should bill
Verbe régulier : bill - billed- billed
Traduction française : facturer - becqueter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should bill
you should bill
he should bill
we should bill
you should bill
they should bill 	I should be billing
you should be billing
he should be billing
we should be billing
you should be billing
they should be billing	I should have billed
you should have billed
he should have billed
we should have billed
you should have billed
they should have billed	I should have been billing
you should have been billing
he should have been billing
we should have been billing
you should have been billing
they should have been billing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not bill
you should not bill
he should not bill
we should not bill
you should not bill
they should not bill 	I should not be billing
you should not be billing
he should not be billing
we should not be billing
you should not be billing
they should not be billing	I should not have billed
you should not have billed
he should not have billed
we should not have billed
you should not have billed
they should not have billed	I should not have been billing
you should not have been billing
he should not have been billing
we should not have been billing
you should not have been billing
they should not have been billing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I bill?
should you bill?
should he bill?
should we bill?
should you bill?
should they bill? 	should I be billing?
should you be billing?
should he be billing?
should we be billing?
should you be billing?
should they be billing? 	should I have billed?
should you have billed?
should he have billed?
should we have billed?
should you have billed?
should they have billed? 	should I have been billing?
should you have been billing?
should he have been billing?
should we have been billing?
should you have been billing?
should they have been billing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not bill?
should you not bill?
should he not bill?
should we not bill?
should you not bill?
should they not bill? 	should I not be billing?
should you not be billing?
should he not be billing?
should we not be billing?
should you not be billing?
should they not be billing? 	should I not have billed?
should you not have billed?
should he not have billed?
should we not have billed?
should you not have billed?
should they not have billed? 	should I not have been billing?
should you not have been billing?
should he not have been billing?
should we not have been billing?
should you not have been billing?
should they not have been billing?