may delve
Regular verb: delve - delved- delved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may delve
you may delve
she may delve
we may delve
you may delve
they may delve 	I may be delving
you may be delving
she may be delving
we may be delving
you may be delving
they may be delving	I may have delved
you may have delved
she may have delved
we may have delved
you may have delved
they may have delved	I may have been delving
you may have been delving
she may have been delving
we may have been delving
you may have been delving
they may have been delving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't delve
you mayn't delve
she mayn't delve
we mayn't delve
you mayn't delve
they mayn't delve 	I mayn't be delving
you mayn't be delving
she mayn't be delving
we mayn't be delving
you mayn't be delving
they mayn't be delving	I mayn't have delved
you mayn't have delved
she mayn't have delved
we mayn't have delved
you mayn't have delved
they mayn't have delved	I mayn't have been delving
you mayn't have been delving
she mayn't have been delving
we mayn't have been delving
you mayn't have been delving
they mayn't have been delving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I delve?
may you delve?
may she delve?
may we delve?
may you delve?
may they delve? 	may I be delving?
may you be delving?
may she be delving?
may we be delving?
may you be delving?
may they be delving? 	may I have delved?
may you have delved?
may she have delved?
may we have delved?
may you have delved?
may they have delved? 	may I have been delving?
may you have been delving?
may she have been delving?
may we have been delving?
may you have been delving?
may they have been delving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I delve?
mayn't you delve?
mayn't she delve?
mayn't we delve?
mayn't you delve?
mayn't they delve? 	mayn't I be delving?
mayn't you be delving?
mayn't she be delving?
mayn't we be delving?
mayn't you be delving?
mayn't they be delving? 	mayn't I have delved?
mayn't you have delved?
mayn't she have delved?
mayn't we have delved?
mayn't you have delved?
mayn't they have delved? 	mayn't I have been delving?
mayn't you have been delving?
mayn't she have been delving?
mayn't we have been delving?
mayn't you have been delving?
mayn't they have been delving?