English verb conjugation
MAY INVEST

Regular verb: invest - invested - invested

Affirmation

Simple form	V-ing form
I may invest you may invest he may invest we may invest you may invest they may invest	I may be investing you may be investing he may be investing we may be investing you may be investing they may be investing
Perfect	V-ing perfect
I may have invested you may have invested he may have invested we may have invested you may have invested they may have invested	I may have been investing you may have been investing he may have been investing we may have been investing you may have been investing they may have been investing

Negation

Simple form	V-ing form
I may not invest you may not invest he may not invest we may not invest you may not invest they may not invest	I may not be investing you may not be investing he may not be investing we may not be investing you may not be investing they may not be investing
Perfect	V-ing perfect
I may not have invested you may not have invested he may not have invested we may not have invested you may not have invested they may not have invested	I may not have been investing you may not have been investing he may not have been investing we may not have been investing you may not have been investing they may not have been investing

Interrogative form

Simple form	V-ing form
may I invest? may you invest? may he invest? may we invest? may you invest? may they invest?	may I be investing? may you be investing? may he be investing? may we be investing? may you be investing? may they be investing?
Perfect	V-ing perfect
may I have invested? may you have invested? may he have invested? may we have invested? may you have invested? may they have invested?	may I have been investing? may you have been investing? may he have been investing? may we have been investing? may you have been investing? may they have been investing?

Interro-negative form

Simple form	V-ing form
may I not invest? may you not invest? may he not invest? may we not invest? may you not invest? may they not invest?	may I not be investing? may you not be investing? may he not be investing? may we not be investing? may you not be investing? may they not be investing?
Perfect	V-ing perfect
may I not have invested? may you not have invested? may he not have invested? may we not have invested? may you not have invested? may they not have invested?	may I not have been investing? may you not have been investing? may he not have been investing? may we not have been investing? may you not have been investing? may they not have been investing?