English verb conjugation
MAY IMPROVE

Regular verb: improve - improved - improved

Affirmation

Simple form	V-ing form
I may improve you may improve she may improve we may improve you may improve they may improve	I may be improving you may be improving she may be improving we may be improving you may be improving they may be improving
Perfect	V-ing perfect
I may have improved you may have improved she may have improved we may have improved you may have improved they may have improved	I may have been improving you may have been improving she may have been improving we may have been improving you may have been improving they may have been improving

Negation

Simple form	V-ing form
I may not improve you may not improve she may not improve we may not improve you may not improve they may not improve	I may not be improving you may not be improving she may not be improving we may not be improving you may not be improving they may not be improving
Perfect	V-ing perfect
I may not have improved you may not have improved she may not have improved we may not have improved you may not have improved they may not have improved	I may not have been improving you may not have been improving she may not have been improving we may not have been improving you may not have been improving they may not have been improving

Interrogative form

Simple form	V-ing form
may I improve? may you improve? may she improve? may we improve? may you improve? may they improve?	may I be improving? may you be improving? may she be improving? may we be improving? may you be improving? may they be improving?
Perfect	V-ing perfect
may I have improved? may you have improved? may she have improved? may we have improved? may you have improved? may they have improved?	may I have been improving? may you have been improving? may she have been improving? may we have been improving? may you have been improving? may they have been improving?

Interro-negative form

Simple form	V-ing form
may I not improve? may you not improve? may she not improve? may we not improve? may you not improve? may they not improve?	may I not be improving? may you not be improving? may she not be improving? may we not be improving? may you not be improving? may they not be improving?
Perfect	V-ing perfect
may I not have improved? may you not have improved? may she not have improved? may we not have improved? may you not have improved? may they not have improved?	may I not have been improving? may you not have been improving? may she not have been improving? may we not have been improving? may you not have been improving? may they not have been improving?