may rub
Verbo regolare: rub - rubbed- rubbed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may rub
you may rub
she may rub
we may rub
you may rub
they may rub 	I may be rubbing
you may be rubbing
she may be rubbing
we may be rubbing
you may be rubbing
they may be rubbing	I may have rubbed
you may have rubbed
she may have rubbed
we may have rubbed
you may have rubbed
they may have rubbed	I may have been rubbing
you may have been rubbing
she may have been rubbing
we may have been rubbing
you may have been rubbing
they may have been rubbing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may not rub
you may not rub
she may not rub
we may not rub
you may not rub
they may not rub 	I may not be rubbing
you may not be rubbing
she may not be rubbing
we may not be rubbing
you may not be rubbing
they may not be rubbing	I may not have rubbed
you may not have rubbed
she may not have rubbed
we may not have rubbed
you may not have rubbed
they may not have rubbed	I may not have been rubbing
you may not have been rubbing
she may not have been rubbing
we may not have been rubbing
you may not have been rubbing
they may not have been rubbing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I rub?
may you rub?
may she rub?
may we rub?
may you rub?
may they rub? 	may I be rubbing?
may you be rubbing?
may she be rubbing?
may we be rubbing?
may you be rubbing?
may they be rubbing? 	may I have rubbed?
may you have rubbed?
may she have rubbed?
may we have rubbed?
may you have rubbed?
may they have rubbed? 	may I have been rubbing?
may you have been rubbing?
may she have been rubbing?
may we have been rubbing?
may you have been rubbing?
may they have been rubbing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I not rub?
may you not rub?
may she not rub?
may we not rub?
may you not rub?
may they not rub? 	may I not be rubbing?
may you not be rubbing?
may she not be rubbing?
may we not be rubbing?
may you not be rubbing?
may they not be rubbing? 	may I not have rubbed?
may you not have rubbed?
may she not have rubbed?
may we not have rubbed?
may you not have rubbed?
may they not have rubbed? 	may I not have been rubbing?
may you not have been rubbing?
may she not have been rubbing?
may we not have been rubbing?
may you not have been rubbing?
may they not have been rubbing?