English verb conjugation
MAY REQUIRE

Regular verb: require - required - required

Affirmation

Simple form	V-ing form
I may require you may require she may require we may require you may require they may require	I may be requiring you may be requiring she may be requiring we may be requiring you may be requiring they may be requiring
Perfect	V-ing perfect
I may have required you may have required she may have required we may have required you may have required they may have required	I may have been requiring you may have been requiring she may have been requiring we may have been requiring you may have been requiring they may have been requiring

Negation

Simple form	V-ing form
I mayn't require you mayn't require she mayn't require we mayn't require you mayn't require they mayn't require	I mayn't be requiring you mayn't be requiring she mayn't be requiring we mayn't be requiring you mayn't be requiring they mayn't be requiring
Perfect	V-ing perfect
I mayn't have required you mayn't have required she mayn't have required we mayn't have required you mayn't have required they mayn't have required	I mayn't have been requiring you mayn't have been requiring she mayn't have been requiring we mayn't have been requiring you mayn't have been requiring they mayn't have been requiring

Interrogative form

Simple form	V-ing form
may I require? may you require? may she require? may we require? may you require? may they require?	may I be requiring? may you be requiring? may she be requiring? may we be requiring? may you be requiring? may they be requiring?
Perfect	V-ing perfect
may I have required? may you have required? may she have required? may we have required? may you have required? may they have required?	may I have been requiring? may you have been requiring? may she have been requiring? may we have been requiring? may you have been requiring? may they have been requiring?

Interro-negative form

Simple form	V-ing form
mayn't I require? mayn't you require? mayn't she require? mayn't we require? mayn't you require? mayn't they require?	mayn't I be requiring? mayn't you be requiring? mayn't she be requiring? mayn't we be requiring? mayn't you be requiring? mayn't they be requiring?
Perfect	V-ing perfect
mayn't I have required? mayn't you have required? mayn't she have required? mayn't we have required? mayn't you have required? mayn't they have required?	mayn't I have been requiring? mayn't you have been requiring? mayn't she have been requiring? mayn't we have been requiring? mayn't you have been requiring? mayn't they have been requiring?