I could promulgate you could promulgate she could promulgate we could promulgate you could promulgate they could promulgate
V-ing form
I could be promulgating you could be promulgating she could be promulgating we could be promulgating you could be promulgating they could be promulgating
Perfect
I could have promulgated you could have promulgated she could have promulgated we could have promulgated you could have promulgated they could have promulgated
V-ing perfect
I could have been promulgating you could have been promulgating she could have been promulgating we could have been promulgating you could have been promulgating they could have been promulgating
Negation
Simple form
I could not promulgate you could not promulgate she could not promulgate we could not promulgate you could not promulgate they could not promulgate
V-ing form
I could not be promulgating you could not be promulgating she could not be promulgating we could not be promulgating you could not be promulgating they could not be promulgating
Perfect
I could not have promulgated you could not have promulgated she could not have promulgated we could not have promulgated you could not have promulgated they could not have promulgated
V-ing perfect
I could not have been promulgating you could not have been promulgating she could not have been promulgating we could not have been promulgating you could not have been promulgating they could not have been promulgating
Interrogative form
Simple form
could I promulgate? could you promulgate? could she promulgate? could we promulgate? could you promulgate? could they promulgate?
V-ing form
could I be promulgating? could you be promulgating? could she be promulgating? could we be promulgating? could you be promulgating? could they be promulgating?
Perfect
could I have promulgated? could you have promulgated? could she have promulgated? could we have promulgated? could you have promulgated? could they have promulgated?
V-ing perfect
could I have been promulgating? could you have been promulgating? could she have been promulgating? could we have been promulgating? could you have been promulgating? could they have been promulgating?
Interro-negative form
Simple form
could I not promulgate? could you not promulgate? could she not promulgate? could we not promulgate? could you not promulgate? could they not promulgate?
V-ing form
could I not be promulgating? could you not be promulgating? could she not be promulgating? could we not be promulgating? could you not be promulgating? could they not be promulgating?
Perfect
could I not have promulgated? could you not have promulgated? could she not have promulgated? could we not have promulgated? could you not have promulgated? could they not have promulgated?
V-ing perfect
could I not have been promulgating? could you not have been promulgating? could she not have been promulgating? could we not have been promulgating? could you not have been promulgating? could they not have been promulgating?