English verb conjugation
SHOULD FOOL

Regular verb: fool - fooled - fooled

Affirmation

Simple form	V-ing form
I should fool you should fool she should fool we should fool you should fool they should fool	I should be fooling you should be fooling she should be fooling we should be fooling you should be fooling they should be fooling
Perfect	V-ing perfect
I should have fooled you should have fooled she should have fooled we should have fooled you should have fooled they should have fooled	I should have been fooling you should have been fooling she should have been fooling we should have been fooling you should have been fooling they should have been fooling

Negation

Simple form	V-ing form
I should not fool you should not fool she should not fool we should not fool you should not fool they should not fool	I should not be fooling you should not be fooling she should not be fooling we should not be fooling you should not be fooling they should not be fooling
Perfect	V-ing perfect
I should not have fooled you should not have fooled she should not have fooled we should not have fooled you should not have fooled they should not have fooled	I should not have been fooling you should not have been fooling she should not have been fooling we should not have been fooling you should not have been fooling they should not have been fooling

Interrogative form

Simple form	V-ing form
should I fool? should you fool? should she fool? should we fool? should you fool? should they fool?	should I be fooling? should you be fooling? should she be fooling? should we be fooling? should you be fooling? should they be fooling?
Perfect	V-ing perfect
should I have fooled? should you have fooled? should she have fooled? should we have fooled? should you have fooled? should they have fooled?	should I have been fooling? should you have been fooling? should she have been fooling? should we have been fooling? should you have been fooling? should they have been fooling?

Interro-negative form

Simple form	V-ing form
should I not fool? should you not fool? should she not fool? should we not fool? should you not fool? should they not fool?	should I not be fooling? should you not be fooling? should she not be fooling? should we not be fooling? should you not be fooling? should they not be fooling?
Perfect	V-ing perfect
should I not have fooled? should you not have fooled? should she not have fooled? should we not have fooled? should you not have fooled? should they not have fooled?	should I not have been fooling? should you not have been fooling? should she not have been fooling? should we not have been fooling? should you not have been fooling? should they not have been fooling?