may predeliver
Regular verb: predeliver - predelivered- predelivered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may predeliver
you may predeliver
she may predeliver
we may predeliver
you may predeliver
they may predeliver 	I may be predelivering
you may be predelivering
she may be predelivering
we may be predelivering
you may be predelivering
they may be predelivering	I may have predelivered
you may have predelivered
she may have predelivered
we may have predelivered
you may have predelivered
they may have predelivered	I may have been predelivering
you may have been predelivering
she may have been predelivering
we may have been predelivering
you may have been predelivering
they may have been predelivering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't predeliver
you mayn't predeliver
she mayn't predeliver
we mayn't predeliver
you mayn't predeliver
they mayn't predeliver 	I mayn't be predelivering
you mayn't be predelivering
she mayn't be predelivering
we mayn't be predelivering
you mayn't be predelivering
they mayn't be predelivering	I mayn't have predelivered
you mayn't have predelivered
she mayn't have predelivered
we mayn't have predelivered
you mayn't have predelivered
they mayn't have predelivered	I mayn't have been predelivering
you mayn't have been predelivering
she mayn't have been predelivering
we mayn't have been predelivering
you mayn't have been predelivering
they mayn't have been predelivering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I predeliver?
may you predeliver?
may she predeliver?
may we predeliver?
may you predeliver?
may they predeliver? 	may I be predelivering?
may you be predelivering?
may she be predelivering?
may we be predelivering?
may you be predelivering?
may they be predelivering? 	may I have predelivered?
may you have predelivered?
may she have predelivered?
may we have predelivered?
may you have predelivered?
may they have predelivered? 	may I have been predelivering?
may you have been predelivering?
may she have been predelivering?
may we have been predelivering?
may you have been predelivering?
may they have been predelivering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I predeliver?
mayn't you predeliver?
mayn't she predeliver?
mayn't we predeliver?
mayn't you predeliver?
mayn't they predeliver? 	mayn't I be predelivering?
mayn't you be predelivering?
mayn't she be predelivering?
mayn't we be predelivering?
mayn't you be predelivering?
mayn't they be predelivering? 	mayn't I have predelivered?
mayn't you have predelivered?
mayn't she have predelivered?
mayn't we have predelivered?
mayn't you have predelivered?
mayn't they have predelivered? 	mayn't I have been predelivering?
mayn't you have been predelivering?
mayn't she have been predelivering?
mayn't we have been predelivering?
mayn't you have been predelivering?
mayn't they have been predelivering?