I may describe you may describe he may describe we may describe you may describe they may describe
V-ing form
I may be describing you may be describing he may be describing we may be describing you may be describing they may be describing
Perfect
I may have described you may have described he may have described we may have described you may have described they may have described
V-ing perfect
I may have been describing you may have been describing he may have been describing we may have been describing you may have been describing they may have been describing
Negation
Simple form
I may not describe you may not describe he may not describe we may not describe you may not describe they may not describe
V-ing form
I may not be describing you may not be describing he may not be describing we may not be describing you may not be describing they may not be describing
Perfect
I may not have described you may not have described he may not have described we may not have described you may not have described they may not have described
V-ing perfect
I may not have been describing you may not have been describing he may not have been describing we may not have been describing you may not have been describing they may not have been describing
Interrogative form
Simple form
may I describe? may you describe? may he describe? may we describe? may you describe? may they describe?
V-ing form
may I be describing? may you be describing? may he be describing? may we be describing? may you be describing? may they be describing?
Perfect
may I have described? may you have described? may he have described? may we have described? may you have described? may they have described?
V-ing perfect
may I have been describing? may you have been describing? may he have been describing? may we have been describing? may you have been describing? may they have been describing?
Interro-negative form
Simple form
may I not describe? may you not describe? may he not describe? may we not describe? may you not describe? may they not describe?
V-ing form
may I not be describing? may you not be describing? may he not be describing? may we not be describing? may you not be describing? may they not be describing?
Perfect
may I not have described? may you not have described? may he not have described? may we not have described? may you not have described? may they not have described?
V-ing perfect
may I not have been describing? may you not have been describing? may he not have been describing? may we not have been describing? may you not have been describing? may they not have been describing?