should preboil
Verbe régulier : preboil - preboiled- preboiled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should preboil
you should preboil
he should preboil
we should preboil
you should preboil
they should preboil 	I should be preboiling
you should be preboiling
he should be preboiling
we should be preboiling
you should be preboiling
they should be preboiling	I should have preboiled
you should have preboiled
he should have preboiled
we should have preboiled
you should have preboiled
they should have preboiled	I should have been preboiling
you should have been preboiling
he should have been preboiling
we should have been preboiling
you should have been preboiling
they should have been preboiling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not preboil
you should not preboil
he should not preboil
we should not preboil
you should not preboil
they should not preboil 	I should not be preboiling
you should not be preboiling
he should not be preboiling
we should not be preboiling
you should not be preboiling
they should not be preboiling	I should not have preboiled
you should not have preboiled
he should not have preboiled
we should not have preboiled
you should not have preboiled
they should not have preboiled	I should not have been preboiling
you should not have been preboiling
he should not have been preboiling
we should not have been preboiling
you should not have been preboiling
they should not have been preboiling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I preboil?
should you preboil?
should he preboil?
should we preboil?
should you preboil?
should they preboil? 	should I be preboiling?
should you be preboiling?
should he be preboiling?
should we be preboiling?
should you be preboiling?
should they be preboiling? 	should I have preboiled?
should you have preboiled?
should he have preboiled?
should we have preboiled?
should you have preboiled?
should they have preboiled? 	should I have been preboiling?
should you have been preboiling?
should he have been preboiling?
should we have been preboiling?
should you have been preboiling?
should they have been preboiling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not preboil?
should you not preboil?
should he not preboil?
should we not preboil?
should you not preboil?
should they not preboil? 	should I not be preboiling?
should you not be preboiling?
should he not be preboiling?
should we not be preboiling?
should you not be preboiling?
should they not be preboiling? 	should I not have preboiled?
should you not have preboiled?
should he not have preboiled?
should we not have preboiled?
should you not have preboiled?
should they not have preboiled? 	should I not have been preboiling?
should you not have been preboiling?
should he not have been preboiling?
should we not have been preboiling?
should you not have been preboiling?
should they not have been preboiling?