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