English verb conjugation
MAY PERCEIVE

Regular verb: perceive - perceived - perceived

Affirmation

Simple form	V-ing form
I may perceive you may perceive she may perceive we may perceive you may perceive they may perceive	I may be perceiving you may be perceiving she may be perceiving we may be perceiving you may be perceiving they may be perceiving
Perfect	V-ing perfect
I may have perceived you may have perceived she may have perceived we may have perceived you may have perceived they may have perceived	I may have been perceiving you may have been perceiving she may have been perceiving we may have been perceiving you may have been perceiving they may have been perceiving

Negation

Simple form	V-ing form
I may not perceive you may not perceive she may not perceive we may not perceive you may not perceive they may not perceive	I may not be perceiving you may not be perceiving she may not be perceiving we may not be perceiving you may not be perceiving they may not be perceiving
Perfect	V-ing perfect
I may not have perceived you may not have perceived she may not have perceived we may not have perceived you may not have perceived they may not have perceived	I may not have been perceiving you may not have been perceiving she may not have been perceiving we may not have been perceiving you may not have been perceiving they may not have been perceiving

Interrogative form

Simple form	V-ing form
may I perceive? may you perceive? may she perceive? may we perceive? may you perceive? may they perceive?	may I be perceiving? may you be perceiving? may she be perceiving? may we be perceiving? may you be perceiving? may they be perceiving?
Perfect	V-ing perfect
may I have perceived? may you have perceived? may she have perceived? may we have perceived? may you have perceived? may they have perceived?	may I have been perceiving? may you have been perceiving? may she have been perceiving? may we have been perceiving? may you have been perceiving? may they have been perceiving?

Interro-negative form

Simple form	V-ing form
may I not perceive? may you not perceive? may she not perceive? may we not perceive? may you not perceive? may they not perceive?	may I not be perceiving? may you not be perceiving? may she not be perceiving? may we not be perceiving? may you not be perceiving? may they not be perceiving?
Perfect	V-ing perfect
may I not have perceived? may you not have perceived? may she not have perceived? may we not have perceived? may you not have perceived? may they not have perceived?	may I not have been perceiving? may you not have been perceiving? may she not have been perceiving? may we not have been perceiving? may you not have been perceiving? may they not have been perceiving?