I may half-mast you may half-mast he may half-mast we may half-mast you may half-mast they may half-mast
V-ing form
I may be half-masting you may be half-masting he may be half-masting we may be half-masting you may be half-masting they may be half-masting
Perfect
I may have half-masted you may have half-masted he may have half-masted we may have half-masted you may have half-masted they may have half-masted
V-ing perfect
I may have been half-masting you may have been half-masting he may have been half-masting we may have been half-masting you may have been half-masting they may have been half-masting
Negation
Simple form
I mayn't half-mast you mayn't half-mast he mayn't half-mast we mayn't half-mast you mayn't half-mast they mayn't half-mast
V-ing form
I mayn't be half-masting you mayn't be half-masting he mayn't be half-masting we mayn't be half-masting you mayn't be half-masting they mayn't be half-masting
Perfect
I mayn't have half-masted you mayn't have half-masted he mayn't have half-masted we mayn't have half-masted you mayn't have half-masted they mayn't have half-masted
V-ing perfect
I mayn't have been half-masting you mayn't have been half-masting he mayn't have been half-masting we mayn't have been half-masting you mayn't have been half-masting they mayn't have been half-masting
Interrogative form
Simple form
may I half-mast? may you half-mast? may he half-mast? may we half-mast? may you half-mast? may they half-mast?
V-ing form
may I be half-masting? may you be half-masting? may he be half-masting? may we be half-masting? may you be half-masting? may they be half-masting?
Perfect
may I have half-masted? may you have half-masted? may he have half-masted? may we have half-masted? may you have half-masted? may they have half-masted?
V-ing perfect
may I have been half-masting? may you have been half-masting? may he have been half-masting? may we have been half-masting? may you have been half-masting? may they have been half-masting?
Interro-negative form
Simple form
mayn't I half-mast? mayn't you half-mast? mayn't he half-mast? mayn't we half-mast? mayn't you half-mast? mayn't they half-mast?
V-ing form
mayn't I be half-masting? mayn't you be half-masting? mayn't he be half-masting? mayn't we be half-masting? mayn't you be half-masting? mayn't they be half-masting?
Perfect
mayn't I have half-masted? mayn't you have half-masted? mayn't he have half-masted? mayn't we have half-masted? mayn't you have half-masted? mayn't they have half-masted?
V-ing perfect
mayn't I have been half-masting? mayn't you have been half-masting? mayn't he have been half-masting? mayn't we have been half-masting? mayn't you have been half-masting? mayn't they have been half-masting?