may preboil
Verbo regolare: preboil - preboiled- preboiled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may preboil
you may preboil
she may preboil
we may preboil
you may preboil
they may preboil 	I may be preboiling
you may be preboiling
she may be preboiling
we may be preboiling
you may be preboiling
they may be preboiling	I may have preboiled
you may have preboiled
she may have preboiled
we may have preboiled
you may have preboiled
they may have preboiled	I may have been preboiling
you may have been preboiling
she may have been preboiling
we may have been preboiling
you may have been preboiling
they may have been preboiling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may not preboil
you may not preboil
she may not preboil
we may not preboil
you may not preboil
they may not preboil 	I may not be preboiling
you may not be preboiling
she may not be preboiling
we may not be preboiling
you may not be preboiling
they may not be preboiling	I may not have preboiled
you may not have preboiled
she may not have preboiled
we may not have preboiled
you may not have preboiled
they may not have preboiled	I may not have been preboiling
you may not have been preboiling
she may not have been preboiling
we may not have been preboiling
you may not have been preboiling
they may not have been preboiling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I preboil?
may you preboil?
may she preboil?
may we preboil?
may you preboil?
may they preboil? 	may I be preboiling?
may you be preboiling?
may she be preboiling?
may we be preboiling?
may you be preboiling?
may they be preboiling? 	may I have preboiled?
may you have preboiled?
may she have preboiled?
may we have preboiled?
may you have preboiled?
may they have preboiled? 	may I have been preboiling?
may you have been preboiling?
may she have been preboiling?
may we have been preboiling?
may you have been preboiling?
may they have been preboiling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I not preboil?
may you not preboil?
may she not preboil?
may we not preboil?
may you not preboil?
may they not preboil? 	may I not be preboiling?
may you not be preboiling?
may she not be preboiling?
may we not be preboiling?
may you not be preboiling?
may they not be preboiling? 	may I not have preboiled?
may you not have preboiled?
may she not have preboiled?
may we not have preboiled?
may you not have preboiled?
may they not have preboiled? 	may I not have been preboiling?
may you not have been preboiling?
may she not have been preboiling?
may we not have been preboiling?
may you not have been preboiling?
may they not have been preboiling?