I may plant you may plant he may plant we may plant you may plant they may plant
V-ing form
I may be planting you may be planting he may be planting we may be planting you may be planting they may be planting
Perfect
I may have planted you may have planted he may have planted we may have planted you may have planted they may have planted
V-ing perfect
I may have been planting you may have been planting he may have been planting we may have been planting you may have been planting they may have been planting
Negation
Simple form
I may not plant you may not plant he may not plant we may not plant you may not plant they may not plant
V-ing form
I may not be planting you may not be planting he may not be planting we may not be planting you may not be planting they may not be planting
Perfect
I may not have planted you may not have planted he may not have planted we may not have planted you may not have planted they may not have planted
V-ing perfect
I may not have been planting you may not have been planting he may not have been planting we may not have been planting you may not have been planting they may not have been planting
Interrogative form
Simple form
may I plant? may you plant? may he plant? may we plant? may you plant? may they plant?
V-ing form
may I be planting? may you be planting? may he be planting? may we be planting? may you be planting? may they be planting?
Perfect
may I have planted? may you have planted? may he have planted? may we have planted? may you have planted? may they have planted?
V-ing perfect
may I have been planting? may you have been planting? may he have been planting? may we have been planting? may you have been planting? may they have been planting?
Interro-negative form
Simple form
may I not plant? may you not plant? may he not plant? may we not plant? may you not plant? may they not plant?
V-ing form
may I not be planting? may you not be planting? may he not be planting? may we not be planting? may you not be planting? may they not be planting?
Perfect
may I not have planted? may you not have planted? may he not have planted? may we not have planted? may you not have planted? may they not have planted?
V-ing perfect
may I not have been planting? may you not have been planting? may he not have been planting? may we not have been planting? may you not have been planting? may they not have been planting?