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