English verb conjugation
MAY DECREASE

Regular verb: decrease - decreased - decreased

Affirmation

Simple form	V-ing form
I may decrease you may decrease he may decrease we may decrease you may decrease they may decrease	I may be decreasing you may be decreasing he may be decreasing we may be decreasing you may be decreasing they may be decreasing
Perfect	V-ing perfect
I may have decreased you may have decreased he may have decreased we may have decreased you may have decreased they may have decreased	I may have been decreasing you may have been decreasing he may have been decreasing we may have been decreasing you may have been decreasing they may have been decreasing

Negation

Simple form	V-ing form
I may not decrease you may not decrease he may not decrease we may not decrease you may not decrease they may not decrease	I may not be decreasing you may not be decreasing he may not be decreasing we may not be decreasing you may not be decreasing they may not be decreasing
Perfect	V-ing perfect
I may not have decreased you may not have decreased he may not have decreased we may not have decreased you may not have decreased they may not have decreased	I may not have been decreasing you may not have been decreasing he may not have been decreasing we may not have been decreasing you may not have been decreasing they may not have been decreasing

Interrogative form

Simple form	V-ing form
may I decrease? may you decrease? may he decrease? may we decrease? may you decrease? may they decrease?	may I be decreasing? may you be decreasing? may he be decreasing? may we be decreasing? may you be decreasing? may they be decreasing?
Perfect	V-ing perfect
may I have decreased? may you have decreased? may he have decreased? may we have decreased? may you have decreased? may they have decreased?	may I have been decreasing? may you have been decreasing? may he have been decreasing? may we have been decreasing? may you have been decreasing? may they have been decreasing?

Interro-negative form

Simple form	V-ing form
may I not decrease? may you not decrease? may he not decrease? may we not decrease? may you not decrease? may they not decrease?	may I not be decreasing? may you not be decreasing? may he not be decreasing? may we not be decreasing? may you not be decreasing? may they not be decreasing?
Perfect	V-ing perfect
may I not have decreased? may you not have decreased? may he not have decreased? may we not have decreased? may you not have decreased? may they not have decreased?	may I not have been decreasing? may you not have been decreasing? may he not have been decreasing? may we not have been decreasing? may you not have been decreasing? may they not have been decreasing?