English verb conjugation
MAY RECERTIFY

Regular verb: recertify - recertified - recertified

Affirmation

Simple form	V-ing form
I may recertify you may recertify he may recertify we may recertify you may recertify they may recertify	I may be recertifying you may be recertifying he may be recertifying we may be recertifying you may be recertifying they may be recertifying
Perfect	V-ing perfect
I may have recertified you may have recertified he may have recertified we may have recertified you may have recertified they may have recertified	I may have been recertifying you may have been recertifying he may have been recertifying we may have been recertifying you may have been recertifying they may have been recertifying

Negation

Simple form	V-ing form
I mayn't recertify you mayn't recertify he mayn't recertify we mayn't recertify you mayn't recertify they mayn't recertify	I mayn't be recertifying you mayn't be recertifying he mayn't be recertifying we mayn't be recertifying you mayn't be recertifying they mayn't be recertifying
Perfect	V-ing perfect
I mayn't have recertified you mayn't have recertified he mayn't have recertified we mayn't have recertified you mayn't have recertified they mayn't have recertified	I mayn't have been recertifying you mayn't have been recertifying he mayn't have been recertifying we mayn't have been recertifying you mayn't have been recertifying they mayn't have been recertifying

Interrogative form

Simple form	V-ing form
may I recertify? may you recertify? may he recertify? may we recertify? may you recertify? may they recertify?	may I be recertifying? may you be recertifying? may he be recertifying? may we be recertifying? may you be recertifying? may they be recertifying?
Perfect	V-ing perfect
may I have recertified? may you have recertified? may he have recertified? may we have recertified? may you have recertified? may they have recertified?	may I have been recertifying? may you have been recertifying? may he have been recertifying? may we have been recertifying? may you have been recertifying? may they have been recertifying?

Interro-negative form

Simple form	V-ing form
mayn't I recertify? mayn't you recertify? mayn't he recertify? mayn't we recertify? mayn't you recertify? mayn't they recertify?	mayn't I be recertifying? mayn't you be recertifying? mayn't he be recertifying? mayn't we be recertifying? mayn't you be recertifying? mayn't they be recertifying?
Perfect	V-ing perfect
mayn't I have recertified? mayn't you have recertified? mayn't he have recertified? mayn't we have recertified? mayn't you have recertified? mayn't they have recertified?	mayn't I have been recertifying? mayn't you have been recertifying? mayn't he have been recertifying? mayn't we have been recertifying? mayn't you have been recertifying? mayn't they have been recertifying?