English verb conjugation
MAY DETERIORATE

Regular verb: deteriorate - deteriorated - deteriorated

Affirmation

Simple form	V-ing form
I may deteriorate you may deteriorate she may deteriorate we may deteriorate you may deteriorate they may deteriorate	I may be deteriorating you may be deteriorating she may be deteriorating we may be deteriorating you may be deteriorating they may be deteriorating
Perfect	V-ing perfect
I may have deteriorated you may have deteriorated she may have deteriorated we may have deteriorated you may have deteriorated they may have deteriorated	I may have been deteriorating you may have been deteriorating she may have been deteriorating we may have been deteriorating you may have been deteriorating they may have been deteriorating

Negation

Simple form	V-ing form
I may not deteriorate you may not deteriorate she may not deteriorate we may not deteriorate you may not deteriorate they may not deteriorate	I may not be deteriorating you may not be deteriorating she may not be deteriorating we may not be deteriorating you may not be deteriorating they may not be deteriorating
Perfect	V-ing perfect
I may not have deteriorated you may not have deteriorated she may not have deteriorated we may not have deteriorated you may not have deteriorated they may not have deteriorated	I may not have been deteriorating you may not have been deteriorating she may not have been deteriorating we may not have been deteriorating you may not have been deteriorating they may not have been deteriorating

Interrogative form

Simple form	V-ing form
may I deteriorate? may you deteriorate? may she deteriorate? may we deteriorate? may you deteriorate? may they deteriorate?	may I be deteriorating? may you be deteriorating? may she be deteriorating? may we be deteriorating? may you be deteriorating? may they be deteriorating?
Perfect	V-ing perfect
may I have deteriorated? may you have deteriorated? may she have deteriorated? may we have deteriorated? may you have deteriorated? may they have deteriorated?	may I have been deteriorating? may you have been deteriorating? may she have been deteriorating? may we have been deteriorating? may you have been deteriorating? may they have been deteriorating?

Interro-negative form

Simple form	V-ing form
may I not deteriorate? may you not deteriorate? may she not deteriorate? may we not deteriorate? may you not deteriorate? may they not deteriorate?	may I not be deteriorating? may you not be deteriorating? may she not be deteriorating? may we not be deteriorating? may you not be deteriorating? may they not be deteriorating?
Perfect	V-ing perfect
may I not have deteriorated? may you not have deteriorated? may she not have deteriorated? may we not have deteriorated? may you not have deteriorated? may they not have deteriorated?	may I not have been deteriorating? may you not have been deteriorating? may she not have been deteriorating? may we not have been deteriorating? may you not have been deteriorating? may they not have been deteriorating?