may tug
Regular verb: tug - tugged- tugged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may tug
you may tug
she may tug
we may tug
you may tug
they may tug 	I may be tugging
you may be tugging
she may be tugging
we may be tugging
you may be tugging
they may be tugging	I may have tugged
you may have tugged
she may have tugged
we may have tugged
you may have tugged
they may have tugged	I may have been tugging
you may have been tugging
she may have been tugging
we may have been tugging
you may have been tugging
they may have been tugging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not tug
you may not tug
she may not tug
we may not tug
you may not tug
they may not tug 	I may not be tugging
you may not be tugging
she may not be tugging
we may not be tugging
you may not be tugging
they may not be tugging	I may not have tugged
you may not have tugged
she may not have tugged
we may not have tugged
you may not have tugged
they may not have tugged	I may not have been tugging
you may not have been tugging
she may not have been tugging
we may not have been tugging
you may not have been tugging
they may not have been tugging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I tug?
may you tug?
may she tug?
may we tug?
may you tug?
may they tug? 	may I be tugging?
may you be tugging?
may she be tugging?
may we be tugging?
may you be tugging?
may they be tugging? 	may I have tugged?
may you have tugged?
may she have tugged?
may we have tugged?
may you have tugged?
may they have tugged? 	may I have been tugging?
may you have been tugging?
may she have been tugging?
may we have been tugging?
may you have been tugging?
may they have been tugging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not tug?
may you not tug?
may she not tug?
may we not tug?
may you not tug?
may they not tug? 	may I not be tugging?
may you not be tugging?
may she not be tugging?
may we not be tugging?
may you not be tugging?
may they not be tugging? 	may I not have tugged?
may you not have tugged?
may she not have tugged?
may we not have tugged?
may you not have tugged?
may they not have tugged? 	may I not have been tugging?
may you not have been tugging?
may she not have been tugging?
may we not have been tugging?
may you not have been tugging?
may they not have been tugging?