English verb conjugation
MAY EXCHANGE

Regular verb: exchange - exchanged - exchanged

Affirmation

Simple form	V-ing form
I may exchange you may exchange he may exchange we may exchange you may exchange they may exchange	I may be exchanging you may be exchanging he may be exchanging we may be exchanging you may be exchanging they may be exchanging
Perfect	V-ing perfect
I may have exchanged you may have exchanged he may have exchanged we may have exchanged you may have exchanged they may have exchanged	I may have been exchanging you may have been exchanging he may have been exchanging we may have been exchanging you may have been exchanging they may have been exchanging

Negation

Simple form	V-ing form
I mayn't exchange you mayn't exchange he mayn't exchange we mayn't exchange you mayn't exchange they mayn't exchange	I mayn't be exchanging you mayn't be exchanging he mayn't be exchanging we mayn't be exchanging you mayn't be exchanging they mayn't be exchanging
Perfect	V-ing perfect
I mayn't have exchanged you mayn't have exchanged he mayn't have exchanged we mayn't have exchanged you mayn't have exchanged they mayn't have exchanged	I mayn't have been exchanging you mayn't have been exchanging he mayn't have been exchanging we mayn't have been exchanging you mayn't have been exchanging they mayn't have been exchanging

Interrogative form

Simple form	V-ing form
may I exchange? may you exchange? may he exchange? may we exchange? may you exchange? may they exchange?	may I be exchanging? may you be exchanging? may he be exchanging? may we be exchanging? may you be exchanging? may they be exchanging?
Perfect	V-ing perfect
may I have exchanged? may you have exchanged? may he have exchanged? may we have exchanged? may you have exchanged? may they have exchanged?	may I have been exchanging? may you have been exchanging? may he have been exchanging? may we have been exchanging? may you have been exchanging? may they have been exchanging?

Interro-negative form

Simple form	V-ing form
mayn't I exchange? mayn't you exchange? mayn't he exchange? mayn't we exchange? mayn't you exchange? mayn't they exchange?	mayn't I be exchanging? mayn't you be exchanging? mayn't he be exchanging? mayn't we be exchanging? mayn't you be exchanging? mayn't they be exchanging?
Perfect	V-ing perfect
mayn't I have exchanged? mayn't you have exchanged? mayn't he have exchanged? mayn't we have exchanged? mayn't you have exchanged? mayn't they have exchanged?	mayn't I have been exchanging? mayn't you have been exchanging? mayn't he have been exchanging? mayn't we have been exchanging? mayn't you have been exchanging? mayn't they have been exchanging?