English verb conjugation
MAY INQUIRE

Regular verb: inquire - inquired - inquired

Affirmation

Simple form	V-ing form
I may inquire you may inquire he may inquire we may inquire you may inquire they may inquire	I may be inquiring you may be inquiring he may be inquiring we may be inquiring you may be inquiring they may be inquiring
Perfect	V-ing perfect
I may have inquired you may have inquired he may have inquired we may have inquired you may have inquired they may have inquired	I may have been inquiring you may have been inquiring he may have been inquiring we may have been inquiring you may have been inquiring they may have been inquiring

Negation

Simple form	V-ing form
I mayn't inquire you mayn't inquire he mayn't inquire we mayn't inquire you mayn't inquire they mayn't inquire	I mayn't be inquiring you mayn't be inquiring he mayn't be inquiring we mayn't be inquiring you mayn't be inquiring they mayn't be inquiring
Perfect	V-ing perfect
I mayn't have inquired you mayn't have inquired he mayn't have inquired we mayn't have inquired you mayn't have inquired they mayn't have inquired	I mayn't have been inquiring you mayn't have been inquiring he mayn't have been inquiring we mayn't have been inquiring you mayn't have been inquiring they mayn't have been inquiring

Interrogative form

Simple form	V-ing form
may I inquire? may you inquire? may he inquire? may we inquire? may you inquire? may they inquire?	may I be inquiring? may you be inquiring? may he be inquiring? may we be inquiring? may you be inquiring? may they be inquiring?
Perfect	V-ing perfect
may I have inquired? may you have inquired? may he have inquired? may we have inquired? may you have inquired? may they have inquired?	may I have been inquiring? may you have been inquiring? may he have been inquiring? may we have been inquiring? may you have been inquiring? may they have been inquiring?

Interro-negative form

Simple form	V-ing form
mayn't I inquire? mayn't you inquire? mayn't he inquire? mayn't we inquire? mayn't you inquire? mayn't they inquire?	mayn't I be inquiring? mayn't you be inquiring? mayn't he be inquiring? mayn't we be inquiring? mayn't you be inquiring? mayn't they be inquiring?
Perfect	V-ing perfect
mayn't I have inquired? mayn't you have inquired? mayn't he have inquired? mayn't we have inquired? mayn't you have inquired? mayn't they have inquired?	mayn't I have been inquiring? mayn't you have been inquiring? mayn't he have been inquiring? mayn't we have been inquiring? mayn't you have been inquiring? mayn't they have been inquiring?