English verb conjugation
SHOULD CONCUR

Regular verb: concur - concurred - concurred

Affirmation

Simple form	V-ing form
I should concur you should concur he should concur we should concur you should concur they should concur	I should be concurring you should be concurring he should be concurring we should be concurring you should be concurring they should be concurring
Perfect	V-ing perfect
I should have concurred you should have concurred he should have concurred we should have concurred you should have concurred they should have concurred	I should have been concurring you should have been concurring he should have been concurring we should have been concurring you should have been concurring they should have been concurring

Negation

Simple form	V-ing form
I should not concur you should not concur he should not concur we should not concur you should not concur they should not concur	I should not be concurring you should not be concurring he should not be concurring we should not be concurring you should not be concurring they should not be concurring
Perfect	V-ing perfect
I should not have concurred you should not have concurred he should not have concurred we should not have concurred you should not have concurred they should not have concurred	I should not have been concurring you should not have been concurring he should not have been concurring we should not have been concurring you should not have been concurring they should not have been concurring

Interrogative form

Simple form	V-ing form
should I concur? should you concur? should he concur? should we concur? should you concur? should they concur?	should I be concurring? should you be concurring? should he be concurring? should we be concurring? should you be concurring? should they be concurring?
Perfect	V-ing perfect
should I have concurred? should you have concurred? should he have concurred? should we have concurred? should you have concurred? should they have concurred?	should I have been concurring? should you have been concurring? should he have been concurring? should we have been concurring? should you have been concurring? should they have been concurring?

Interro-negative form

Simple form	V-ing form
should I not concur? should you not concur? should he not concur? should we not concur? should you not concur? should they not concur?	should I not be concurring? should you not be concurring? should he not be concurring? should we not be concurring? should you not be concurring? should they not be concurring?
Perfect	V-ing perfect
should I not have concurred? should you not have concurred? should he not have concurred? should we not have concurred? should you not have concurred? should they not have concurred?	should I not have been concurring? should you not have been concurring? should he not have been concurring? should we not have been concurring? should you not have been concurring? should they not have been concurring?