I may threaten you may threaten she may threaten we may threaten you may threaten they may threaten
V-ing form
I may be threatening you may be threatening she may be threatening we may be threatening you may be threatening they may be threatening
Perfect
I may have threatened you may have threatened she may have threatened we may have threatened you may have threatened they may have threatened
V-ing perfect
I may have been threatening you may have been threatening she may have been threatening we may have been threatening you may have been threatening they may have been threatening
Negation
Simple form
I may not threaten you may not threaten she may not threaten we may not threaten you may not threaten they may not threaten
V-ing form
I may not be threatening you may not be threatening she may not be threatening we may not be threatening you may not be threatening they may not be threatening
Perfect
I may not have threatened you may not have threatened she may not have threatened we may not have threatened you may not have threatened they may not have threatened
V-ing perfect
I may not have been threatening you may not have been threatening she may not have been threatening we may not have been threatening you may not have been threatening they may not have been threatening
Interrogative form
Simple form
may I threaten? may you threaten? may she threaten? may we threaten? may you threaten? may they threaten?
V-ing form
may I be threatening? may you be threatening? may she be threatening? may we be threatening? may you be threatening? may they be threatening?
Perfect
may I have threatened? may you have threatened? may she have threatened? may we have threatened? may you have threatened? may they have threatened?
V-ing perfect
may I have been threatening? may you have been threatening? may she have been threatening? may we have been threatening? may you have been threatening? may they have been threatening?
Interro-negative form
Simple form
may I not threaten? may you not threaten? may she not threaten? may we not threaten? may you not threaten? may they not threaten?
V-ing form
may I not be threatening? may you not be threatening? may she not be threatening? may we not be threatening? may you not be threatening? may they not be threatening?
Perfect
may I not have threatened? may you not have threatened? may she not have threatened? may we not have threatened? may you not have threatened? may they not have threatened?
V-ing perfect
may I not have been threatening? may you not have been threatening? may she not have been threatening? may we not have been threatening? may you not have been threatening? may they not have been threatening?