English verb conjugation
SHOULD RECUR

Regular verb: recur - recurred - recurred

Affirmation

Simple form	V-ing form
I should recur you should recur he should recur we should recur you should recur they should recur	I should be recurring you should be recurring he should be recurring we should be recurring you should be recurring they should be recurring
Perfect	V-ing perfect
I should have recurred you should have recurred he should have recurred we should have recurred you should have recurred they should have recurred	I should have been recurring you should have been recurring he should have been recurring we should have been recurring you should have been recurring they should have been recurring

Negation

Simple form	V-ing form
I should not recur you should not recur he should not recur we should not recur you should not recur they should not recur	I should not be recurring you should not be recurring he should not be recurring we should not be recurring you should not be recurring they should not be recurring
Perfect	V-ing perfect
I should not have recurred you should not have recurred he should not have recurred we should not have recurred you should not have recurred they should not have recurred	I should not have been recurring you should not have been recurring he should not have been recurring we should not have been recurring you should not have been recurring they should not have been recurring

Interrogative form

Simple form	V-ing form
should I recur? should you recur? should he recur? should we recur? should you recur? should they recur?	should I be recurring? should you be recurring? should he be recurring? should we be recurring? should you be recurring? should they be recurring?
Perfect	V-ing perfect
should I have recurred? should you have recurred? should he have recurred? should we have recurred? should you have recurred? should they have recurred?	should I have been recurring? should you have been recurring? should he have been recurring? should we have been recurring? should you have been recurring? should they have been recurring?

Interro-negative form

Simple form	V-ing form
should I not recur? should you not recur? should he not recur? should we not recur? should you not recur? should they not recur?	should I not be recurring? should you not be recurring? should he not be recurring? should we not be recurring? should you not be recurring? should they not be recurring?
Perfect	V-ing perfect
should I not have recurred? should you not have recurred? should he not have recurred? should we not have recurred? should you not have recurred? should they not have recurred?	should I not have been recurring? should you not have been recurring? should he not have been recurring? should we not have been recurring? should you not have been recurring? should they not have been recurring?