may preheat
Verbe régulier : preheat - preheated- preheated
Traduction française : préchauffer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may preheat
you may preheat
he may preheat
we may preheat
you may preheat
they may preheat 	I may be preheating
you may be preheating
he may be preheating
we may be preheating
you may be preheating
they may be preheating	I may have preheated
you may have preheated
he may have preheated
we may have preheated
you may have preheated
they may have preheated	I may have been preheating
you may have been preheating
he may have been preheating
we may have been preheating
you may have been preheating
they may have been preheating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may not preheat
you may not preheat
he may not preheat
we may not preheat
you may not preheat
they may not preheat 	I may not be preheating
you may not be preheating
he may not be preheating
we may not be preheating
you may not be preheating
they may not be preheating	I may not have preheated
you may not have preheated
he may not have preheated
we may not have preheated
you may not have preheated
they may not have preheated	I may not have been preheating
you may not have been preheating
he may not have been preheating
we may not have been preheating
you may not have been preheating
they may not have been preheating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I preheat?
may you preheat?
may he preheat?
may we preheat?
may you preheat?
may they preheat? 	may I be preheating?
may you be preheating?
may he be preheating?
may we be preheating?
may you be preheating?
may they be preheating? 	may I have preheated?
may you have preheated?
may he have preheated?
may we have preheated?
may you have preheated?
may they have preheated? 	may I have been preheating?
may you have been preheating?
may he have been preheating?
may we have been preheating?
may you have been preheating?
may they have been preheating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I not preheat?
may you not preheat?
may he not preheat?
may we not preheat?
may you not preheat?
may they not preheat? 	may I not be preheating?
may you not be preheating?
may he not be preheating?
may we not be preheating?
may you not be preheating?
may they not be preheating? 	may I not have preheated?
may you not have preheated?
may he not have preheated?
may we not have preheated?
may you not have preheated?
may they not have preheated? 	may I not have been preheating?
may you not have been preheating?
may he not have been preheating?
may we not have been preheating?
may you not have been preheating?
may they not have been preheating?