I may gather you may gather he may gather we may gather you may gather they may gather
V-ing form
I may be gathering you may be gathering he may be gathering we may be gathering you may be gathering they may be gathering
Perfect
I may have gathered you may have gathered he may have gathered we may have gathered you may have gathered they may have gathered
V-ing perfect
I may have been gathering you may have been gathering he may have been gathering we may have been gathering you may have been gathering they may have been gathering
Negation
Simple form
I may not gather you may not gather he may not gather we may not gather you may not gather they may not gather
V-ing form
I may not be gathering you may not be gathering he may not be gathering we may not be gathering you may not be gathering they may not be gathering
Perfect
I may not have gathered you may not have gathered he may not have gathered we may not have gathered you may not have gathered they may not have gathered
V-ing perfect
I may not have been gathering you may not have been gathering he may not have been gathering we may not have been gathering you may not have been gathering they may not have been gathering
Interrogative form
Simple form
may I gather? may you gather? may he gather? may we gather? may you gather? may they gather?
V-ing form
may I be gathering? may you be gathering? may he be gathering? may we be gathering? may you be gathering? may they be gathering?
Perfect
may I have gathered? may you have gathered? may he have gathered? may we have gathered? may you have gathered? may they have gathered?
V-ing perfect
may I have been gathering? may you have been gathering? may he have been gathering? may we have been gathering? may you have been gathering? may they have been gathering?
Interro-negative form
Simple form
may I not gather? may you not gather? may he not gather? may we not gather? may you not gather? may they not gather?
V-ing form
may I not be gathering? may you not be gathering? may he not be gathering? may we not be gathering? may you not be gathering? may they not be gathering?
Perfect
may I not have gathered? may you not have gathered? may he not have gathered? may we not have gathered? may you not have gathered? may they not have gathered?
V-ing perfect
may I not have been gathering? may you not have been gathering? may he not have been gathering? may we not have been gathering? may you not have been gathering? may they not have been gathering?