may preexchange
Verbe régulier : preexchange - preexchanged- preexchanged

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may preexchange
you may preexchange
she may preexchange
we may preexchange
you may preexchange
they may preexchange 	I may be preexchanging
you may be preexchanging
she may be preexchanging
we may be preexchanging
you may be preexchanging
they may be preexchanging	I may have preexchanged
you may have preexchanged
she may have preexchanged
we may have preexchanged
you may have preexchanged
they may have preexchanged	I may have been preexchanging
you may have been preexchanging
she may have been preexchanging
we may have been preexchanging
you may have been preexchanging
they may have been preexchanging	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't preexchange
you mayn't preexchange
she mayn't preexchange
we mayn't preexchange
you mayn't preexchange
they mayn't preexchange 	I mayn't be preexchanging
you mayn't be preexchanging
she mayn't be preexchanging
we mayn't be preexchanging
you mayn't be preexchanging
they mayn't be preexchanging	I mayn't have preexchanged
you mayn't have preexchanged
she mayn't have preexchanged
we mayn't have preexchanged
you mayn't have preexchanged
they mayn't have preexchanged	I mayn't have been preexchanging
you mayn't have been preexchanging
she mayn't have been preexchanging
we mayn't have been preexchanging
you mayn't have been preexchanging
they mayn't have been preexchanging	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I preexchange?
may you preexchange?
may she preexchange?
may we preexchange?
may you preexchange?
may they preexchange? 	may I be preexchanging?
may you be preexchanging?
may she be preexchanging?
may we be preexchanging?
may you be preexchanging?
may they be preexchanging? 	may I have preexchanged?
may you have preexchanged?
may she have preexchanged?
may we have preexchanged?
may you have preexchanged?
may they have preexchanged? 	may I have been preexchanging?
may you have been preexchanging?
may she have been preexchanging?
may we have been preexchanging?
may you have been preexchanging?
may they have been preexchanging? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I preexchange?
mayn't you preexchange?
mayn't she preexchange?
mayn't we preexchange?
mayn't you preexchange?
mayn't they preexchange? 	mayn't I be preexchanging?
mayn't you be preexchanging?
mayn't she be preexchanging?
mayn't we be preexchanging?
mayn't you be preexchanging?
mayn't they be preexchanging? 	mayn't I have preexchanged?
mayn't you have preexchanged?
mayn't she have preexchanged?
mayn't we have preexchanged?
mayn't you have preexchanged?
mayn't they have preexchanged? 	mayn't I have been preexchanging?
mayn't you have been preexchanging?
mayn't she have been preexchanging?
mayn't we have been preexchanging?
mayn't you have been preexchanging?
mayn't they have been preexchanging?