English verb conjugation
MAY YAK

Regular verb: yak - yaked - yaked

Affirmation

Simple form	V-ing form
I may yak you may yak he may yak we may yak you may yak they may yak	I may be yaking you may be yaking he may be yaking we may be yaking you may be yaking they may be yaking
Perfect	V-ing perfect
I may have yaked you may have yaked he may have yaked we may have yaked you may have yaked they may have yaked	I may have been yaking you may have been yaking he may have been yaking we may have been yaking you may have been yaking they may have been yaking

Negation

Simple form	V-ing form
I may not yak you may not yak he may not yak we may not yak you may not yak they may not yak	I may not be yaking you may not be yaking he may not be yaking we may not be yaking you may not be yaking they may not be yaking
Perfect	V-ing perfect
I may not have yaked you may not have yaked he may not have yaked we may not have yaked you may not have yaked they may not have yaked	I may not have been yaking you may not have been yaking he may not have been yaking we may not have been yaking you may not have been yaking they may not have been yaking

Interrogative form

Simple form	V-ing form
may I yak? may you yak? may he yak? may we yak? may you yak? may they yak?	may I be yaking? may you be yaking? may he be yaking? may we be yaking? may you be yaking? may they be yaking?
Perfect	V-ing perfect
may I have yaked? may you have yaked? may he have yaked? may we have yaked? may you have yaked? may they have yaked?	may I have been yaking? may you have been yaking? may he have been yaking? may we have been yaking? may you have been yaking? may they have been yaking?

Interro-negative form

Simple form	V-ing form
may I not yak? may you not yak? may he not yak? may we not yak? may you not yak? may they not yak?	may I not be yaking? may you not be yaking? may he not be yaking? may we not be yaking? may you not be yaking? may they not be yaking?
Perfect	V-ing perfect
may I not have yaked? may you not have yaked? may he not have yaked? may we not have yaked? may you not have yaked? may they not have yaked?	may I not have been yaking? may you not have been yaking? may he not have been yaking? may we not have been yaking? may you not have been yaking? may they not have been yaking?