English verb conjugation
SHOULD XEROX

Regular verb: xerox - xeroxed - xeroxed

Affirmation

Simple form	V-ing form
I should xerox you should xerox he should xerox we should xerox you should xerox they should xerox	I should be xeroxing you should be xeroxing he should be xeroxing we should be xeroxing you should be xeroxing they should be xeroxing
Perfect	V-ing perfect
I should have xeroxed you should have xeroxed he should have xeroxed we should have xeroxed you should have xeroxed they should have xeroxed	I should have been xeroxing you should have been xeroxing he should have been xeroxing we should have been xeroxing you should have been xeroxing they should have been xeroxing

Negation

Simple form	V-ing form
I should not xerox you should not xerox he should not xerox we should not xerox you should not xerox they should not xerox	I should not be xeroxing you should not be xeroxing he should not be xeroxing we should not be xeroxing you should not be xeroxing they should not be xeroxing
Perfect	V-ing perfect
I should not have xeroxed you should not have xeroxed he should not have xeroxed we should not have xeroxed you should not have xeroxed they should not have xeroxed	I should not have been xeroxing you should not have been xeroxing he should not have been xeroxing we should not have been xeroxing you should not have been xeroxing they should not have been xeroxing

Interrogative form

Simple form	V-ing form
should I xerox? should you xerox? should he xerox? should we xerox? should you xerox? should they xerox?	should I be xeroxing? should you be xeroxing? should he be xeroxing? should we be xeroxing? should you be xeroxing? should they be xeroxing?
Perfect	V-ing perfect
should I have xeroxed? should you have xeroxed? should he have xeroxed? should we have xeroxed? should you have xeroxed? should they have xeroxed?	should I have been xeroxing? should you have been xeroxing? should he have been xeroxing? should we have been xeroxing? should you have been xeroxing? should they have been xeroxing?

Interro-negative form

Simple form	V-ing form
should I not xerox? should you not xerox? should he not xerox? should we not xerox? should you not xerox? should they not xerox?	should I not be xeroxing? should you not be xeroxing? should he not be xeroxing? should we not be xeroxing? should you not be xeroxing? should they not be xeroxing?
Perfect	V-ing perfect
should I not have xeroxed? should you not have xeroxed? should he not have xeroxed? should we not have xeroxed? should you not have xeroxed? should they not have xeroxed?	should I not have been xeroxing? should you not have been xeroxing? should he not have been xeroxing? should we not have been xeroxing? should you not have been xeroxing? should they not have been xeroxing?