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