may curtail
Regular verb: curtail - curtailed- curtailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may curtail
you may curtail
she may curtail
we may curtail
you may curtail
they may curtail 	I may be curtailing
you may be curtailing
she may be curtailing
we may be curtailing
you may be curtailing
they may be curtailing	I may have curtailed
you may have curtailed
she may have curtailed
we may have curtailed
you may have curtailed
they may have curtailed	I may have been curtailing
you may have been curtailing
she may have been curtailing
we may have been curtailing
you may have been curtailing
they may have been curtailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not curtail
you may not curtail
she may not curtail
we may not curtail
you may not curtail
they may not curtail 	I may not be curtailing
you may not be curtailing
she may not be curtailing
we may not be curtailing
you may not be curtailing
they may not be curtailing	I may not have curtailed
you may not have curtailed
she may not have curtailed
we may not have curtailed
you may not have curtailed
they may not have curtailed	I may not have been curtailing
you may not have been curtailing
she may not have been curtailing
we may not have been curtailing
you may not have been curtailing
they may not have been curtailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I curtail?
may you curtail?
may she curtail?
may we curtail?
may you curtail?
may they curtail? 	may I be curtailing?
may you be curtailing?
may she be curtailing?
may we be curtailing?
may you be curtailing?
may they be curtailing? 	may I have curtailed?
may you have curtailed?
may she have curtailed?
may we have curtailed?
may you have curtailed?
may they have curtailed? 	may I have been curtailing?
may you have been curtailing?
may she have been curtailing?
may we have been curtailing?
may you have been curtailing?
may they have been curtailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not curtail?
may you not curtail?
may she not curtail?
may we not curtail?
may you not curtail?
may they not curtail? 	may I not be curtailing?
may you not be curtailing?
may she not be curtailing?
may we not be curtailing?
may you not be curtailing?
may they not be curtailing? 	may I not have curtailed?
may you not have curtailed?
may she not have curtailed?
may we not have curtailed?
may you not have curtailed?
may they not have curtailed? 	may I not have been curtailing?
may you not have been curtailing?
may she not have been curtailing?
may we not have been curtailing?
may you not have been curtailing?
may they not have been curtailing?