shall descale
Verbe régulier : descale - descaled- descaled
Traduction française : détartrer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shall descale
you shall descale
he shall descale
we shall descale
you shall descale
they shall descale 	I shall be descaling
you shall be descaling
he shall be descaling
we shall be descaling
you shall be descaling
they shall be descaling	I shall have descaled
you shall have descaled
he shall have descaled
we shall have descaled
you shall have descaled
they shall have descaled	I shall have been descaling
you shall have been descaling
he shall have been descaling
we shall have been descaling
you shall have been descaling
they shall have been descaling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shall not descale
you shall not descale
he shall not descale
we shall not descale
you shall not descale
they shall not descale 	I shall not be descaling
you shall not be descaling
he shall not be descaling
we shall not be descaling
you shall not be descaling
they shall not be descaling	I shall not have descaled
you shall not have descaled
he shall not have descaled
we shall not have descaled
you shall not have descaled
they shall not have descaled	I shall not have been descaling
you shall not have been descaling
he shall not have been descaling
we shall not have been descaling
you shall not have been descaling
they shall not have been descaling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shall I descale?
shall you descale?
shall he descale?
shall we descale?
shall you descale?
shall they descale? 	shall I be descaling?
shall you be descaling?
shall he be descaling?
shall we be descaling?
shall you be descaling?
shall they be descaling? 	shall I have descaled?
shall you have descaled?
shall he have descaled?
shall we have descaled?
shall you have descaled?
shall they have descaled? 	shall I have been descaling?
shall you have been descaling?
shall he have been descaling?
shall we have been descaling?
shall you have been descaling?
shall they have been descaling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shall I not descale?
shall you not descale?
shall he not descale?
shall we not descale?
shall you not descale?
shall they not descale? 	shall I not be descaling?
shall you not be descaling?
shall he not be descaling?
shall we not be descaling?
shall you not be descaling?
shall they not be descaling? 	shall I not have descaled?
shall you not have descaled?
shall he not have descaled?
shall we not have descaled?
shall you not have descaled?
shall they not have descaled? 	shall I not have been descaling?
shall you not have been descaling?
shall he not have been descaling?
shall we not have been descaling?
shall you not have been descaling?
shall they not have been descaling?