I may require you may require she may require we may require you may require they may require
V-ing form
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
I may have required you may have required she may have required we may have required you may have required they may have required
V-ing perfect
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
I may not require you may not require she may not require we may not require you may not require they may not require
V-ing form
I may not be requiring you may not be requiring she may not be requiring we may not be requiring you may not be requiring they may not be requiring
Perfect
I may not have required you may not have required she may not have required we may not have required you may not have required they may not have required
V-ing perfect
I may not have been requiring you may not have been requiring she may not have been requiring we may not have been requiring you may not have been requiring they may not have been requiring
Interrogative form
Simple form
may I require? may you require? may she require? may we require? may you require? may they require?
V-ing form
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
may I have required? may you have required? may she have required? may we have required? may you have required? may they have required?
V-ing perfect
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
may I not require? may you not require? may she not require? may we not require? may you not require? may they not require?
V-ing form
may I not be requiring? may you not be requiring? may she not be requiring? may we not be requiring? may you not be requiring? may they not be requiring?
Perfect
may I not have required? may you not have required? may she not have required? may we not have required? may you not have required? may they not have required?
V-ing perfect
may I not have been requiring? may you not have been requiring? may she not have been requiring? may we not have been requiring? may you not have been requiring? may they not have been requiring?