I may second you may second he may second we may second you may second they may second
V-ing form
I may be seconding you may be seconding he may be seconding we may be seconding you may be seconding they may be seconding
Perfect
I may have seconded you may have seconded he may have seconded we may have seconded you may have seconded they may have seconded
V-ing perfect
I may have been seconding you may have been seconding he may have been seconding we may have been seconding you may have been seconding they may have been seconding
Negation
Simple form
I mayn't second you mayn't second he mayn't second we mayn't second you mayn't second they mayn't second
V-ing form
I mayn't be seconding you mayn't be seconding he mayn't be seconding we mayn't be seconding you mayn't be seconding they mayn't be seconding
Perfect
I mayn't have seconded you mayn't have seconded he mayn't have seconded we mayn't have seconded you mayn't have seconded they mayn't have seconded
V-ing perfect
I mayn't have been seconding you mayn't have been seconding he mayn't have been seconding we mayn't have been seconding you mayn't have been seconding they mayn't have been seconding
Interrogative form
Simple form
may I second? may you second? may he second? may we second? may you second? may they second?
V-ing form
may I be seconding? may you be seconding? may he be seconding? may we be seconding? may you be seconding? may they be seconding?
Perfect
may I have seconded? may you have seconded? may he have seconded? may we have seconded? may you have seconded? may they have seconded?
V-ing perfect
may I have been seconding? may you have been seconding? may he have been seconding? may we have been seconding? may you have been seconding? may they have been seconding?
Interro-negative form
Simple form
mayn't I second? mayn't you second? mayn't he second? mayn't we second? mayn't you second? mayn't they second?
V-ing form
mayn't I be seconding? mayn't you be seconding? mayn't he be seconding? mayn't we be seconding? mayn't you be seconding? mayn't they be seconding?
Perfect
mayn't I have seconded? mayn't you have seconded? mayn't he have seconded? mayn't we have seconded? mayn't you have seconded? mayn't they have seconded?
V-ing perfect
mayn't I have been seconding? mayn't you have been seconding? mayn't he have been seconding? mayn't we have been seconding? mayn't you have been seconding? mayn't they have been seconding?