English verb conjugation
MAY TRAIL

Regular verb: trail - trailed - trailed

Affirmation

Simple form	V-ing form
I may trail you may trail he may trail we may trail you may trail they may trail	I may be trailing you may be trailing he may be trailing we may be trailing you may be trailing they may be trailing
Perfect	V-ing perfect
I may have trailed you may have trailed he may have trailed we may have trailed you may have trailed they may have trailed	I may have been trailing you may have been trailing he may have been trailing we may have been trailing you may have been trailing they may have been trailing

Negation

Simple form	V-ing form
I mayn't trail you mayn't trail he mayn't trail we mayn't trail you mayn't trail they mayn't trail	I mayn't be trailing you mayn't be trailing he mayn't be trailing we mayn't be trailing you mayn't be trailing they mayn't be trailing
Perfect	V-ing perfect
I mayn't have trailed you mayn't have trailed he mayn't have trailed we mayn't have trailed you mayn't have trailed they mayn't have trailed	I mayn't have been trailing you mayn't have been trailing he mayn't have been trailing we mayn't have been trailing you mayn't have been trailing they mayn't have been trailing

Interrogative form

Simple form	V-ing form
may I trail? may you trail? may he trail? may we trail? may you trail? may they trail?	may I be trailing? may you be trailing? may he be trailing? may we be trailing? may you be trailing? may they be trailing?
Perfect	V-ing perfect
may I have trailed? may you have trailed? may he have trailed? may we have trailed? may you have trailed? may they have trailed?	may I have been trailing? may you have been trailing? may he have been trailing? may we have been trailing? may you have been trailing? may they have been trailing?

Interro-negative form

Simple form	V-ing form
mayn't I trail? mayn't you trail? mayn't he trail? mayn't we trail? mayn't you trail? mayn't they trail?	mayn't I be trailing? mayn't you be trailing? mayn't he be trailing? mayn't we be trailing? mayn't you be trailing? mayn't they be trailing?
Perfect	V-ing perfect
mayn't I have trailed? mayn't you have trailed? mayn't he have trailed? mayn't we have trailed? mayn't you have trailed? mayn't they have trailed?	mayn't I have been trailing? mayn't you have been trailing? mayn't he have been trailing? mayn't we have been trailing? mayn't you have been trailing? mayn't they have been trailing?