English verb conjugation
SHOULD PERCUSS

Regular verb: percuss - percussed - percussed

Affirmation

Simple form	V-ing form
I should percuss you should percuss he should percuss we should percuss you should percuss they should percuss	I should be percussing you should be percussing he should be percussing we should be percussing you should be percussing they should be percussing
Perfect	V-ing perfect
I should have percussed you should have percussed he should have percussed we should have percussed you should have percussed they should have percussed	I should have been percussing you should have been percussing he should have been percussing we should have been percussing you should have been percussing they should have been percussing

Negation

Simple form	V-ing form
I should not percuss you should not percuss he should not percuss we should not percuss you should not percuss they should not percuss	I should not be percussing you should not be percussing he should not be percussing we should not be percussing you should not be percussing they should not be percussing
Perfect	V-ing perfect
I should not have percussed you should not have percussed he should not have percussed we should not have percussed you should not have percussed they should not have percussed	I should not have been percussing you should not have been percussing he should not have been percussing we should not have been percussing you should not have been percussing they should not have been percussing

Interrogative form

Simple form	V-ing form
should I percuss? should you percuss? should he percuss? should we percuss? should you percuss? should they percuss?	should I be percussing? should you be percussing? should he be percussing? should we be percussing? should you be percussing? should they be percussing?
Perfect	V-ing perfect
should I have percussed? should you have percussed? should he have percussed? should we have percussed? should you have percussed? should they have percussed?	should I have been percussing? should you have been percussing? should he have been percussing? should we have been percussing? should you have been percussing? should they have been percussing?

Interro-negative form

Simple form	V-ing form
should I not percuss? should you not percuss? should he not percuss? should we not percuss? should you not percuss? should they not percuss?	should I not be percussing? should you not be percussing? should he not be percussing? should we not be percussing? should you not be percussing? should they not be percussing?
Perfect	V-ing perfect
should I not have percussed? should you not have percussed? should he not have percussed? should we not have percussed? should you not have percussed? should they not have percussed?	should I not have been percussing? should you not have been percussing? should he not have been percussing? should we not have been percussing? should you not have been percussing? should they not have been percussing?