should discuss
Regular verb: discuss - discussed- discussed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should discuss
you should discuss
he should discuss
we should discuss
you should discuss
they should discuss 	I should be discussing
you should be discussing
he should be discussing
we should be discussing
you should be discussing
they should be discussing	I should have discussed
you should have discussed
he should have discussed
we should have discussed
you should have discussed
they should have discussed	I should have been discussing
you should have been discussing
he should have been discussing
we should have been discussing
you should have been discussing
they should have been discussing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not discuss
you should not discuss
he should not discuss
we should not discuss
you should not discuss
they should not discuss 	I should not be discussing
you should not be discussing
he should not be discussing
we should not be discussing
you should not be discussing
they should not be discussing	I should not have discussed
you should not have discussed
he should not have discussed
we should not have discussed
you should not have discussed
they should not have discussed	I should not have been discussing
you should not have been discussing
he should not have been discussing
we should not have been discussing
you should not have been discussing
they should not have been discussing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I discuss?
should you discuss?
should he discuss?
should we discuss?
should you discuss?
should they discuss? 	should I be discussing?
should you be discussing?
should he be discussing?
should we be discussing?
should you be discussing?
should they be discussing? 	should I have discussed?
should you have discussed?
should he have discussed?
should we have discussed?
should you have discussed?
should they have discussed? 	should I have been discussing?
should you have been discussing?
should he have been discussing?
should we have been discussing?
should you have been discussing?
should they have been discussing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not discuss?
should you not discuss?
should he not discuss?
should we not discuss?
should you not discuss?
should they not discuss? 	should I not be discussing?
should you not be discussing?
should he not be discussing?
should we not be discussing?
should you not be discussing?
should they not be discussing? 	should I not have discussed?
should you not have discussed?
should he not have discussed?
should we not have discussed?
should you not have discussed?
should they not have discussed? 	should I not have been discussing?
should you not have been discussing?
should he not have been discussing?
should we not have been discussing?
should you not have been discussing?
should they not have been discussing?