I may chain you may chain he may chain we may chain you may chain they may chain
V-ing form
I may be chaining you may be chaining he may be chaining we may be chaining you may be chaining they may be chaining
Perfect
I may have chained you may have chained he may have chained we may have chained you may have chained they may have chained
V-ing perfect
I may have been chaining you may have been chaining he may have been chaining we may have been chaining you may have been chaining they may have been chaining
Negation
Simple form
I may not chain you may not chain he may not chain we may not chain you may not chain they may not chain
V-ing form
I may not be chaining you may not be chaining he may not be chaining we may not be chaining you may not be chaining they may not be chaining
Perfect
I may not have chained you may not have chained he may not have chained we may not have chained you may not have chained they may not have chained
V-ing perfect
I may not have been chaining you may not have been chaining he may not have been chaining we may not have been chaining you may not have been chaining they may not have been chaining
Interrogative form
Simple form
may I chain? may you chain? may he chain? may we chain? may you chain? may they chain?
V-ing form
may I be chaining? may you be chaining? may he be chaining? may we be chaining? may you be chaining? may they be chaining?
Perfect
may I have chained? may you have chained? may he have chained? may we have chained? may you have chained? may they have chained?
V-ing perfect
may I have been chaining? may you have been chaining? may he have been chaining? may we have been chaining? may you have been chaining? may they have been chaining?
Interro-negative form
Simple form
may I not chain? may you not chain? may he not chain? may we not chain? may you not chain? may they not chain?
V-ing form
may I not be chaining? may you not be chaining? may he not be chaining? may we not be chaining? may you not be chaining? may they not be chaining?
Perfect
may I not have chained? may you not have chained? may he not have chained? may we not have chained? may you not have chained? may they not have chained?
V-ing perfect
may I not have been chaining? may you not have been chaining? may he not have been chaining? may we not have been chaining? may you not have been chaining? may they not have been chaining?