may knuckle
Verbo regolare: knuckle - knuckled- knuckled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may knuckle
you may knuckle
he may knuckle
we may knuckle
you may knuckle
they may knuckle 	I may be knuckling
you may be knuckling
he may be knuckling
we may be knuckling
you may be knuckling
they may be knuckling	I may have knuckled
you may have knuckled
he may have knuckled
we may have knuckled
you may have knuckled
they may have knuckled	I may have been knuckling
you may have been knuckling
he may have been knuckling
we may have been knuckling
you may have been knuckling
they may have been knuckling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may not knuckle
you may not knuckle
he may not knuckle
we may not knuckle
you may not knuckle
they may not knuckle 	I may not be knuckling
you may not be knuckling
he may not be knuckling
we may not be knuckling
you may not be knuckling
they may not be knuckling	I may not have knuckled
you may not have knuckled
he may not have knuckled
we may not have knuckled
you may not have knuckled
they may not have knuckled	I may not have been knuckling
you may not have been knuckling
he may not have been knuckling
we may not have been knuckling
you may not have been knuckling
they may not have been knuckling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I knuckle?
may you knuckle?
may he knuckle?
may we knuckle?
may you knuckle?
may they knuckle? 	may I be knuckling?
may you be knuckling?
may he be knuckling?
may we be knuckling?
may you be knuckling?
may they be knuckling? 	may I have knuckled?
may you have knuckled?
may he have knuckled?
may we have knuckled?
may you have knuckled?
may they have knuckled? 	may I have been knuckling?
may you have been knuckling?
may he have been knuckling?
may we have been knuckling?
may you have been knuckling?
may they have been knuckling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I not knuckle?
may you not knuckle?
may he not knuckle?
may we not knuckle?
may you not knuckle?
may they not knuckle? 	may I not be knuckling?
may you not be knuckling?
may he not be knuckling?
may we not be knuckling?
may you not be knuckling?
may they not be knuckling? 	may I not have knuckled?
may you not have knuckled?
may he not have knuckled?
may we not have knuckled?
may you not have knuckled?
may they not have knuckled? 	may I not have been knuckling?
may you not have been knuckling?
may he not have been knuckling?
may we not have been knuckling?
may you not have been knuckling?
may they not have been knuckling?