
can't they be overbilling? 	can't I have overbilled?
can't you have overbilled?
can't he have overbilled?
can't we have overbilled?
can't you have overbilled?
can't they have overbilled? 	can't I have been overbilling?
can't you have been overbilling?
can't he have been overbilling?
can't we have been overbilling?
can't you have been overbilling?
can't they have been overbilling?