I may butylate you may butylate she may butylate we may butylate you may butylate they may butylate
V-ing form
I may be butylating you may be butylating she may be butylating we may be butylating you may be butylating they may be butylating
Perfect
I may have butylated you may have butylated she may have butylated we may have butylated you may have butylated they may have butylated
V-ing perfect
I may have been butylating you may have been butylating she may have been butylating we may have been butylating you may have been butylating they may have been butylating
Negation
Simple form
I mayn't butylate you mayn't butylate she mayn't butylate we mayn't butylate you mayn't butylate they mayn't butylate
V-ing form
I mayn't be butylating you mayn't be butylating she mayn't be butylating we mayn't be butylating you mayn't be butylating they mayn't be butylating
Perfect
I mayn't have butylated you mayn't have butylated she mayn't have butylated we mayn't have butylated you mayn't have butylated they mayn't have butylated
V-ing perfect
I mayn't have been butylating you mayn't have been butylating she mayn't have been butylating we mayn't have been butylating you mayn't have been butylating they mayn't have been butylating
Interrogative form
Simple form
may I butylate? may you butylate? may she butylate? may we butylate? may you butylate? may they butylate?
V-ing form
may I be butylating? may you be butylating? may she be butylating? may we be butylating? may you be butylating? may they be butylating?
Perfect
may I have butylated? may you have butylated? may she have butylated? may we have butylated? may you have butylated? may they have butylated?
V-ing perfect
may I have been butylating? may you have been butylating? may she have been butylating? may we have been butylating? may you have been butylating? may they have been butylating?
Interro-negative form
Simple form
mayn't I butylate? mayn't you butylate? mayn't she butylate? mayn't we butylate? mayn't you butylate? mayn't they butylate?
V-ing form
mayn't I be butylating? mayn't you be butylating? mayn't she be butylating? mayn't we be butylating? mayn't you be butylating? mayn't they be butylating?
Perfect
mayn't I have butylated? mayn't you have butylated? mayn't she have butylated? mayn't we have butylated? mayn't you have butylated? mayn't they have butylated?
V-ing perfect
mayn't I have been butylating? mayn't you have been butylating? mayn't she have been butylating? mayn't we have been butylating? mayn't you have been butylating? mayn't they have been butylating?