may abstract
Regular verb: abstract - abstracted- abstracted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may abstract
you may abstract
he may abstract
we may abstract
you may abstract
they may abstract 	I may be abstracting
you may be abstracting
he may be abstracting
we may be abstracting
you may be abstracting
they may be abstracting	I may have abstracted
you may have abstracted
he may have abstracted
we may have abstracted
you may have abstracted
they may have abstracted	I may have been abstracting
you may have been abstracting
he may have been abstracting
we may have been abstracting
you may have been abstracting
they may have been abstracting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't abstract
you mayn't abstract
he mayn't abstract
we mayn't abstract
you mayn't abstract
they mayn't abstract 	I mayn't be abstracting
you mayn't be abstracting
he mayn't be abstracting
we mayn't be abstracting
you mayn't be abstracting
they mayn't be abstracting	I mayn't have abstracted
you mayn't have abstracted
he mayn't have abstracted
we mayn't have abstracted
you mayn't have abstracted
they mayn't have abstracted	I mayn't have been abstracting
you mayn't have been abstracting
he mayn't have been abstracting
we mayn't have been abstracting
you mayn't have been abstracting
they mayn't have been abstracting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I abstract?
may you abstract?
may he abstract?
may we abstract?
may you abstract?
may they abstract? 	may I be abstracting?
may you be abstracting?
may he be abstracting?
may we be abstracting?
may you be abstracting?
may they be abstracting? 	may I have abstracted?
may you have abstracted?
may he have abstracted?
may we have abstracted?
may you have abstracted?
may they have abstracted? 	may I have been abstracting?
may you have been abstracting?
may he have been abstracting?
may we have been abstracting?
may you have been abstracting?
may they have been abstracting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I abstract?
mayn't you abstract?
mayn't he abstract?
mayn't we abstract?
mayn't you abstract?
mayn't they abstract? 	mayn't I be abstracting?
mayn't you be abstracting?
mayn't he be abstracting?
mayn't we be abstracting?
mayn't you be abstracting?
mayn't they be abstracting? 	mayn't I have abstracted?
mayn't you have abstracted?
mayn't he have abstracted?
mayn't we have abstracted?
mayn't you have abstracted?
mayn't they have abstracted? 	mayn't I have been abstracting?
mayn't you have been abstracting?
mayn't he have been abstracting?
mayn't we have been abstracting?
mayn't you have been abstracting?
mayn't they have been abstracting?