I may half-mast you may half-mast she 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 she 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 she 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 she 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 may not half-mast you may not half-mast she may not half-mast we may not half-mast you may not half-mast they may not half-mast
V-ing form
I may not be half-masting you may not be half-masting she may not be half-masting we may not be half-masting you may not be half-masting they may not be half-masting
Perfect
I may not have half-masted you may not have half-masted she may not have half-masted we may not have half-masted you may not have half-masted they may not have half-masted
V-ing perfect
I may not have been half-masting you may not have been half-masting she may not have been half-masting we may not have been half-masting you may not have been half-masting they may not have been half-masting
Interrogative form
Simple form
may I half-mast? may you half-mast? may she 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 she 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 she 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 she 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
may I not half-mast? may you not half-mast? may she not half-mast? may we not half-mast? may you not half-mast? may they not half-mast?
V-ing form
may I not be half-masting? may you not be half-masting? may she not be half-masting? may we not be half-masting? may you not be half-masting? may they not be half-masting?
Perfect
may I not have half-masted? may you not have half-masted? may she not have half-masted? may we not have half-masted? may you not have half-masted? may they not have half-masted?
V-ing perfect
may I not have been half-masting? may you not have been half-masting? may she not have been half-masting? may we not have been half-masting? may you not have been half-masting? may they not have been half-masting?