may toil
Regular verb: toil - toiled- toiled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may toil
you may toil
she may toil
we may toil
you may toil
they may toil 	I may be toiling
you may be toiling
she may be toiling
we may be toiling
you may be toiling
they may be toiling	I may have toiled
you may have toiled
she may have toiled
we may have toiled
you may have toiled
they may have toiled	I may have been toiling
you may have been toiling
she may have been toiling
we may have been toiling
you may have been toiling
they may have been toiling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not toil
you may not toil
she may not toil
we may not toil
you may not toil
they may not toil 	I may not be toiling
you may not be toiling
she may not be toiling
we may not be toiling
you may not be toiling
they may not be toiling	I may not have toiled
you may not have toiled
she may not have toiled
we may not have toiled
you may not have toiled
they may not have toiled	I may not have been toiling
you may not have been toiling
she may not have been toiling
we may not have been toiling
you may not have been toiling
they may not have been toiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I toil?
may you toil?
may she toil?
may we toil?
may you toil?
may they toil? 	may I be toiling?
may you be toiling?
may she be toiling?
may we be toiling?
may you be toiling?
may they be toiling? 	may I have toiled?
may you have toiled?
may she have toiled?
may we have toiled?
may you have toiled?
may they have toiled? 	may I have been toiling?
may you have been toiling?
may she have been toiling?
may we have been toiling?
may you have been toiling?
may they have been toiling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not toil?
may you not toil?
may she not toil?
may we not toil?
may you not toil?
may they not toil? 	may I not be toiling?
may you not be toiling?
may she not be toiling?
may we not be toiling?
may you not be toiling?
may they not be toiling? 	may I not have toiled?
may you not have toiled?
may she not have toiled?
may we not have toiled?
may you not have toiled?
may they not have toiled? 	may I not have been toiling?
may you not have been toiling?
may she not have been toiling?
may we not have been toiling?
may you not have been toiling?
may they not have been toiling?