may knock
Verbo regolare: knock - knocked- knocked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may knock
you may knock
she may knock
we may knock
you may knock
they may knock 	I may be knocking
you may be knocking
she may be knocking
we may be knocking
you may be knocking
they may be knocking	I may have knocked
you may have knocked
she may have knocked
we may have knocked
you may have knocked
they may have knocked	I may have been knocking
you may have been knocking
she may have been knocking
we may have been knocking
you may have been knocking
they may have been knocking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mayn't knock
you mayn't knock
she mayn't knock
we mayn't knock
you mayn't knock
they mayn't knock 	I mayn't be knocking
you mayn't be knocking
she mayn't be knocking
we mayn't be knocking
you mayn't be knocking
they mayn't be knocking	I mayn't have knocked
you mayn't have knocked
she mayn't have knocked
we mayn't have knocked
you mayn't have knocked
they mayn't have knocked	I mayn't have been knocking
you mayn't have been knocking
she mayn't have been knocking
we mayn't have been knocking
you mayn't have been knocking
they mayn't have been knocking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I knock?
may you knock?
may she knock?
may we knock?
may you knock?
may they knock? 	may I be knocking?
may you be knocking?
may she be knocking?
may we be knocking?
may you be knocking?
may they be knocking? 	may I have knocked?
may you have knocked?
may she have knocked?
may we have knocked?
may you have knocked?
may they have knocked? 	may I have been knocking?
may you have been knocking?
may she have been knocking?
may we have been knocking?
may you have been knocking?
may they have been knocking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mayn't I knock?
mayn't you knock?
mayn't she knock?
mayn't we knock?
mayn't you knock?
mayn't they knock? 	mayn't I be knocking?
mayn't you be knocking?
mayn't she be knocking?
mayn't we be knocking?
mayn't you be knocking?
mayn't they be knocking? 	mayn't I have knocked?
mayn't you have knocked?
mayn't she have knocked?
mayn't we have knocked?
mayn't you have knocked?
mayn't they have knocked? 	mayn't I have been knocking?
mayn't you have been knocking?
mayn't she have been knocking?
mayn't we have been knocking?
mayn't you have been knocking?
mayn't they have been knocking?